Ford F-150 (2004-2008) :: 2005 - Sputtering / Taking Long Time To Start And Now Not Starting At All - Code P0191

2005 5.4L She would have a hard time starting before but after I replaced and fixed everything below she was running really good. Now back to sputtering, taking a long time to start and now not starting at all.

I have replaced; Fuel Pump, Fuel Filter, FPDM, Plugs and COP's, FRP Sensor, followed the power wire from the FDPM and found it corroded bad so I replaced it, also changed the ground location on the FDPM, I have checked all the wires from the FDPM to the drivers seat, checked all fuses.

I have power to FPDM and I have the diagram for the plug but how can I test (hotwire) the Fuel Pump without lowering the fuel tank? What should be the voltage coming from the FPDM plug? not sure about pin 1 & 6.

How can I test the FRP sensor? what are the specs for voltage?

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Ford F-150 (2004-2008) :: 2005 - Intermittent Rough Idle When Engine Is Hot

I just purchased my first F150, 4.6L V8, 55,600 Miles. It intermittently has a rough idle and only seems to be when the engine is hot. I've had engine and tranny mechanics look it. The spark plugs have been inspected and are within an acceptable range. The throttle body has been cleaned. There are no trouble codes of any kind. What I can check next?

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Ford F-150 (2004-2008) :: 2005 5.4L Intermittent Rough Idle When Warm

I have a 05 fx4 5.4L with 85k on it. It has started idling rough when i come to a stop light or slow down to 10 mph or less. It only does it once in a while. There doesn't seem to be any real pattern. The motor shakes until you rev it up and then it goes away.

I have cleaned the maf, put in new air filter and fuel filter. And put in a new battery. Would a coil act like that? Maybe plugs? Or a vacuum leak?

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Ford F-150 (2004-2008) :: 2005 - Shakes Aggressively While Driving?

Once in every few days the truck starts to shake aggressively while on the road. Its like going through a very rough gravel road all of a sudden, felt through steering column. I have to pull over and hit the brakes and bring truck to full stop before it goes away. Then it's gone. Any thoughts before I start to take it to mechanic. Is it shock related, brake related, etc??

By the way, my truck model is the 2005 F150 XLT TRITON.

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Ford F-150 (2004-2008) :: 2005 - Quit While Driving / Broken Valves?

I have an 05 f150 that quit while driving, towed it home n started it up but was running rough n noisy in the front of motor. figured it jumped time n i would put a new timing set in and phasers. upon removal of passengers side valve cover i found 1 rocker out, 1 broken and 1 off the valve spring with a bad roller. the keepers were off the valve and the valve is in the cylinder. timing chain is very loose and there is a broken piece down in towards crank sprocket. did the timing jump cause 3 rockers to be damaged n 1 broken valve all in one cylinder. Haven't removed the drivers side. Was looking for parts to repair and they seem to not be many options out there for the 3 valve motor.

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Ford F-150 (2004-2008) :: 2005 - Shut Off While Driving Down Driveway / Will Not Restart

I was driving my truck down my driveway and it just shut off, it will not start, when I turn on the key the fuel pump will not run and when I try to start it the engine will not turn over. Neither the starter or fuel pump relay click. When I turn the key to the on position all the lights and radio still work. When the key is on the small red light on top of the dash begins to flash rapidly. My boss tried to hook his snap-on scanner to the obd2 port but it will not let him retrieve any of the codes and continuously tells him to cycle the key through the on and off positions giving zero results.

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Ford F-150 (2004-2008) :: 2005 - Whining While Driving Down The Road Or Sitting Still

My F150 has started whining while driving down the road or sitting still. It gets louder as the RPMs increase. I have also noticed that the transmission has started taking longer / slipping going into 2nd gear. I also smelled the transmission fluid and it has an "odd" odor to it. Could the transmission going out cause this noise?

Here is a vid of the noise : 05 f150 - YouTube....

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Ford F-150 (2004-2008) :: FX4 Won't Start / Sputtering For A While

I have a 04 fx4. Was sputtering for awhile. The engine light came on. Now it won't start even with a boost. What it could be has 290 clicks.

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Ford F-150 (2004-2008) :: 2005 Truck Goes Into Failsafe Mode While Driving On Freeway

2005 ford f-150 Lariet goes into failsafe mode while driving on freeway. This is a dangerous situation happened ever.

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Ford F-150 (2004-2008) :: 2005 - Truck Starts To Sputter And Kick A Bit When Driving At Low Acceleration

I have a new to me 2005 F150 with 86,000 miles. When I am driving through town at a low acceleration or a constant speed at between 40 - 50 mph the truck starts to sputter and kick a bit. When I give it some gas the problem goes away. This gets worse when I pull my bass boat, and starts at around 30 mph. When I hook it up to a reader I get a P0316 code. Only code I get.

Also when I am driving through my neighborhood between 20 - 30 mph I get a noise that sounds like there is a plastic bag stuck under the truck. I have checked under the truck to see if the firewall is loose anywhere, but could not find anything. Other than those two issues the truck runs great. What these problems could be?

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Ford F-150 (2004-2008) :: 2005 - Hesitate While Driving - Spark Plug Breaks - Normal?

I have a F150 which has developed a miss or hesitation when driving. I took it into my mechanic and he told me this:

This year truck is famous for needing a tune up but the problem is that ford redesigned the spark plugs for these years of trucks. The problem is hat carbon builds up and when u go to remove them the plugs break and sometimes you have to take the heads off to get them out, he said that this would cost around I 2500 is one breaks!

So my question then becomes is this the norm for my V8 2005 Ford F150?

My truck has 85,556 miles on it.

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Ford F-150 (2004-2008) :: Shaking And Sputtering / Throwing CEL Codes

I have an '05 5.4L 3V and I was way to trusting in how it was running. BTW, I change the oil every 3 to 5 and have only driven highway miles, albeit a lot of them...155k! I bought it with 40k on it but was not aware of the plug change issue until I heard about it off-hand. I let the plug change go cuz it was running so well. Bad move.

Anyways, a few weeks ago it began to lose power and I suspected that the PCM was retarding the timing for some reason. Before I could get to the shop, the thing went nuts on me at 75mph. Started shaking and sputtering and throwing cel codes. I shut it down and after 5 minutes re-started. It seemed fine and actually was running a bit better. Took it in and the code was the 0302. #2 cyl misfire.

They also said the compression was very low on that cylinder and slightly low on 1,3 and 7 as well. I had them change the plugs and the #2 COP even though they said I needed a new engine and then I picked it up. Now the engine barely runs at all. It shakes violently, where to go from here. What should I do now? New engine?

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Ford F-150 (2004-2008) :: 2006 - Sputtering When Accelerating Heavy

I purchased a 2006 Ford F-150 XLT, 5.4 3V Triton. Last Thursday my check engine light came on, so I came to this forum and found out how to retrieve the code with out a OBD. It came up as a 0301 Misfire cylinder 1-10?

I went to the dealer and they said it was cylinder one, sold me a new plug and coil pack and they installed it for a nice $$$. On my way home it started to sputter again when you give it heavy throttle, I called they told me that I should change all the plugs and Coil packs, kinda makes sense but to have all 8 plugs and coils go at once it only has 83km on it.

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Ford F-150 (2004-2008) :: 2005 STX - Hard / Rough Starting When Engine Shut Off For More Than A Few Minutes After Driving

My 2005 STX 4.6 fuel pump crashed a couple of months ago. A couple of days after having it replaced I started having hard/rough starting problems accompanied by a 0300 and 0301 code. I reset the codes several times and they only come back during the 3rd or 4th hard start, never while driving. The hard starts occur after the engine is shut off for more than a few minutes after driving. I have replaced the plugs, #1 COP, remaining COP boots, Cam Pos Sensor, Fuel pump drive module and had and FI. Also had the fuel pump replaced again on warranty thinking maybe a bad check valve. Again...it worked perfectly for a day and now I'm back to square one. Haven't gotten any codes YET but its only been a day. Bad injector? EGR?

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Ford F-150 (2004-2008) :: Transmission Or Ignition Sputtering When Accelerate Slightly?

2006 F150 FX4 5.4L, 118k miles... At highway speeds (45-50) and (55-60) as I am slightly accelerating it feels like the transmission or maybe ignition system is skipping a beat. Kind of feels like a small bump. I replaced spark plugs with motocraft about 35K miles ago and recently all transmission fluid via cooler line. Had some concerns about system flush so I just drained and refilled entire system via cooler lines. I have read that it could be my COP's ...

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Ford F-150 (2004-2008) :: Shuttering / Sputtering At 40 - 60 MPH After Decelerating And Slowly Accelerating

I recently bought an 04 lariat crew cab with 56K miles 5.4 and auto trans. Before i bought it i complained about an exhaust noise and acceleration issue at 40mph and 1100 rpm as well as the ac not being very cold. They replaced the exhaust manifold on the passenger side, coil pack on the #3 cylinder, a transmission flush, a flash drive update and recharged the ac. This seemed to take care of the problem but i mostly drove under 30mph and did not notice it. I took it on a few road trips, and country roads and noticed the problem of sputtering and shuttering between 40-60 mph's after decelerating and slowly accelerating. The problem occurs consistently with ac and over-drive on in the above mentioned conditions and mph range. Problem is less noticeable with ac off and have not noticed it at all with over-drive off. It feels like a limited slip kicking in or driving on dry pavement in 4wd. Tranny shifts fine through all gears in a straight pull of acceleration and even full throttle pulls. Problem only occurs after decelerating and slowly accelerating. I don't know of any codes as I don't have a code reader, but I have not had any check engine lights come on nor has the dealer mentioned any codes.

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Ford F-150 (2004-2008) :: 2007 - Sputtering And Jerking - Power Loss?

i have an 07 ford f 150 5,4 liter. at speeds between 45 and 55 it has like a sputtering and jerking loss of power. I had a computer hooked up to it and it said fuel pump replaced it but it is still doing it, what this might be.

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Ford F-150 (2004-2008) :: 2007 F150 Sputtering After Fill Up - Fuel Tank Pressure Sensor

The ole 5.4l hit a snag today. I was on my way to fill her up and she started sputtering and damn near died! i filled her up and it was like nothing ever happened. Took her to AutoZone and the diagnosis was a Fuel Tank Pressure Sensor.

I have a connection with Bumper-to-Bumper to get the part for cheap but I'm not sure if i want to dive into either moving the bed or dropping the tank. I'd prefer to move the bed.

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Ford F-150 (2004-2008) :: V8 Has Intermittent Freeway Vibration?

I have a 2004 Ford F-150 4x4 5.4 V8 SuperCab. Back in February I lifted my truck with 2.5in coil spacer adapters, out back add a leafs 2-3in. Now I can't say for sure it stated then, but for a while now I have an intermittent freeway vibration. Typically around 70-75mph it is at it peak when it does it. Other times it can be very smooth. The vibration is like an oscillation that you can feel in the body. Not much felt in the steering wheel. The vibration can start and stop any time and last for any amount of time, there is no common point for when it starts and stops. Right or left turns does not cause it to start or stop, sometimes it feels like big bumps will start or stop it but not all the time.

I have a rearview aftermarket camera, I took it off and mounted it several locations to view tires. The fronts are steady while at freeway speed and with the vibration.

After tie rods were changed and no play in any suspension/steering parts, the truck has been aligned several times. Tires are new and have been balanced twice. The driveshaft is new (new U-Joints, shaft and slip yoke) and is balanced, which it did improve the vibration but not perfect. The rear brakes have been inspected, no sign of overheating on the drum or the shoes. The lever is all the way back. So I don't believe it is it, although I did not fully disconnect the cabling. If it was the brakes why would it be intermittent? I had a shop replace all bearings in the rear axle, due to the pinon bearing noise. I saw the TSB's already on vibrations and none conform to my situation. The hubs have been checked, with the engine on they are unlocked.

So as I stated I can't say for sure it started after the lift but maybe due to the lift the differential pinion angle to driveshaft and to the transfer case is too high. Maybe I need some pinion shims. But I haven't heard of anything else needed to do this after a 2-3in lift. I'm getting tired of chasing this vibration.

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