Why does my 04 F150 have a rough idle?

My 04 f150 had a rough idle and would sometimes stall out. dealer said it was throttle body so I replaced. The idle is still rough but it it doesn’t stall.

Is there a problem with the Ford F-150 Triton engine?

Ford technicians will diagnose the problem, identify misfiring cylinder (s), and replace the spark plug and coil where needed. This problem is typical for the Ford F-150 with a 5.4 Triton engine.

Why does my Ford Triton engine keep idling?

Well, Ford says that the culprits are defective cam-timing solenoids. Solenoids that work properly help the engine operate at peak power and efficiency. But when something goes wrong and the camshaft timing goes bananas, you should expect lots of drivability issues and over-the-top levels of emissions and exhaust smoke.

What causes a 5.4 Triton engine to start?

As noted above, rattles, strange sounds, and a rough engine start are the most common symptoms for timing chain, tensioner, or cam phaser problems. Blowing spark plugs with the engine running isn’t exactly what you would expect to happen often. Regardless, exactly this happened to some 5.4 Triton engines right from the start in 1997.

Why is my Ford F150 running rough at idle?

If a coil pack goes bad, it’ll cause a misfire and rough idle condition. Really, your F150 will be running rougher at any RPM, but a misfire will be most pronounced at idle.

What are the problems with a Ford 5.4 Triton?

A few of the most common issues on the Ford 5.4 Triton include: 1 Spark plugs & ignition coils 2 Fuel pump driver module 3 Timing chain 4 Oil pan gasket leak

Why does my Ford 5.4 engine keep misfiring?

As spark plugs and ignition coils wear down they’ll often cause the engine to begin misfiring. You may be able to pick up on this by pulling the the fault codes. Misfires may also cause a slew of other drivability symptoms. Rough idle, stuttering, and power loss are a few things you may notice when your Ford 5.4 is misfiring.

Why does my Ford F150 keep stalling?

One of the most common issues your Ford F150 is likely to develop is a stalling problem. The most challenging part of diagnosing a stalling problem is reproducing the conditions that led to the stall in the first place. Stalls can happen at any time, and it can be incredibly jarring when it does happen.

What’s the knocking noise on my Ford F150?

My truck has 72,000 kms 2010 f150 5.4L exact same issue as you. Dealer agreed that’s it’s most likely cam phasers. I’m booked in on the 18th to get ten replaced. The link below is a video of my knocking noise

How can I Fix my F150 Ford 4dr 4×4?

You can’t post conmments that contain an email address. a/c has short Did not fix F150 2008 4dr 4×4. Yesterday radio having problem. Start engine radio lights come on and clock light. Can change stations but no audio . engine off radio audio comes on

What kind of car was the 2004 F150?

2004 F150 5.4L Triton – rough idle and stall – IWE vacuum leak? – YouTube 2004 F150 5.4L Triton – rough idle and stall – IWE vacuum leak? If playback doesn’t begin shortly, try restarting your device.

What causes a Chevy Colorado to rough idle?

When one or more of these variables is off it can lead to a rough idling condition. Most of the time the culprit is going to be the ignition system, although there are a myriad of other causes.

What causes an Audi A4 to idle rough?

A super lean running engine will often idle rough. The fuel injection systems job is to atomize the fuel into fine mist. If a fuel injector has an issue with this process, it will either let too much or too little fuel into the combustion chamber relative to the amount of air.

When one or more of these variables is off it can lead to a rough idling condition. Most of the time the culprit is going to be the ignition system, although there are a myriad of other causes.

Why are the spark plugs on my F150 not working?

Spark Plugs – One of the absolute most common causes (if not the most common reason that your F150 may be misfiring) is the spark plugs. Although most modern vehicles use iridium spark plugs, they still need to be changed at the manufacturers recommended interval.

My 04 f150 had a rough idle and would sometimes stall out. dealer said it was throttle body so I replaced. The idle is still rough but it it doesn’t stall.

Why does my Ford F150 shake when I idle?

Here are the main components of the ignition system, as well as what would cause them to make your F150 shake when idling. Fouled plugs can cause a misfire, which in turn causes an idle shake. Spark Plugs – One of the absolute most common causes (if not the most common reason that your F150 may be shaking) is the spark plugs.

What kind of AC blows warm at idle?

Ford has issued a service bulletin 07-24-7 to address an AC blows warm at idle issue on 2007-2008 F-150, F-150 and 2007-2008 Lincoln Mark LT vehicles with the 4.6L and 5.4L engines.

Why does my Ford F150 engine not accelerate?

If your F150 won’t accelerate, but the RPM’s go up it’s usually not going to be an engine related issue. Somehow, the power that your engine is creating is not making it to the rear wheels. This is typically a transmission related issue.

Why does my Ford F150 not transfer power?

If your F150 is too low on transmission fluid, it’ll will no longer be able to transfer power to the rear wheels. The power goes to the torque converter, and that’s the end of the line. You should check the transmission fluid immediately.

Why is the idle speed of my car so high?

Step 2 – The idle air control motor (valve) is responsible for controlling the engine idle speed, if this part fails or becomes weak the engine idle speed could become erratic, additionally, this condition may or may not trigger the MIL (check engine, service engine soon light.)

Why does my Ford F150 not start up?

STARTING PROBLEM I have a 2000 ford f150 5.4L the truck cranks but will not start some times. if i spray starter fliud into the booster in will start up. but other times the truck will start then just idle off. There is good fuel psi, just changed the fuel pump relay. the problem stop for a while then started again.

How can I tell if my idle control valve is working?

To check if an idle control valve is working properly, start by turning on your engine and letting it run for a minute or 2. Then, when it’s at an idling speed, take note of the RPMs in your car. Next, turn the engine off and disconnect the idle control motor under your hood.

What causes rough idle on a Ford F150?

A common cause of rough idle is a bad exhaust gas recirculation (EGR), in which a new EGR valve can solve this problem. The cost is $200-$400. Handy Hint: Have you heard of the F150’s quiet start? If not, it will let your F150 idle at lower RPMs so to not wake up the neighbors. You can find out more here in my guide to the F150 quiet start option.

What causes a Ford F150 engine to stall?

Specifically, a faulty harness wiring Ford pointed out caused the vehicular stalling, hesitation, and failure to start. Other causes of this problem include a stuck idle air control valve that makes the engine crank, stall or fails to start altogether.

Why is the exhaust sensor sticking on my Ford F150?

Sticking exhaust gas recirculation sensors cause idling engines to run roughly in the Generation 12 Ford F150 model. Accumulation of carbon will cause the sensors to stick. Ford recommends changing the sensors every 100,000 miles.

What are the common issues with the Ford F150?

But what are some of the common issues with the Ford F150? Ford F150 issues depend on the year of the F150. The most common issues tend to be with the ignition coil, head gasket, spark plugs, and transmission malfunctions. Many of them are easy fixes but could cost lots of money.

What causes a Ford F-150 to lose power?

If it still fails you should check the fuel pump, it has a filter for the fuel in the tank that goes to the injectors. The stronger the acceleration, the more power it would lose. When wrench light comes on the steering becomes tighter and wrench light stays on.

Why are the lights on my F-150 not working?

The Climate control loses power sometimes the lights flicker on and off. It worked 4 days straight and the next day no power. I checked the fuse and it’s fine. Any other fuses that may control the power to the climate control. Does the ECM have any control of the climate control module?

Why does my 2005 Ford F-150 not start?

Mine just plum feel like I have no gas petal on my 2005 f150 5.4 triton and we just changed out the fuel pump, fuel filter, all the o2 sensors, mass flow sensor. I’m so lost at this point. It was at least starting and trying to run before we put the new fuel pump in it and now it won’t even start 8 people found this helpful.

What kind of idle does a 2005 F150 have?

I have a 2005 f150,with a 4.6 and it idles rough and when you turn on the ac it wants to die. Checked the codes and there are no codes.Any suggestions?

Why does my Ford F150 shake in traffic?

Last summer while sitting in traffic, waiting on the on ramp to the freeway, my truck started to idle really rough. The entire truck began to shake and the engine sounded like it was on the verge of dying. I gave it a little gas, but couldn’t give it much because of all the cars in front of me.

What’s the Cold idle RPM on a Ford?

Cold idle can be as high as 1500 RPM, but should lower to around 750 RPM for this vehicle once warmed up. This could be an air leak into the intake area of the engine; an auditory check…

What causes rough idle after engine has heated up?

At this point, if you turn the truck off and back on again, it will idle fine UNTIL you rev the engine at all, at which point the truck will start shaking again, and idling really rough.

Cold idle can be as high as 1500 RPM, but should lower to around 750 RPM for this vehicle once warmed up. This could be an air leak into the intake area of the engine; an auditory check…

At this point, if you turn the truck off and back on again, it will idle fine UNTIL you rev the engine at all, at which point the truck will start shaking again, and idling really rough.

What kind of idle does a Ford F150 have?

The truck will occasionally rough idle & shake in reverse when backing up. I have cleaned the TB & MAF. The … read more Vocational, Technical or Tra…

What kind of truck is 2006 Ford F150?

2006 Ford f150: 5.4L that at low idle and in reverse stalls..shakes… The vehicle is a 2006 F150 4wd 5.4L. The truck will

Can a bad throttle position sensor cause idle surging?

Idle surging can be caused due to other issues in the car, but if it happens in conjunction with other throttle position sensor symptoms, the culprit is often the TPS. At idle, the ECM will not get the correct information and the throttle will variate randomly causing idle surges. 3) Check Engine Light

What causes idle surges on a car ECM?

What causes the Check Engine light to turn off at idle?

At idle, the ECM will not get the correct information and the throttle will variate randomly causing idle surges. The check engine light will randomly turn on and off even if the car is running smoothly without any jerks and stalling.

Why does my engine smell rough at idle?

Having a problem with fuel smell rough idle when stopped but idles, fuel over load is what it smells like when stopped. The truck starts acting up after a good 20 to 25 minutes of driving. act’s like

What should the idle speed be on a 1996 F-150?

Engine running, check for leaks, nope, all looks good. On fast idle, thats Ok. Few seconds, and good, I hear it ease on down to normal idle. Playing some seeming “new” problem. When I tap the gas, 8 seconds, then eases down to normal idle of 700-800.

Is there a problem with my 1996 F-150?

Also watch a bolt hole the first go-arond. Start it up, and see what happens. Starts ok (still seemed to have that wide open throttle. Oh well, will deal with later. Engine running, check for leaks, nope, all looks good. On fast idle, thats Ok. Few seconds, and good, I hear it ease on down to normal idle. Playing some seeming “new” problem.

Why are my engine RPMs going up and down?

I attributed the the RPM to a possible vacuum leak from the CCV and did a recommended trick (plastic bag over the filler cap when the engine was idling to ensure a vacuum) so I moved onwards trying to figure the thing out. I have been searching what to do and with no luck couldn’t diagnosis the problem.

When do the fluctuating RPMs start and stop?

If the vehicle is parked or stopped on a incline in either direction the fluctuating RPM happens more frequently, every 10-15 seconds opposed to the normal 30-45 seconds. Immediately after filling up with 93 octane gas the fluctuating stopped for a few miles prior to the check engine light appearing.

When does the engine fluctuate at a red light?

The fluctuation would occur during warm and cold days and even after the car had sufficient time to properly warm up. I even took it for a long road trip 1,000 + miles only stopping for gas and it would still fluctuate when stopped at a red light. At this point in time no engine light was present nor rough/shacking vibrations.

Why does my engine RPM fluctuate at idle?

Below are a few explanations as to what might be the issue and cause for that fluctuation. In older cars, your spark plugs might just need replacing. A quick tune-up can greatly help the engine performance of your car and how it operates when it’s at idle.

What’s the average rpm of a Ford car?

It normally idles around 800 or 900 rpms, but lately it will slow down to 400 or 500, then burst up to 1100 and repeat the process again. It doesn’t do this all the time, maybe only half-time. Occasionally the rpms get so low that the engine dies, but that only seems to happen when I’m turning AND braking at the same time.

What does it mean when your car RPMs go up?

One of the things that goes unnoticed is a fluctuation in RPM’s whether at idle, or when driving. While many won’t see them, it should certainly be checked on every once in a while. Below are a few explanations as to what might be the issue and cause for that fluctuation.

What causes an uneven idle on an F-150?

A uneven idle on a F-150 can be a symptom of a variety of engine issues such as vacuum leaks, failed or dirty sensors or worn engine components. If the engine is older or has higher miles on it, the typical culprits will be dirty sensors and carbon deposits on engine head components.

Why does my Ford F150 shake when accelerating?

This is going to be very concerning for anybody, but the good news is that most of the time, if your ford f150 shudders on acceleration, you can fix it. Why does my Ford F150 shake when accelerating?

What kind of engine does a Ford F-150 have?

Whether you drive an F-150 for work or recreation, F-150 offers a six-engine lineup delivering the performance you need. Naturally aspirated V8 gas powerplants with advanced twin independent variable cam timing. Turbocharged and port-fuel/direct-injected (PFDI) gas EcoBoost ® V6 engines.

Why does my Ford F150 make a screeching noise?

( 1 2 3 Last Page) Cylinder Head Woes… What are these two sensors on the IM? Rear oil pan gasket seal? Cylinder 4 misfire, misfire on startup. Source for 4.2 main cap bearing studs/bolts? Possibility of a carbureted V8 swap? Rebuilding 4.2: Is it worth installing a cam? Need help, bad head gasket, or bad intake gasket? screeching noise?

What kind of mileage does a Ford F-150 get?

*EPA-estimated rating of 21 city/29 hwy/24 combined mpg, 3.0L Power Stroke Diesel 4×2. Actual mileage will vary. Massive best-in-class* 450 horsepower and 510 lb.-ft. of torque,** standard in the ultimate off-road Raptor and top-line luxury Limited. **Horsepower and torque ratings based on premium fuel per SAE J1349 ® standard.

What makes an F-150 engine lose power?

An engine needs four things in order to make power: air, the proper amount of fuel, compression, and a means of igniting the compressed fuel/air mixture. Any F-150 or F-250 that has lost power is deficient in one of those four things.

Why is my transmission slipping in my Ford F-150?

You may be stuck in gear and have strange shifting from one gear to another. The line pressure control solenoid is shorting out. Hard shifts, Transmission Warning Message. You’ll need to check it while the truck is running and the transmission is warm, usually a 1 – 2 mile drive is enough to warm it. If the fluid is low, top it off.

Is the Ford F150 a 2WD pickup truck?

CALL US NOW AT TO DISCUSS THIS VEHICLE 2017 Ford F150 6.5′ Short Bed SUPER CAB Pickup 3.5L V-6 Gas Auto 23K Miles 23,800 MILES 3.5L V6 FUEL ECONOMY Balance of 5 Year/60K Mile FACTORY POWE… See More Details

How many engines does a Ford F150 have?

The Ford F150 has to be many things to many people. From work truck to cruiser, off-road vehicle to boat hauler, there is an F-150 for virtually every task. As a result, the lineup is diverse. There are four engines available on the F-150, six trims and several body options.

What’s the problem with my 2004 Ford F-150?

No one has added a helpful site for this 2004 F-150 problem yet. Be the first! Read reviews of repair shops in your area. Enter your zip code: Driving to meet daughter for brunch about 12 miles away. Made it about 4 miles and engine started running very rough as if it was coming out of truck.

Is the Ford F-150 engine always running rough?

The ball has been checked to you Ford motor company will you continue to act as if this problem never existed as you replace the powertrain in your more recent models because you know it always has existed?

Where did the 2004 Ford F-150 engine come from?

This truck was a headaches from the day I bought it. Spark plugs all broke while changing them. Stay away from the 2004 Ford F150. It all began when I first bought the truck from a used dealer in Clarksville tn. I had no idea about the issues surrounding the 5.4 liter motors other than the cam phaser problems many had posted on ford forums online.

Why does my Ford F150 idle so much?

Here are the main components of the ignition system, as well as what would cause them to make your F150 idle roughly. Spark Plugs – One of the absolute most common causes (if not the most common reason that your F150 may be misfiring) is the spark plugs.

What causes a Ford F150 to stall at a stoplight?

A dirty throttle body can lead to stalling in your F150. If you let off of the gas coming to a stoplight and it stalls for a second or two and recovers itself, it very well could be a dirty throttle body that is causing the problem.

Why is my Ford F150 running so rough?

The heat of the exhaust can also bake the wiring going to/from them over time. If an oxygen sensor goes bad, it can make your F150 run too lean (or rich). A super lean running engine will often idle rough.

Why does my Ferrari F150 shake when idle?

There are a lot of reasons why your F150 may shake when idle. Before you go trying to figure out which one is causing your F150 to feel like it’s on spin cycle, make sure that the check engine light isn’t on. If it is, get the trouble codes. That’s a great place to start.

If your Ford F150’s engine timing is off, it’s going to stall out, misfire, and altogether not run properly. Here are some of the more common causes of an engine timing problem: VVT Problem – Many modern engines are equipped with Variable Valve Timing.

Why does my Ford F150 Triton stall out?

The Ford F150 triton 5.4 3 valve is junk. After the stalling problem got worse, I replaced cam phasers etc, to no avail. On 8/16/2013 I took it to Ford and of course they told me the engine and heads were bad due to debris blocking the oil passages.

No one has added a helpful site for this 2004 F-150 problem yet. Be the first! Read reviews of repair shops in your area. Enter your zip code: Easy fix once you find out what the hell is going on.

Can a Ford F150 5.4 Triton break down?

It dies right in the middle of traffic. It does start right back up but I concerned one of these times someone is going to run into me. Any vehicle can break down. But this is a known issue with Ford f150 5.4 triton. . Also, increased cranking time as problem got worse Ford needs to send owners some info on it and not leave us stranded.

What was the problem with my 2003 Ford F150?

This 2003 Ford F150 came in with multiple complaints among which were a surging idle, stalling condition and the service engine soon light on. I did a quick check of the engine codes and found multiple lean codes. I opened the hood with the engine running and could hear the familiar sound of sucking air.

What are the lean codes on a 2003 Ford F150?

Sparky’s Answers – 2003 Ford F150 , Idle Surges, Stalls, Multiple Lean Codes. 2003 Ford F150 , Idle Surges, Stalls, Multiple Lean Codes. This 2003 Ford F150 came in with multiple complaints among which were a surging idle, stalling condition and the service engine soon light on. I did a quick check of the engine codes and found multiple lean codes.

Are there any problems with the Ford 4.2 liter engine?

Exacerbating the 4.2-liter’s problems was a leaking timing cover gasket on all motors installed in 1997 F-150s built through Dec. 31, 1996. Ford recalled those vehicles to effect repairs, but Ford did not recall 1997 F-150s built from Jan. 1, 1997, to May 1, 1997, and equipped with the same gasket.

What should I do if my 4.2 liter engine is not working?

The vehicle should be towed, not driven, to a mechanic. The 4.2-liter V-6 engine missing or making a popping noise on acceleration, but may not have a “check engine” light illuminated, may have a coil or fouling spark plug problem.

What happens to your car when you idle?

A rough idle will result in intense vibrations forming whenever your vehicle is stopped with the engine running. Since less air will be going into the engine during its idle state, the car will react by shaking profusely.

What are the symptoms of a bad idle control valve?

$0.00 1 Irregular idle speed One of the most common symptoms commonly associated with a problematic idle air control valve is irregular idle speed. 2 Check Engine Light comes on Another symptom of a potential issue with the idle control valve is an illuminated Check Engine Light. 3 Engine stalling

What causes the idle speed to go up or down?

The idle air control valve is programmed to regulate and maintain the engine idle speed at a constant rate. If the valve fails or has any issues it can cause the idle speed to be thrown off. This may result in an unusually high or low idle speed, or in some cases a surging idle speed that repeatedly climbs and falls. 2. Check Engine Light comes on

Why is my Ford 4.2 liter engine not working?

The 4.2-liter V-6 engine missing or making a popping noise on acceleration, but may not have a “check engine” light illuminated, may have a coil or fouling spark plug problem. If the engine is vibrating at idle, the problem is likely collapsed motor mounts, which is not uncommon in high-mileage trucks.

What causes a Chevy Impala engine to stall?

Bad gas- can cause an engine to stall out. Water in the gas tank can also cause gas to not fire properly. If there were no other symptoms and suddenly you find that the vehicle is running very rough, bad gas could certainly be the problem.

What causes a Cadillac Escalade engine to stall?

If the converter doesn’t unlock, then the engine will stall much like a manual vehicle does when it doesn’t have enough speed to carry a gear. It’ll often throw code P0740. If there is almost no oil left at all, the engine could be on its way to locking up.

Why does my 04 F150 have a rough idle?