Why does my S10 Blazer have no spark?

I found that I had “no spark” and that I had 60 psi of fuel pressure present and holding. So that isolated my problem down to the electrical ignition system. My Distributor was replace about a 2 years ago. The Distributor Cap, Rotor, Spark Plug Wires, and Spark Plugs were replaced about 3 months ago.

How can I tell if my blazer has a spark or not?

I pulled the fuse, it looked like it was the factory original. Looking at the contacts in the fuse box for the fuse, the contacts on one side are shiney, while on the other side sort of a dark dull brass look, obvious color difference. So I installed a new fuse.

Why does my Honda Blazer not start up?

Took it for a 10 mile drive, parked the car, went shopping, when I came out the Blazer started right up. Drove it home and parked it. Tommorrow will be the big test, if it starts up, and I do think it will, all my recent starting problems were due to a bad distributor rotor.

What did O’Reillys test the S10 Blazer?

Took the ECM (electronic control module) off the distributor and took it to O’Reillys auto parts to have it tested, they tested it twice, everything was good. Having them test it was way cool, as that’s way better than doughing out money for something you don’t need.

Why is my Blazer engine cranking but not starting?

Symptoms of a bad rotor can be a “slight miss or a mild rough idle” and if not replaced it will eventually lead to a condition where as the “Engine cranks but won’t start” 1994 blazer, 4.3 liter .

How to know if your engine has no spark?

First Confirm Your Engine Has No Spark. 1 Disable the fuel system by removing the fuel pump fuse or relay. 2 Insert a spark plug tester into the plug boot and ground it on a piece of metal on the engine. 3 Finally, Have someone crank the engine and watch for spark.

How to test a no spark no start condition?

How To Test A Misfire / No Spark No Start Condition (at: easyautodiagnostics.com ). How To Test The Crank Sensor (GM 4.3L, 5.0L, 5.7L). How To Test The Camshaft Position Sensor Diagnostic Trouble Codes: P0340, P0341.

Why does my Chevy S10 Pickup not start?

It still will not start. The first time I tested ICM terminal D, it gave a reading of >10v. Since the replacement of the PCM, it shows <1v at terminal D. This is still a No Spark condition. Last summer I replaced the fuel pump & filter, the spider fuel injection assembly, and the heads.

What was cause of 1998 Chevy S10 no spark?

9 people found this helpful. Again my 1998 Chevy S10 No fire was caused by what is called an ignition igniter which sit on the side of my coil bracket next to the coil. I hope this will help someone with the same problem.

Is the fuel pump on my 93 S10 working?

Yes got a 93 S10 I was driving down the street it stopped working I put a new fuel pump in it and you feel filter and still no start is there anybody out there that can help me 13 people found this helpful.

What to do if your Chevy S10 won’t start?

EASY…Popping, Vapor locking…Jump time??… 1995-2008 – YouTube If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

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

The blazer started right up. I set timing and took for a test drive. Wow noticible improvement to the idle, it use to have a minor idle shake, hardly noticable, but now that’s gone. Took it for a 10 mile drive, parked the car, went shopping, when I came out the Blazer started right up. Drove it home and parked it.

Do you need a spark plug for a Chevy S10?

NOTE When performing the following tests, the vehicle’s battery must be fully charged. WARNING Never crank the engine or turn the ignition switch on with a high-tension spark plug wire or ignition coil wire disconnected.

How to troubleshoot a Chevy S-10 Blazer ignition system?

Attach the black (negative) and red (positive) clips on the tester to the battery. Turn the key to the “Run” position and touch the probe end of the tester to the two wires on the coil by inserting the probe into the back of the electrical connector.

What to do if spark doesn’t work on S-10 Blazer?

If the spark is weak or doesn’t happen, replace the coil. Remove the plug wire from a spark plug, leaving it attached to the distributor cap (or coil pack on S-10s with distributor-less ignition systems) and turn the ignition key to the “Start” position. A bright spark should cross an inch or more to the engine block.

How does the ignition work on a S-10 Blazer?

Troubleshooting the ignition system in your S-10 Blazer begins with a basic understanding of how the system works. Electrical power is supplied to the primary coil of your ignition coil by the ignition module, generating a magnetic field around the secondary coil in the ignition coil.

Where is the spark plug on a S-10 Blazer?

Remove the plug wire from a spark plug, leaving it attached to the distributor cap (or coil pack on S-10s with distributor-less ignition systems) and turn the ignition key to the “Start” position. A bright spark should cross an inch or more to the engine block.

Why do mice keep chewing up car wires?

Why Rodents are Chewing up Car Wires and What You Can Do to Prevent it. It’s a cruel fact of nature that mice – and all rodents for that matter – have incisors that never stop growing. They gnaw continuously to keep their choppers in check. Otherwise their teeth would grow to such an impractical length that they would starve and die.

Why does my 94 S10 Blazer not start?

Looking at the contacts in the fuse box for the fuse, the contacts on one side are shiney, while on the other side sort of a dark dull brass look, obvious color difference. So I installed a new fuse. I then tryed to start the car, and it started right up.

Why does my 1994 Chevy S-10 not start?

1994 Chevrolet S-10 4.3 tbi. I never get the signal to turn on the fuel pump or fire the injectors but if i poor gas in the intake once the truck starts it runs fine. Any ideas ? I have replaced the fuel pump relay oil pressure switch and computer.

What causes a car to not start with no spark?

Without spark, the engine will Crank but Not Start. The ignition system of the GM vehicles covered by this article use a distributor type system. In my experience, the most common component failures, of the ignition system that cause a No Start No Spark Condition are: Distributor cap. Crank sensor.

Why is there no spark from the distributor?

When a car engine cranks but doesn’t start, then it is highly likely that there is no spark from distributor. When troubleshooting the problem, knowing the exact reason is essential. No Spark From Distributor: Why Does it Happen?

What’s the no spark condition on my Chevy S10?

The first time I tested ICM terminal D, it gave a reading of >10v. Since the replacement of the PCM, it shows <1v at terminal D. This is still a No Spark condition. Last summer I replaced the fuel pump & filter, the spider fuel injection assembly, and the heads.

What causes a car to not start when the distributor is not on?

Car doesn’t start When the distributor cap isn’t on tightly or is malfunctioning, the engine is unable to send the spark through the entire circuit required to move the cylinders – which ultimately make the car run. 3. Check Engine Light comes on

Why does my GM 4.3L engine not start?

No Start Condition Basics There are three very basic components that the engine, in your GM vehicle, needs to start and they are: Air, Fuel and Spark. When your 4.3L, 5.0L or 5.7L GM vehicle cranks but does not start, it’s because one of these components is missing from the mix.

Why does my 1996 Chevy S10 not start?

1996 Chevy s10 will not start 83 people found this helpful. 4.3 have spark fuel pressure but not starting 186 people found this helpful. Hello guys. I have problems with my 1994 Chevy s10 blazer. when I put the key in and turn it will NOT start right up. it will crank but not start. what can the issue be 154 people found this helpful.

What’s the problem with my Chevy 98 S10?

I have a Chevy 98 S10 2.2 Vortec already change the spark plugs the starter the alternator the battery the spark plugs already but it won’t start no crank to start it them i just turr the keys and the starter woeks good is all new but the motor doesn’t want like crank what could be the problem 40 people found this helpful.

What can the issue be with a 1994 Chevy S10 Blazer?

I have problems with my 1994 Chevy s10 blazer. when I put the key in and turn it will NOT start right up. it will crank but not start. what can the issue be 154 people found this helpful. when it doesn’t start, you need to test fuel injectors for 12 volts and a pulse 31 people found this helpful. What about the ECM module.

Why does my 97 Chevy truck not start?

97 Chevy truck won’t start when it gets cold?? When ever it gets cold my truck will not start. Seems to be fuel pressure but can’t smell any gas like it was flooding. It does’nt even fire like it wants to start.

What happens if ignition coil fails on Chevy S10?

If the ignition coil on your 2.8L Chevy S10 (GMC S15) fails, the engine is going to crank but not start due to a lack of spark. The cool thing is that testing the ignition coil is not that hard. You’re going to be surprised just how easy it is to find out.

How to troubleshoot ignition system on Chevy Blazer?

Remove the coil wire from the coil, and hold the 12-volt test light close to, but not touching, the secondary coil tower that the coil wire was plugged into. Turn the ignition to the “Start” position and watch the coil. A bright spark should jump from the coil tower to the test light.

Why does my 1995 Jimmy car not start?

Last spring my fuel lines sprung a leak on a 1995 Jimmy. The Jimmy was running at the time. So I waited till October to replace them. After replacing them the Jimmy wouldn’t start. It turned over really good though.

Why is my Chevrolet S10 cranks no start?

You could also test your compression if it is low in all cylinders then you could have a bad timing chain. This will cause exactly your problem. Lots of fuel, lots of spark, but nothing firing at the right time. Hope that’s not it! 6 people found this helpful.

Where does the Chevrolet S-10 Blazer come from?

The Brazilian variant, based on the second-generation S-series, continues in production in Brazil with their own sheetmetal stampings as well as in Canada with the Brazilian, Indonesian and Russian sheetmetal stampings).

When did the S10 Blazer get anti lock brakes?

The serpentine accessory drive for the 4.3L motor was modified where the air pump was eliminated and further lightened. From at least 1991 onward, all S10 Blazers and Jimmies came with 4 wheel anti-lock brakes as standard equipment.

When did the Chevy Blazer come out in the US?

GMC S-15 Jimmy 2-door Chevrolet introduced the S-10 Blazer in 1982 along with its rebadged variant, the GMC S-15 Jimmy, and S-10 pickup truck, the latter replacing the Isuzu -based Chevrolet LUV. The Blazer and Jimmy appeared as 1983 models.

Why does my S10 Blazer have no spark?