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What causes a car to start but not keep running?

What causes a car to start but not keep running?

The engine requires the right amount of air and fuel to mix together for ignition. If there is a fuel leak somewhere, then the correct amount of fuel may not make it to the combustion chamber. This might be enough to allow the engine to start, but not keep running.

Why does my Tahoe start and run then dies?

In my Tahoe case of start then dies I had two wires corroded on cooling fans relay block and on ECM, PCM and BCM fuse line in engine fuse block. now starts and doesn’t overheat now. The fan relay block sits behind engine fuse block accessable by removing the whole cover not just lid. Start a new Chevrolet Silverado 1500 question.

Why does the pump not run at startup?

On some of those GMs the pump runs at startup but the relay has to click in or it shuts back off so the engine doesn’t get washed with fuel if the engine stalls. Worth a look. Or, as you said, maybe the ‘puter isn’t sending out the “engine is running” signal.

How to troubleshoot a no start GM 4.3L?

The following tutorial may be of help: How To Troubleshoot A No Start (GM 4.3L, 5.0L, 5.7L). CASE 3: The engine started and stayed running. This confirms that the fuel pump is starting to fail. The next step is to confirm the exact fuel pressure with a fuel pressure gauge to be absolutely sure.

The following tutorial may be of help: How To Troubleshoot A No Start (GM 4.3L, 5.0L, 5.7L). CASE 3: The engine started and stayed running. This confirms that the fuel pump is starting to fail. The next step is to confirm the exact fuel pressure with a fuel pressure gauge to be absolutely sure.

On some of those GMs the pump runs at startup but the relay has to click in or it shuts back off so the engine doesn’t get washed with fuel if the engine stalls. Worth a look. Or, as you said, maybe the ‘puter isn’t sending out the “engine is running” signal.

What does it mean when your car does not start?

CASE 2: The engine did not start, not even momentarily. This usually means that a lack of fuel IS NOT the reason your car is not starting. To be absolutely sure you should:

What should I do if my engine won’t start?

Check the fuel filter service interval in your car owner’s manual or repair manual. If the fuel system uses an in-line filter: Remove the filter. Blow through the filter in the direction of fuel flow. If air goes through with difficulty, or not at all, there’s your problem When necessary, use a fuel pressure gauge to check system pressure.

Can a car start and die at the same time?

You’ll hear the engine turning and everything will seem fine. However, there may come a point in time when your car will actually start but then die almost immediately afterward. There is never a convenient time for your car to suddenly quit working on you when you have somewhere to go.

What happens when you attempt to start your car?

When you attempt to start your car, you normally assume it is going to start without any problems. You’ll hear the engine turning and everything will seem fine. However, there may come a point in time when your car will start but then die almost immediately afterward.

What should I do if my truck starts then shut off?

It should run for 2-3 seconds then shut off. Did you just fill the tank full? Try banging on the bottom of the fuel tank with a rubber mallet and see if it starts then. If it does fuel pump is on its last legs. time to drop the tank. Well, we should probably start with a few basics first…

Why does my Truck start and run then dies?

59 people found this helpful. Something grounded out and prob shorted a inline fuse so when you turn the key to run you hear your fuel pump Prime the line but when you crank the motor starts then dies. It has to do with your gin. Or ecu. Pcm not telling the pump to fun.

What happens if the fuel pump is not running?

Engine will not start The fuel pump control circuit is designed to run the pump for only 2 seconds IF the engine is not cranking or is not running!!… IF the pressure test gauge shows *0* psi for the 2 second prime, the pump is NOT pumping fuel and must be defective…even though it’s running!!! ..

The engine requires the right amount of air and fuel to mix together for ignition. If there is a fuel leak somewhere, then the correct amount of fuel may not make it to the combustion chamber. This might be enough to allow the engine to start, but not keep running.

What causes a car to start and stall?

Check to make sure your spark plug wires or ignition coils are seated properly on each of the spark plugs. A detached or malfunctioning spark plug wire will cause misfires and often a stall as the engine struggles to stay running on fewer cylinders.

What happens when a car starts and then dies?

You’ll hear the engine turning and everything will seem fine. However, there may come a point in time when your car will start but then die almost immediately afterward. This will aggravate you a lot because it will seem like your car should be working since you got it to start first.

What causes a car to start at the wrong time?

Spark plug wires are a source of electromagnetic interference (EMF), but this is usually only a problem on some aftermarket setups when this interference isn’t taken into account. A timing belt or chain that has skipped a tooth will throw off the cam timing, causing the intake and/or exhaust valves to open at the wrong time.

How long does a car run fine before it stalls?

Car runs fine for approximately 10-20 minutes and then starts to sputter and cough and if I don’t increase the RPM’s it will stall. If I increase the RPM’s it will smooth out for a little while, but after a couple of minutes with higher RPM’s it will sputter again and finally stall.

What should you do if your car stops running?

If your fuel gauge shows you have sufficient fuel and your car still stops running, you should go get it checked by a mechanic. An alternator is responsible for managing the supply of electricity in your vehicle. If your car suddenly stops running, it is possible that the alternator has gone bad.

Car runs fine for approximately 10-20 minutes and then starts to sputter and cough and if I don’t increase the RPM’s it will stall. If I increase the RPM’s it will smooth out for a little while, but after a couple of minutes with higher RPM’s it will sputter again and finally stall.

When you attempt to start your car, you normally assume it is going to start without any problems. You’ll hear the engine turning and everything will seem fine. However, there may come a point in time when your car will start but then die almost immediately afterward.

What to do when your car won’t start after driving?

Problem start after driving car no mather about distance, after turning off engine and passing few minutes car wont start. Have oto keep it cooldown in order to turn on engine again. Even sometimes but rarely engine turnes off without any reason and after a few minute I was able to start engine again.

What to do if your car won’t jump start?

If the jump start works, you’re most likely dealing with a dying battery or an alternator that is just having trouble recharging the battery. Consider replacing the battery or alternator, cleaning the connections, or having a technician do the service for you. 2. Defective ignition switch

What happens if you keep your car at a standstill for too long?

Keeping the car standstill with the engine on for a very long time can put stresses on some components and break the fan belt or thermostat. If your automobile is not well-maintained or all the systems are not properly functioning, then it could happen. The car runs out of gas.

What kind of car starts but wont stay running?

Many people have reported having similar failures such as “my 2000 BMW starts but won’t stay running” or “my car starts then die unless I give it gas.” This article is here to give solutions to complaints and answer all the questions related to these kinds of problems.

Why does my car not start when I try to start it?

But if the battery doesn’t have enough juice to start the engine or repeatedly needs a jump start, the problem may originate elsewhere, and jumper cables or even a new battery won’t solve the problem. Here are eight possible reasons your car won’t start.

What causes a car to start and then die?

But if there is a fuel leak somewhere, then the proper amount of fuel won’t be able to make it to the combustion chamber. This might cause the engine to still start, but it won’t be able to keep it running. That is why it will die almost immediately after it starts.

Why does my car not start after I drain the battery?

A broken timing belt, timing chain or timing gear means you can crank the engine until you drain the battery, and it still won’t start. Likewise, a bad crankshaft position sensor won’t send the right signals to the engine computer to allow the engine to start. 8. Smart Key Issue

When does a car stop running after running out of fuel?

You should hear the fuel pump running when you turn the key, and it will stop running when it has built fuel pressure. In any case, it could take a few minutes for the fuel pump to build up pressure to the engine, assuming the fuel pump hasn’t been burned-up already by trying to pump when it is dry.

But if there is a fuel leak somewhere, then the proper amount of fuel won’t be able to make it to the combustion chamber. This might cause the engine to still start, but it won’t be able to keep it running. That is why it will die almost immediately after it starts.

What does it mean when your engine turns over but won’t start?

When your engine turns over but won’t start, it means the engine is having a hard time creating a spark, producing compression, or receiving fuel. If you hear the engine turning over, the problem has to do with the starting motor system, not the engine itself.

What causes a tractor to start but not run?

If there is a pressure imbalance within your engine, it won’t be able to properly vaporize the fuel at the rate it needs to, resulting in a tractor that may start, but won’t run . There are a few things that could be impacting the pressure of your tractor engine, ranging from the fuel pump to the various lines that go in and out of the pump.

What to look for when your engine won’t start?

Check for a blown fuse that may be preventing a circuit from working properly, like the fuel injection or computer system. To operate efficiently, an internal combustion gasoline engine needs a good spark, the right amount of fuel, and good compression (a healthy mechanical condition).

What causes a car to stall on a cold start?

It also manages the idle under changing engine loads, like when you kick on the air conditioning, turn on the headlights, or turn up the radio. When the idle air control valve malfunctions, you may experience a rough idle or the vehicle may stall entirely. This is especially true on cold starts.

What’s the idle speed of a 1988 Camaro?

When in gear (ex. Reverse, Drive, 2nd, 1st) my car idle “settles” around 750 on the tach, but then starts to fluctuate around there, moving up to 900 (or so) then dips down to about 500 on the tach. While the idle speed is fluctuating my voltage drops dramatically.

Why does my Camaro have an idle problem?

Has idle problem about one day a week. Take a real good look at the throttle “butterfly” valve. They have a tendency to get buildup with dirt and will stick slightly open, confusing the computer into thinking that you are pushing on the “go” pedal.

Where is the idle air control valve on a Camaro?

I’m going to say check your IAC valve (idle air control), this is located on the passenger side underneath the throttle body. These get all carboned up and can’t re-seat themselves properly. You may have to perform a minimum idle setting also.

Why does my car keep running out of fuel?

There is another possibility that hasn’t been mentioned- water in the bottom of the fuel tankf. If just the right amount of water gets into the tank, it will allow a mixture of fuel and water to get into the carburetor. And you get the same symptoms.

What causes a diesel tractor to start but not run?

There are a few things that could be impacting the pressure of your tractor engine, ranging from the fuel pump to the various lines that go in and out of the pump. The first thing you’ll want to check when troubleshooting a diesel tractor that starts but won’t stay running is the pressure of the fuel pump.

What should I do if my car wont run for 20 seconds?

It can be enough to start, and run for a few seconds before more water is pulled into the carburetor and the engine stalls again. Solution- disconnect the fuel line from the carburetor and let the fuel drain into a clear container. You will see the water in its own layer at the bottom of the container.

Why does my Car start but not run?

An engine will start but not run when the fuel runs out . If the fuel pressure is not strong enough the car will stall out .

There are a few things that could be impacting the pressure of your tractor engine, ranging from the fuel pump to the various lines that go in and out of the pump. The first thing you’ll want to check when troubleshooting a diesel tractor that starts but won’t stay running is the pressure of the fuel pump.

There is another possibility that hasn’t been mentioned- water in the bottom of the fuel tankf. If just the right amount of water gets into the tank, it will allow a mixture of fuel and water to get into the carburetor. And you get the same symptoms.

It can be enough to start, and run for a few seconds before more water is pulled into the carburetor and the engine stalls again. Solution- disconnect the fuel line from the carburetor and let the fuel drain into a clear container. You will see the water in its own layer at the bottom of the container.

When does GM extended parking feature shut off engine?

The GM Extended Parking feature automatically shuts off the engine when the vehicle is parked for 20 minutes without the key fob present, or after an hour when the key fob is present.

Why does my car not run when my foot is on the gas?

Top 5 reasons why your car won’t stay running unless foot is on the gas. Some of the symptoms are: car dies right away, car cut off after starting, car won’t stay running in the cold, and car won’t stay running.

Spark plug wires are a source of electromagnetic interference (EMF), but this is usually only a problem on some aftermarket setups when this interference isn’t taken into account. A timing belt or chain that has skipped a tooth will throw off the cam timing, causing the intake and/or exhaust valves to open at the wrong time.

Why does my Car start but won’t stay running?

If it’s cold outside or the engine is cold, the sensors are not sensing the low temperature, therefore the engine is not maintaining the appropriate air-to-fuel ratio to keep it running. A faulty electric fuel pump is also a problem limited to cars with a fuel injection system.

What are the symptoms of a car not staying running?

Some of the symptoms are: car dies right away, car cut off after starting, car won’t stay running in the cold, and car won’t stay running. Below is 5 ways to fix the problem. Number one. Idle air control. The idle air control is responsible for maintaining idle.

Top 5 reasons why your car won’t stay running unless foot is on the gas. Some of the symptoms are: car dies right away, car cut off after starting, car won’t stay running in the cold, and car won’t stay running.

Why does my Dodge Ram not keep running?

The truck fires right up but will not stay running unless I keep my foot on the gas. As soon as I let off the throttle it dies instantly without sputtering. Gauges read fine and it does it even after it has warmed up. Before I tear into it, I was hoping somebody would have some simple solutions to check first. Thanks.

What kind of truck won’t stay running?

I have a 2001 dodge 1500 pickup. The truck fires right up but will not stay running unless I keep my foot on the gas. As soon as I let off the throttle it dies instantly without sputtering. Gauges read fine and it does it even after it has warmed up.

Why does my Ford F-150 not keep running?

Sounds like you’re fuel filter is not let enough fuel to get past to keep the vehicle running and it is running out of fuel than it set for awhile fuel fill the lines and you can start it again until the line empties again. 59 people found this helpful.

What to do when your car won’t go when you put it in gear?

Try setting the parking brake and putting blocks under the fronts of the wheels. Then, with the clutch pedal depressed, place the car in a high gear and slowly let out the clutch. Usually, the car will stall. But if the car continues to run even with the clutch released, the clutch plate is worn and needs to be replaced.

How to change crankshaft angle on Hyundai Accent?

There’s a wire clip hold the plug into the socket for the sensor, just get a small flat head screw driver and pry it up then it will slide off…make sure to put the clip back on when you install the new sensor. 45 people found this helpful. Just changed the Crankshaft Angle Censor on my 1997 (manual) hyundai Excel.

What causes a car to run lean at idle?

If the root cause is an electrical problem within the idle air control valve itself, you will likely have to replace the IAC. A vacuum leak is a hole in a vehicle’s air intake system behind the mass air flow (MAF) sensor that allows unmetered air into the engine. This throws off the expected air fuel ratio and causes the vehicle to run lean.

What to do when your car cranks but wont start?

Use a multimeter to check the connectors on the fuel injectors. If the voltage isn’t measuring up, there is an issue with the connectors or the wiring. If you’re still having issues, check the crankshaft position sensor, the camshaft position sensor, or the throttle position sensor.

Try setting the parking brake and putting blocks under the fronts of the wheels. Then, with the clutch pedal depressed, place the car in a high gear and slowly let out the clutch. Usually, the car will stall. But if the car continues to run even with the clutch released, the clutch plate is worn and needs to be replaced.

Why does my car make a cranking sound?

Let’s first explore what is actually making that “cranking” sound and eliminate some possible outcomes from the equation. When you hear that cranking sound coming from your vehicle it should be alerting you to three different possible outcomes. One, your engine is having trouble producing a spark.

Why is the Check Engine light not working?

If the ECU can’t get a clear signal, the engine may fail to start or die immediately after starting. Your ECU should throw a check engine light if there is no signal from the crankshaft or camshaft position sensors. Get this code read if you can, as it may tell you the exact wire that is causing the issue.

Why does my car not start when I crank the engine?

If the engine doesn’t crank, or makes an unusual noise when cranking, you may have a starting system problem. The car’s security system may have made an error that disabled the fuel or ignition system, or the chip in the key may have failed.

What causes the fuel pump to not start?

The fuel pump is running and delivering normal pressure to the engine But, with all that working your engine still will not start. So, the most likely cause, is that the fuel injectors are probably not opening. The (PCM) uses the trigger signal from the crankshaft position sensor; and/or camshaft position sensor to pulse the injectors.

What makes an internal combustion engine not start?

To operate efficiently, an internal combustion gasoline engine needs a good spark, the right amount of fuel, and good compression (a healthy mechanical condition). The lack of any of these three things will prevent your engine from starting.

Why does the car start and suddenly shut off?

These small explosions cause an engine’s crankshaft to spin and create power. When one or more of these components fail, the engine will be unable to maintain power and will shut off. There are a few common causes of engine failure:

What does it mean when your car won’t restart?

And–most important of all–does “won’t restart” mean that the starter fails to activate when you turn the key, or does it mean that the starter cranks the engine but the engine does not start and run on its own? Since it’s intermittent and unlikely to be tested while malfunctioning, I would guess ignition module or crank position sensor.

What causes a car to come to a stop after starting?

If your alternator is not working the car can come to a halt. The ECU is a computer system that controls various engine functions including the fuel injection system. Since a vehicle needs fuel to move any interference of the ECU will cause the car to come to a stop after starting. The ECU controls the engine components through a series of sensors.

And–most important of all–does “won’t restart” mean that the starter fails to activate when you turn the key, or does it mean that the starter cranks the engine but the engine does not start and run on its own? Since it’s intermittent and unlikely to be tested while malfunctioning, I would guess ignition module or crank position sensor.

If your fuel gauge shows you have sufficient fuel and your car still stops running, you should go get it checked by a mechanic. An alternator is responsible for managing the supply of electricity in your vehicle. If your car suddenly stops running, it is possible that the alternator has gone bad.

Why does my carburetor not work when I start the car?

There are numerous variables. Cold-starting and warm-up require a richer mixture, which is usually handled by a choke butterfly that limits the amount of air into the carburetor until the engine is at operating temperature. Acceleration, heavy loads and, in some cases, idling also require a richer mixture.

Why does my car not start when I take my foot off the gas?

The fuel injectors work at any RPM, so a choke is not necessary. The computer simply feeds a little extra gas through the fuel injectors to start the engine. On the old carburetor engines, you pressed the gas pedal before starting to set the choke position and give a squirt of fuel into the engine via the accelerator pump.

What to do if your engine dies when you release the gas?

If the engine runs fine when you are holding the accelerator pedal down and dies when you release it then you may have a couple of possible issues. I would first check the vacuum hoses going to the engine. If any of them are loose or leaking, this will occur. If they are fine then the throttle body should be cleaned.

Why does my car stall at 800 rpm?

When the engine RPM drops below the normal range of about ~800 RPM, this often times will cause the engine to stall indicating a dirty or faulty idle air control valve. I would recommend having an expert from YourMechanic come to your location to diagnose and repair your idle air control valve.

What to do when your car rpm goes down?

Hey friends if your car RPM goes down to zero then do following steps. 2.Make it Throttle body clean 6.Check if there is any gas leakage near by your car engine. Do All the above your car will be smooth and there will be no problem related to RPM. Was this answer helpful?

If the engine runs fine when you are holding the accelerator pedal down and dies when you release it then you may have a couple of possible issues. I would first check the vacuum hoses going to the engine. If any of them are loose or leaking, this will occur. If they are fine then the throttle body should be cleaned.

When the engine RPM drops below the normal range of about ~800 RPM, this often times will cause the engine to stall indicating a dirty or faulty idle air control valve. I would recommend having an expert from YourMechanic come to your location to diagnose and repair your idle air control valve.

The fuel injectors work at any RPM, so a choke is not necessary. The computer simply feeds a little extra gas through the fuel injectors to start the engine. On the old carburetor engines, you pressed the gas pedal before starting to set the choke position and give a squirt of fuel into the engine via the accelerator pump.

What to do if your truck wont start?

To avoid throwing guesses and parts at your truck, have the truck scanned for trouble codes as a first step. Some of the auto parts suppliers offer free code reading like Pepboys, Nappa, Advanced auto parts,etc and some of the guys are very knowledgeable and may have seen the issue often and put you on the right track.

Why does my Ford F150 engine not start?

Just recently we have had a problem with the idle. It won’t stay running, even when it warm up. We have to keep a little bit of gas on even at the lights and stop sign … read more 2000 F-150: 5.4. Engine starts then dies when you start it cold. 2000 F-150 5.4. Engine starts then dies when you start it cold. It will run if I touch the gas .

What to do when Your Truck turns over but won’t start?

Check your fuel tank When your truck turns over but won’t start, the first thing you need to check before any troubleshooting is your fuel tank. While this might be obvious, your engine won’t start without fuel in your tank, and many people start panicking and searching for potential culprits when their fuel tank is empty.

Why does my car not start without fuel in it?

While this might be obvious, your engine won’t start without fuel in your tank, and many people start panicking and searching for potential culprits when their fuel tank is empty. Even if your fuel gauge is showing some fuel in the fuel tank, this gauge might malfunction for various reasons.

Just recently we have had a problem with the idle. It won’t stay running, even when it warm up. We have to keep a little bit of gas on even at the lights and stop sign … read more 2000 F-150: 5.4. Engine starts then dies when you start it cold. 2000 F-150 5.4. Engine starts then dies when you start it cold. It will run if I touch the gas .

Why does my Pontiac Grand Prix not start?

26 people found this helpful. When your car starts fine cold, then fails to restart while warm, it is usually a coolant system problem. Either low coolant, or bad coolant level sensor. 26 people found this helpful.

What kind of car won’t start after a jump?

Car starts after jump but won’t start later on jeep batte… My 2006 jeep grand Cherokee battery died earlier today after interior lights being left on. I got a jump and it started fine so I drove around for errands. Turned it off to go in a store, came out an hour later – dead battery.

What does it mean when your car wont start?

It could also be that the battery and alternator are ok, but that you could have what is called voltage drop. This means that the wire between the battery and starter is developing high resistance for some reason, and is not allowing sufficient amps to get to the starter. You could also have a starter problem.

Why does my car battery not charge after a jump?

Alternator: If your battery still won’t start even after a jump, the alternator could be the culprit. The alternator is responsible for sending energy back to the battery. If it needs to be replaced, you’ll know when your battery won’t hold a charge.

What happens when you start your car for the first time?

You’ll start your car, drive for awhile and your car will die. The battery won’t restart the car and you’ll be stuck. Like I mentioned in the above point, the alternator powers almost all of the electrical systems of the car once the car is started and it recharges the battery as well.

Is it normal for a car to start rough?

Last week when leaving work my car started very rough. This was unusual so I killed and restarted the car about three times before letting it run it’s course (~30 seconds), after which the car ran fine.

What to do if your car won’t start next day?

The first thing to check for is a dead starter motor, which results from a damaged triggering mechanism. If your car won’t start, then starts next day, you need to look into the starter system immediately. The triggering mechanism is composed of the vehicle’s engine management system. Most ignition triggers operate as a magnetic sensor.

What does it mean when your car wont start the next day?

Typically, this warning light comes on when you turn the ignition and turns off when the engine is started, and you are driving your vehicle. If you experience your car won’t start, then starts the next day, the dashboard light can remain illuminated and show an issue with your alternator.

Why does my car take so long to start?

When your engine is warm and running normally it has lots of sensors to help determine the right ignition timing and fuel to keep it running smoothly. When your engine is first started, these sensors can’t help for a few seconds so the computer makes an educated guess at what the engine needs to run.

Why is my car cranking but not starting?

Your vehicle may still start with your battery as low as 50% but at that level, it may also leave you stranded on a cold day. If you’re having other starting problems, we’d like to help out with that too! Why is My Car Cranking but not Starting? If your engine will turn over but just won’t start you could have a few different problems.

When do you start the car, the engine revs?

Car engine revs way up immediately upon starting engine. Q: Car engine revs way up immediately upon starting engine. When starting the engine, it sounds like you have your foot pressed to the floor on the gas pedal as soon as you start it, without even having your foot on the gas.

What to do when your car runs rough and stalls?

If I increase the RPM’s it will smooth out for a little while, but after a couple of minutes with higher RPM’s it will sputter again and finally stall. After it sits for awhile I can start it up again and it runs fine for another 10-20 minutes. No check engine light is on and the car is OBD 1.

If I increase the RPM’s it will smooth out for a little while, but after a couple of minutes with higher RPM’s it will sputter again and finally stall. After it sits for awhile I can start it up again and it runs fine for another 10-20 minutes. No check engine light is on and the car is OBD 1.

What to do if your car comes to a complete stop?

You can try to feel on the fuel injectors with your hand while cranking to see if they click. If they are not making any clicking sound, one of them might be faulty. If your ignition switch is damaged, you may start the car normally, and after a few seconds, the car will come to a complete stop.

What causes a car to come to a complete stop?

If they are not making any clicking sound, one of them might be faulty. If your ignition switch is damaged, you may start the car normally, and after a few seconds, the car will come to a complete stop. If your ignition switch is defective, you must check the switch contacts for wear. The ignition switch is located behind the car’s ignition lock.

The first thing to check for is a dead starter motor, which results from a damaged triggering mechanism. If your car won’t start, then starts next day, you need to look into the starter system immediately. The triggering mechanism is composed of the vehicle’s engine management system. Most ignition triggers operate as a magnetic sensor.

When your engine is warm and running normally it has lots of sensors to help determine the right ignition timing and fuel to keep it running smoothly. When your engine is first started, these sensors can’t help for a few seconds so the computer makes an educated guess at what the engine needs to run.

What does it mean when your car stalls at idle?

If the Engine Stalls at Idle Unless You Press the Accelerator IV. If the Engine Starts When Cold but Stops When Warm V. If the Engine Stalls Intermittently I. If Your Engine Stops Immediately After it Starts Your engine may stop as soon as you let the key return from the Start to the Run position.

Check the fuel filter service interval in your car owner’s manual or repair manual. If the fuel system uses an in-line filter: Remove the filter. Blow through the filter in the direction of fuel flow. If air goes through with difficulty, or not at all, there’s your problem When necessary, use a fuel pressure gauge to check system pressure.

You should see a bright spark jumping the gap in the spark tester. If you don’t see a spark, repeat the test. This time, adjust the spark tester to 30KV. If you still don’t see a spark, repeat the test and set the tester to 10KV. If this time you see a spark or no spark, you have a problem with the ignition system.

Why is my lawn mower engine not starting?

The engine won’t restart until the engine cools. The plastic housing can also collect dirt that will eventually lead to the engine shut off. So, solve the problem you have to clean the fins and plastic covers once it is cool. Some mower engines simply won’t start if the oil level is either low or high.

Can a car starter go bad over time?

A starter can go bad slowly over time and there are some things that can indicate when it is ready to go. For instance, you may notice that it seems like the engine starts slower than normal in the morning or you may be able to hear the starter turning more slowly than usual when you turn the key.

Is it a no start or no crank problem?

If that does not fix it, then you may well have either a defective starter, or a worn out ignition sw. (or poor connections at one of these parts). Dont overthink this one, it is a common problem. It is nice of you to tell us that the no-start is a no-crank problem, as this narrows it down considerably, so thanks, and good luck.

The engine won’t restart until the engine cools. The plastic housing can also collect dirt that will eventually lead to the engine shut off. So, solve the problem you have to clean the fins and plastic covers once it is cool. Some mower engines simply won’t start if the oil level is either low or high.

You’ll hear the engine turning and everything will seem fine. However, there may come a point in time when your car will actually start but then die almost immediately afterward. There is never a convenient time for your car to suddenly quit working on you when you have somewhere to go.

You’ll hear the engine turning and everything will seem fine. However, there may come a point in time when your car will start but then die almost immediately afterward. This will aggravate you a lot because it will seem like your car should be working since you got it to start first.

Why does my car run after I start it up?

One potential problem that could arise is the inability to control the fuel injection system correctly. This might cause problems keeping the car running after you start it up.

What causes a car to stop while driving?

The crankshaft sensor is a necessary part to make your car engine running on a lot of car models. On some car models, you do also have a camshaft position sensor, which the car uses if the camshaft sensor is faulty. In this case, a faulty crankshaft position sensor may not cause the car to stop entirely.

Why is my Ford Explorer battery draining while driving?

If it is draining while your Explorer is off, it’s usually caused by something that is drawing current that shouldn’t be. If the battery is draining while you’re driving, that is probably going to be the alternator or battery. There are other situations as well. We’ll cover those for you below.

What causes an engine in a Ford to overheat?

The engine in your Ford vehicle can overheat if it is not supplied with enough coolant. Engine coolant, a combination of a special fluid and water, circulates through engine cooling chambers and works to cool your engine. If the coolant is not flowing through your engine, then your Ford engine can (and will) overheat.

What are the most common Ford Explorer problems?

Tap the to learn more about the most common Ford Explorer problems. The engine may stall when the engine is warmed up. The AC compressor may seize resulting in loss of cold air from the AC vents. Bulletin 13N02 – This program extends the coverage of the brake booster to ten years…

Why does my car stall when I Turn Off the engine?

If your car’s engine stalls while running or at idle, it is a clear sign you are having some problems with your fuel pressure. This may be due to fluctuations and sudden drops of the fuel pressure. Today’s electronic cars have a fuel pressure sensor that intelligently calculates if anything is going wrong with the fuel pressure.

Why does the fuel pump not release the fuel?

The fuel pump is able to create pressure using electricity but if it is not getting the adequate voltage of electricity, it will not be able to function properly. Consequently, the fuel will not be released at the perfect pressure and your car will lose efficiency. Although, voltage fluctuation in a car is rare, it is not uncommon.

What should I do if my car stalls and wont start?

If your vehicle stalls and won’t start again, but then starts without issue after sitting for a few minutes, it may be a clogged fuel filter. Fuel filters usually need to be replaced every 40,000 miles or so, but because the filter is the easiest and least expensive problem to address, it’s often a good place to start.

Can a car start with no fuel going to the carburetor?

Crank the engine and check for fuel at the carburetor. The engine may start with fuel from a remote source such as a fuel can. If the pump draws fuel from the can and not the tank the tank screen must be inspected and or replaced.

Why does my car not start in the morning?

It sounds like your engine does not have fuel pressure held up to the injectors overnight. The fuel pressure is leaking down due to a bad fuel pump check valve, or the fuel pressure regulator is leaking down the pressure. Have the fuel pressure leak down and pressures checked and the failure isolated between the pump and the regulator.

What to do if your car is having trouble starting?

If the vehicle’s issues are resolved by you pumping the fuel pedal, you will want to look into your fuel pressure. The fuel pump may be starting to fail, and you will need to install a gauge to measure what fuel pressure is available to the engine. This will allow you to rule out the major parts of the fuel engine up to that point.

What to do if your fuel pump won’t start?

Use a circuit tester to check all the electrical connections to the fuel pump. Turn the key to ON. If you see a current, then it is not the pump. If there is no current, check the fuse.

What to do if your car wont start when you turn the key?

If the choke isn’t working, hold your hand over the throat of the carburetor while cranking to close off air. Some TBI systems won’t squirt unless the engine is cranking. They will, however, energize the electric fuel pump for starting when you turn the key.

Why does my desktop computer have no signal?

If not you may be dealing with a power issue . Just because your fans are running and your motherboard light comes on doesn’t mean you have enough power in the power supply to run the machine .Power supplies can die slowly and still appear ok .If you have… – PC Desktop Skip to main content We are open for business and shipping orders!

What does it mean if your Harley won’t start?

If that test was a “pass”, it would eliminate with 100% certainty, the starter and starter solenoid from the picture and all the associated wiring, all the way back to the fuse box. It would demonstrate that all the heavy starter grounds were OK also. Passing just that one simple test would eliminate a dozen possible items it could have been.

What does it mean when your TV says no signal?

What Exactly Is a “No Signal” Problem? Most TV manufacturers have an auto connection mechanism that allows the device to be detected and displayed on screen as soon as you turn on the remote. If your TV says no signal even though it’s set to the correct source or input as the cable box, what you’re facing is a network reception issue.

How to get my computer to turn on but no signal?

1 Disconnect the monitor from the wall outlet. 2 Unplug the monitor’s cord from the back. 3 Give it a minute. 4 Reconnect the monitor cable to the monitor and a known-working wall outlet. 5 Power on the monitor by pressing the power button. 6 If this still does not work, replace the power cord with a known-good one.

What does it mean when your computer has no signal to your monitor?

If you went through the above preliminary steps and still your computer turns on but there’s no signal to the monitor, it’s time to get serious. No signal to monitor might indicate that there’s a software problem or a hardware problem. All monitors, from top FreeSync monitors to budget ones, can experience software issues.

What does no start no crank no click mean?

If you have a late model GM vehicle and turn the key only to hear nothing, you’ll most likely think you have a dead battery—and you may. But a no start, no crank, no click condition can be far more involved than that. In the old days, power flowed through the ignition switch and down to the starter solenoid. Not anymore.

Why does my car not start when I push the start button?

On late-model cars with “smart” keys, the key fob transmits a signal that tells the engine that the driver is in the car and allows the engine to be started with a push button instead of a traditional key. If the battery inside the fob has died or the transmitter stops working, there’s no signal, and your car won’t start.

What happens when the engine starts and runs?

Then Valve clearance. Runs OK when cold. When hot, valves open due to thermal expansion and insufficient clearance. This causes loss of compression until engine cools. Was this answer helpful? I had more than one problem.

What to do if your engine spring breaks?

If the spring breaks somewhere in the middle it will affect both idle and power conditions. To test for this condition, remove ignition coil connector or ignition system or fuel pump fuse to disable the engine from starting. Remove valve cover (s) to gain access to visually inspect the valve train.

What to do if your car stalls at a red light?

Fuel pump. If you haven’t replaced the fuel pump in the last ten years, the pump may be worn and unable to deliver the correct amount of fuel the engine needs above idle speeds. Check the fuel pump if your vehicle stalls when stopping at a red light and then starts right back up.

Check to make sure your spark plug wires or ignition coils are seated properly on each of the spark plugs. A detached or malfunctioning spark plug wire will cause misfires and often a stall as the engine struggles to stay running on fewer cylinders.

What to do if your car stalls while idling?

If air can’t go through the air ports when needed, the engine may stall when you reach a stop or while the engine is idling. Locate the IAC around the throttle body. Unplug the IAC solenoid electrical connector. Remove the solenoid from the throttle body.

Can a bad sensor prevent a car from starting?

There are many reasons why damaged sensors would impact the engine starting process such as: Faulty sensors can keep your engine from starting, but this is often engineered in as a safety measure. Dirty sensors will impact whether your vehicle starts. Preventing engine damage is another reason that a sensor fault can cause a hard to start problem.

What to look for when your car won’t start?

When the car is running (in park or neutral with the parking brake on) check the battery voltage again. It should read something above 14 V while charging, alternator output varies with different makers. If it doesn’t read above the battery voltage before you started running, there’s something wrong in the charging circuit.

What to do when your engine won’t start?

There should be a code set in the ECU if that is the case. There could also be a problem with the fuel system or the ignition system. One easy trick you can do is spray a small amount of starter fluid into the intake of the engine and see if the engine fires up then. If it does then a fuel delivery problem is most likely causing the trouble.

What to do if your engine won’t start?

Disengage driven Units and check for loading from malfunctioning accessories. Make sure shutdown is not occurring too soon. Bleed the fuel system and check for suction leaks. Drain fuel-water separator or replace filter. Check for fuel waxing in cold weather. Clean or replace pre-filters or screens and check for fuel-line restrictions.

To operate efficiently, an internal combustion gasoline engine needs a good spark, the right amount of fuel, and good compression (a healthy mechanical condition). The lack of any of these three things will prevent your engine from starting.

What are possible causes for my truck not to start?

When you turn an engine off, as it approaches its final stopping point it will turn backwards a few degrees from hitting engine compression. If you have a worn-out timing belt , that backwards motion can shear off a few belt teeth, causing your truck not to start next time.

What can cause a truck to not start?

Check Your Sensors. Just as there are a ton of cables under the hood that can cause the truck not to start, there are also many different sensors the truck depends on to help it run properly. If any of these sensors go out it could cause your semi not to start.

Why does my truck not start?

So your truck won’t start because it doesn’t have enough power to fully energize the electromagnet inside the starter solenoid. The magnetic field keeps on failing, so the solenoid spring keeps on snapping back. That’s what is making the click-click-click noise you hear. Don’t make the common mistake of replacing the solenoid. Turn your headlights on and switch them to high beam.

Why wont my Truck turn over?

A Common Engine Performance Problem. The engine not turning over is a common engine performance problem. The root cause may range from a loose wire to a more serious mechanical issue. Fortunately, most of the problems that may prevent your engine from turning are possible to diagnose at home.

What should I do if my car won’t start after a few hours?

It will if I leave it sit for a couple hours. you need a heat shield for your starter, the silenoid on the starter is getting too hot and then won’t function you can either rebuild the starter or get the heat shield to protect the starter. 2 people found this helpful.

What happens if your car runs out of fuel?

If the supply lines break or are clogged for some reason, your car’s engine can shut off completely while running. If you are driving around without keeping an eye on your fuel gauge, there is a higher chance that your fuel will run out and you could be left stranded on the side of the road.

Why does the car not start after driving awhile, shut off?

After I drive the car for 20 min or longer and then shut off for about 10 min, it won’t start. It will if I leave it sit for a couple hours. you need a heat shield for your starter, the silenoid on the starter is getting too hot and then won’t function you can either rebuild the starter or get the heat shield to protect the starter.

What to do if your Jeep won’t start?

Jeep won’t start. One click when key is turned. Confirm that the engine immobilizer system (security system) is not activated thus preventing the car from starting. If the immobilizer system is on, you may see a security warning light.

What causes a car to stall after starting?

An issue with the mass airflow sensor may manifest itself when a car starts and then stalls soon after starting. Fuel Pump Relay: The fuel pump relay functions much like a fuse for an electric fuel pump. The fuel pump relay engages as the vehicle is started and starts the fuel pump.

What do you need to know about starting a car?

It is important to monitor fuel levels as well as warning lights which can signal to the driver that a vehicle may quit unexpectedly. To start a vehicle, the electrical system, composed of the battery and starter, turns the engine over. Once running, the engine requires a constant flow of gasoline and good spark to keep that fuel igniting.

What causes a car to start and die after few seconds?

Ignition Problem The next common reason that makes your car starts and immediately dies afterward is there is a problem with the ignition. This is a part of your car engine which responsible to produce the spark. It will then ignite the fuel and air mixture which usually found in the internal combustion chamber.

What causes the Check Engine light to pop on when your car is running?

Technically, a misfire is the result of incomplete combustion (or zero combustion) inside one or more of an engine’s cylinders. But to you, the driver, the problem will usually feel like hesitation or shaking when the car is running. On modern vehicles, the check engine light will also pop on when there’s a misfire.

What should the engine RPM be before starting the car?

Your engine should normally get to around 700 RPM after you start the vehicle. If it is a few hundred RPM under or over that amount and you experience one or more of the problems listed above, then you will want to diagnose the issue right away.

Why does my Dodge Ram turn off after 10 minutes?

V6 3,7 my truck starts perfectly, but after 10 minutes of using it, it turns off suddenly. Then I start the truck again and it starts normal. So the problem is that my truck turns off itself after 10 minutes of using it. It starts and runs good for 5 10 minutes then wants to die what could it be.

Why does my car shut off after 1 minute?

So on a hunch i decided to replace power pack (used) and sure enough that fixed the problem. Now it starts, however, it only stays for about 1 minute then shuts off. It sounds like a fuel problem to me. Also, i noticed that the ignition coils have some corrosion. I’ve checked the hose and anti-siphon valve and looks fine.

What to do if your chainsaw won’t start?

You may also have a problem in the ignition module or the coil in the module. Again, run the chainsaw until it quits and then squirt a little starter fluid into the open choke valve, underneath the air filter. If it starts up you likely have a fuel system problem, but if it doesn’t start, your ignition module or coil is likely almost finished.

V6 3,7 my truck starts perfectly, but after 10 minutes of using it, it turns off suddenly. Then I start the truck again and it starts normal. So the problem is that my truck turns off itself after 10 minutes of using it. It starts and runs good for 5 10 minutes then wants to die what could it be.

So on a hunch i decided to replace power pack (used) and sure enough that fixed the problem. Now it starts, however, it only stays for about 1 minute then shuts off. It sounds like a fuel problem to me. Also, i noticed that the ignition coils have some corrosion. I’ve checked the hose and anti-siphon valve and looks fine.

Why does my outboard start and run for 1 minute then dies?

Not open for further replies. My outboard did not start and did not have any spark/sometimes intermittent spark. So on a hunch i decided to replace power pack (used) and sure enough that fixed the problem. Now it starts, however, it only stays for about 1 minute then shuts off.

Why does my Truck turn over but won’t start?

There are many potential engine issues when your truck turns over but won’t start indicating that your engine is not getting enough fuel, doesn’t have the appropriate compression or is not receiving fuel. Sources for this problem vary, starting with the ignition system’s issues to problems with the fuel supply system.

Why is my car not running at idle?

Running fine at idle and low speeds around town but struggling and stalling under on-ramp acceleration likely means low fuel pressure. It has enough for idle, but can’t keep up as RPMs increase under hard acceleration. Then the engine starts up again because startup requires little fuel.

Why is my car hard to start cold or runs poorly?

Those are your main causes of cold start enrichment failure. I suppose a fuel pump could be weak, and not be able to deliver enough fuel. Or a fuel pressure regulator could be going out. Generally speaking, any other cause of poor running/a hard start cold would also cause problems while the engine was warm.

What to do if your car is hard to start?

If the MAF data all seems about right, take a can of break clean, and spray the engine while watching the fuel trims. Hit vacuum hoses, the gasket for the intake manifold, anywhere where air could enter the engine. If at any point you see the fuel trims reverse, and start to pull fuel, you have found a vacuum leak.

What causes a car to not start or run?

The leak causes the pump fails to supply your car with a proper amount of fuel. In this way, the internal combustion process will not be able to make the car’s engine to start or running.

If the root cause is an electrical problem within the idle air control valve itself, you will likely have to replace the IAC. A vacuum leak is a hole in a vehicle’s air intake system behind the mass air flow (MAF) sensor that allows unmetered air into the engine. This throws off the expected air fuel ratio and causes the vehicle to run lean.

What does it mean when a car engine hesitates?

This is what it means when the car engine hesitates. It is usually the result of a problem with the air and fuel mixture within the combustion chamber. However, there is a long list of other reasons which could be the cause of this hesitation problem too.

It also manages the idle under changing engine loads, like when you kick on the air conditioning, turn on the headlights, or turn up the radio. When the idle air control valve malfunctions, you may experience a rough idle or the vehicle may stall entirely. This is especially true on cold starts.

What should I do if my car engine is running poorly?

The good news is that, in many cases, an engine that is running poorly can be repaired for very little money. Performing maintenance tasks like replacing worn spark plugs, inspecting plug wires, or even replacing an old, partially clogged fuel filter can make a huge difference in how well your engine is running.

Why does my Car start rough in the morning?

The following morning the car again started rough (as if it were misfiring/running on 3 of 4 cylinders) and this time it took a good minute before smoothing out. However, after the car smoothed out I experienced no issues on the way to work, no sputtering, no loss of power, nothing.

What to do if you have a bad starter on your truck?

Have one person hammer on the starter body while another turns the key to start in order to free a seized starter motor. This is only a temporary stop gap, and the starter should be replaced as soon as possible. The gear in the nose of a starter is known as a bendix.

What to do if your Ford truck won’t start?

33 people found this helpful. Go get a spark tester at the local auto parts store for about twenty bucks and test each plug wire. It’s simple. If the tester flickers when you are trying to start it (check all wires) then your problem is elsewhere. If no flickering begin checking backward to find the cause of no voltage.

Have one person hammer on the starter body while another turns the key to start in order to free a seized starter motor. This is only a temporary stop gap, and the starter should be replaced as soon as possible. The gear in the nose of a starter is known as a bendix.

33 people found this helpful. Go get a spark tester at the local auto parts store for about twenty bucks and test each plug wire. It’s simple. If the tester flickers when you are trying to start it (check all wires) then your problem is elsewhere. If no flickering begin checking backward to find the cause of no voltage.

What to do when your truck won’t start?

The problem he was having was that it would start but not keep running. He was thinking fuel pump or fuel filter. He was about to take it to a dealer to be checked out when someone told him to turn the key to the on position and leave it there until the dash lights went out then start the truck.

What causes a GMC truck to turn over but not start?

If the engine starts up normally after doing that, it means that fuel pressure is bleeding off and the fuel pump needs to prime the lines before it can start. It can bleed off from one of two places. 1. Fuel pressure regulator has an internal leak, and fuel is bleeding off back to the tank though the return line. 2.

Why is my 2004 6.0L stalling / dies randomly?

All of these conditions must be met for 5 seconds for the code to be set. This code can also be set if there is ANY condition that would produce low power. Its a late build ’04. The ICP code is probably because I unplugged it to see if it would fix my issue. The P0069 code has been pulled before, its not new along with the current problem.

Why is my diesel engine stalling while running?

Next step would be an air test, don’t forget to command the IPR closed or turn it off with Bat+ for short periods of time. My bet is on a failing HPOP, but a short in the ICP sensor or wiring can also make it stall/shutdown while running.

Why does my Dodge Ram 1500 not start?

If 50 degrees or hotter truck will shut off and Gage’s don’t read. Sometimes 10 to 30 min turn key if Gage’s move truck will start Gage’s don’t move truck won’t start. The hotter it is outside the more the truck shuts off

Why is my car running rough while driving?

A plug that is damaged or installed incorrectly can result in fuel being burned at an inconsistent rate. If the damage is bad enough, you may also notice your engine running rough while driving.

What to do when your C / K truck stops running?

35 people found this helpful. This is actually a common problem in 70s and 80s C10s and no one ever get’s the right answer. If no one has re-wired this truck in the past then turn your key to the run position and check to see if your turn signals and back up lights are working.

If 50 degrees or hotter truck will shut off and Gage’s don’t read. Sometimes 10 to 30 min turn key if Gage’s move truck will start Gage’s don’t move truck won’t start. The hotter it is outside the more the truck shuts off

What causes a car to run at a rough idle?

A PCV valve leak can cause the air-fuel mixture to run too lean, and this will cause a rough idle. Proper periodic servicing of the PCV valve will prevent this situation from occurring.

Why does my Dodge Ram run till it dies?

If I turn off the truck and turn back on , it starts up fine till 5 min. later when it starts all over again. I have a 2002 Ram 1500 4×4 5.9L, truck will cold start run for 10 minutes until its warmed up then die and it wont start again until its cold again. replaced ignition coil because i had no spark there after it died and that didn’t fix it.

What does it mean when small engine wont start?

SMALL ENGINE WONT STAY RUNNING | WONT START | Solved That! So your small engine wont start or wont stay running and it’s making you angry. Mowing your lawn, tilling the garden, blowing leaves cutting wood and blowing snow should not be an infuriating experience.

What do you do when your computer won’t start?

Most people tend to panic when faced with a computer that won’t start, worried that all their precious data is gone forever. It’s true that the most common reason a computer won’t start is because a piece of hardware has failed or is causing a problem, but that hardware isn’t usually a hard drive,…

Why is the start menu not working on Windows 10?

And one of the more common bugs people running Windows 10 have faced is that the Start Menu suddenly stops working. Sometimes the open Start Menu freezes up and is unresponsive, and other times it won’t open at all when you click the Start Menu button.

SMALL ENGINE WONT STAY RUNNING | WONT START | Solved That! So your small engine wont start or wont stay running and it’s making you angry. Mowing your lawn, tilling the garden, blowing leaves cutting wood and blowing snow should not be an infuriating experience.

And one of the more common bugs people running Windows 10 have faced is that the Start Menu suddenly stops working. Sometimes the open Start Menu freezes up and is unresponsive, and other times it won’t open at all when you click the Start Menu button.

How can I stop programs from starting automatically?

Often, a program starts automatically because of a shortcut in the Startup folder in the Start menu. The program may also run automatically from a registry entry. To remove programs from automatic startup, follow these instructions in order.

Why is my Chevy truck running in higher gear?

His 85’s concern is he seems to idle enough to stay running, but cannot rev up in park or accellerate at all when in gear. If you were saying it is stuck in a higher gear ?

Why is my Chevy truck not running properly?

If you suspect vacuum leaks you can use spray carb clean to find them. A bad advance diaphragm can mess up your runability. an improper assembled cap/ coil/ ground strap relationship may lie under the cover on top. Carb issues with fuel delivery would suggest fuel pressure and volume tests were in order.

There are many potential engine issues when your truck turns over but won’t start indicating that your engine is not getting enough fuel, doesn’t have the appropriate compression or is not receiving fuel. Sources for this problem vary, starting with the ignition system’s issues to problems with the fuel supply system.

Why does my engine not start when I hold the key?

The only possible reason that the starter doesn’t operate after the engine is started and you hold the key in the start position is that there is a vacuum lockout that kills the current to the starter after engine starts and is producing vacuum. This is true on my 2003 Toyota 4Runner and my 2006 Chevrolet Uplander.

Why does my engine keep running after I Turn Off the engine?

EGR Valve Problems Another common cause for engine overheating is a stuck-closed EGR valve or carbon buildup interfering with valve operation. The Exhaust Gas Recirculation (EGR) valve is designed to introduce exhaust gases back into the combustion chambers to lower engine temperatures and, thus, harmful emissions.

What happens to the temperature of the engine when you shut it off?

When you shut a vehicle off, the underhood temperature rises measurably. You no longer have air passing through the underhood area, you no longer are pumping coolant through the engine, and the engine’s intenal temperatures radiate outward (along with the cooling system components) and raise the temperature under the hood.

What causes engine to shut off and then start back up?

No warning lights come on and all the gauges are normal. I got the garage to scan computer and they said no codes were coming up. So the blazer starts fine and runs fine just shuts off whenever it feels like without warning. Any suggestions? Answer: This could be a problem of a failing fuel pump. This is pretty common on this truck.

Why does my Car Crank but not start?

If it cranks but does not start, sometimes a temperature sensor is bad and the computer can’t figure out the proper amount of fuel to inject. Just a little off and the engine won’t start.

Why does my car not start when I Turn on the ignition?

The most common causes are in the ignition (for example, a bad ignition coil) or fuel system (for example, a clogged fuel filter). However, the source may also be a mechanical fault (for example, a leaking valve), or faulty components in other systems.

Why does my car shut off after a while?

If one of the three elements fails to decrease or increases slightly, the ratio changes and the car will not have a smooth running. After a while, it will shut off due to a bad spark or since the fuel support is not enough to sustain the engine and keep it running.

The problem he was having was that it would start but not keep running. He was thinking fuel pump or fuel filter. He was about to take it to a dealer to be checked out when someone told him to turn the key to the on position and leave it there until the dash lights went out then start the truck.

Why does my GM Truck start then die?

He was thinking fuel pump or fuel filter. He was about to take it to a dealer to be checked out when someone told him to turn the key to the on position and leave it there until the dash lights went out then start the truck. He did this and says the truck is running fine now. It reset the security system.

Why is my Chevelle 350 hard to start?

Fuel pump check valve doesn’t maintain pressure in the fuel rail so it boils and then you have to crank excessively to get rid of the vapor before it will start. Bought a 1972 Chevelle 350 a couple years ago. Every time I drove it it wouldn’t restart easily or sometimes not at all unless I waited a while.

Fuel pump check valve doesn’t maintain pressure in the fuel rail so it boils and then you have to crank excessively to get rid of the vapor before it will start. Bought a 1972 Chevelle 350 a couple years ago. Every time I drove it it wouldn’t restart easily or sometimes not at all unless I waited a while.

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Ruth Doyle