Ford - Windstar :: 2001 Rough Idle After Warm Up

Back after months...van has been checked by 2 ford dealer mechanics here in VA , nothing.

Now it's the opposite ...temp outside 90 or higher, drive it for 8 -10 ml, park and come back after 15 min. From shopping, try to start, won't idle, stalls every time I try , after 6-8 attempts, back to normal, all together 3 times, last time was so bad, had a real problem to make it back home, at every stop, it stalled.

Back to the shop ....they drove several times, no show ...it's fine, don't know what to do ????

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Windstar :: 2000 - ABS Warning Light On And Off Intermittently

I decided to tackle my ABS warning light issue because it's been on and off intermittently since I bought it.

I first suspected bad wheel sensor(s) per many previous threads. I borrowed a scantool with the ABS diagnosis and found that all 4 wheel sensors are reading same speed value, but they indicate wheel speed of about half of the speedometer reading. Another thing I noticed was that the ABS main power relay output is "1bit" when the ABS warning light is OFF and is "0bit" when it is ON.

So it seems like the ABS power relay is bad. My alldata manual for this model says that the part number for the relay is FOAZ14N089A but it also says that "the ABS is not equipped with an external ABS Relay. According to wiring diagrams provided by Ford, the function of the ABS relay is incorporated into the ABS module". Does this mean that I have to replace the whole ABS module or HCU just because the relay is bad?

Why wheel speed is different than speedometer?

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Windstar :: 2001 Rough Idle At Warm Up

2001 windstar rough idle at warm up, start drive the van with cold engine for about 3-4 ml s, come to a light, stop, van starts rough idling, if I don't put it in neutral and hit the gas it will die ... after that , no problem .

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Windstar :: Rough Idle - Engine Light Comes On - Misfire?

My windstar 3.8 engine has idle problems and engine light comes on at times. Code po305 (misfire #5). When I add sea-form to tank and drive awhile, the engine light goes out and the engine idle's normal. Is this an eva problem and what should I look for?

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Windstar :: 2003 - Rough Idle When Sitting At Stops?

It is idling very rough at times, not all the time, when sitting at stop lights/signs. Sometimes it will stall out. 3 times it has stalled in the middle of an intersection while turning. Scary as hell! I Have to stop the van on the side of the road, put it in park, turn it off, then start it again before I can go. This process is getting Old!

While sitting at a stop sign/light, it's like the engine surges up and down. Some surges get low enough that the van will just die. If I step on the gas or put the van in neutral it will quit for a minute. All of the lights in, on, outside of the van go bright/dim with every surge. The battery light will occasionally flash on and off during the surges, but not every time.

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Windstar :: Rough Idle Only When In Gear Leading To Engine Stalling?

This is a little odd. Over the last two years or so the van had developed a rough idle issue. When left to idle in Park or Neutral the roughness would usually lead to the engine stalling after a few minutes.This happened both in and out of gear but only when the engine was still cold, idle returned to normal once normal op temp had been reached. Cleaning the IAC got rid of the problem... sort of. Now it idles fine in Park or Neutral but when in gear and engine/tranny still cold it is still very rough.

When waiting at a traffic light with my foot on the brakes the van shudders as it tries to lurch forward, the shaking is very noticeable even to those outside the van. This has become so bad I shift it into Neutral every time I need to stop at a traffic light, and it instantly settles into steady smooth idle at 800 rpm. However once the engine is warm everything returns to normal. Another thing I noticed is that when in gear and cold the roughness only occurs with brakes applied. Feels like whenever the roughness in the engine occurs the transmission attempts to override the brakes, which causes the lurching.

While the problem only lasts 5 to 10 minutes until op temp is reached it is nevertheless very annoying and driving me nuts. My main concern is that it may eventually cause damage to the transmission to be tugged at and jerked around in such a way. I am running out of reasonable explanations as tho what may be causing this and have begun elaborating more esoteric theories. My latest one is that since this only happens when the brakes are applied then the tiny voltage required to activate the brake lights is somehow causing some other electric part to fail, and that the rough idle is somewhat related to this. Shows you just how desperate I'm getting.

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Windstar :: 2002 Sport - Rough Idle / Vibration And Smell Of Gasoline

After all my attempts, I could not fix the rough idle. I have done the gaskets of the gaskets and bolts of the intake manifold (the engine light disappeared), I have changed the bushings of the manifold too (the one one the left side), I have changes the TPS sensor, I have cleaned the MAF sensor...

The rough idle is still there (and getting worse) and there is some smell of gasoline now. I suspect that I have to change sparks and cables, but I wanted to confirm first with you because the whole thing seems complicated as some of the plugs are buried very "conveniently". You could usually feel an ascending vibration while waiting at the traffic light. You can't feel it as much when in neutral, but it is still there.

I have noticed that on the right side of the Intake manifold (under the throttle) there is some sort of greasy substance that always looks wet. I suspect that it is burnt oil, but that think's been there since I bought the car, so I am not sure if it is related in any way.

I haven't changed the oil and air filter since last summer but I doubt that would be an issue. Additionally I realized that I put pure antifreeze when I need to use 50/50. Anyways, those things I will fix this summer anyways. All I want to fix now is the rough idle because these vibrations drive me nuts.

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Ford F-150 (2004-2008) :: Rough Idle Intermittently?

Ok, so I just replaced the entire timing set (phasers, chains, sprocket, tensioners ect) on my 2004 f150 5.4l about a month ago. I also extracted ALL 8 spark plugs and replaced those with the Champion 1 piece plugs. In addition, I replaced the intake manifold because I did this job when it was 20 degrees outside and I found a crack. Soooo, all that being said I put the whole truck back together and it runs like New. Until about a month later. When the engine gets hot, maybe after about a 30 minute drive or so, it has a really really rough idle until I give it a little bit of gas. Then it clears up. It has only done it 3 times since I put the engine back together. It might go 2 weeks and not do it. No codes. What I could be? EGR? MAS air? Only other thing I can think to say is if you get on it out on the highway, after about 3k rpms it seems like the power drops off quite a bit. Like the engine isn't getting enough fuel. I guess it could be just me, but it just doesnt seem right.. I guess I could try to unplug the MAS air flow sensor...

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Ford - Explorer :: 2004 - Rough Idle Like Missing And Die Intermittently

I have a weird intermittent problem. Sometimes when I start my explorer it will idle down and die immediately, I restart and it will idle about 400-600 really rough, sounds like it is missing. When I drive it it is jerky and the acceleration is sluggish but after I get it up to about 20 mph it clears out and then drives and idles fine until I shut it down. Plus these things only happen about every third time (on average) that I drive it. Lastly it's not giving me any codes. What this could be?

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Ford 6.0L Power Stroke Diesel :: Intermittently Running Rough At Idle - Code P0269

So my truck is intermittently running rough at idle for the most part and sometimes slightly loses a little power while driving down the roads. Seems to run worse as it warms up. When it runs rough it sounds like a cylinder is missing. The truck is throwing code P0269 for Cylinder 3 Contribution/Balance. Smoking isn't horrible coming out of exhaust but it's there and it comes out at a constant rate. The injector has been replaced by the previous owner recently. It has an egr delete, new turbo, ficm, ficm harness, HPOP, and stand pipes.

When I put the starter solenoid wire to the battery you can hear the engine skip. I did a compression test on cylinder 3, put oil in the cylinder and did the test again to find that I still didn't have compression. Assuming that this was an issue in the head I had my doubts that it was a bent valve and it could have been a bent pushrod.

Sure enough I found the intake pushrod for cylinder 3 was bent slightly so I replaced the pushrod. I started the truck again and seemed fine at first but just like before it started to run worse as it warmed up.

I was able to drive it to the gas station real quick to fill it up on fuel and drove back home which is a short drive, but the truck was running worse and worse and it eventually died on me. I attempted to start and had to jump start from my other truck and the 6.0 would not start. I ended up frying the starter trying to start it so I'm taking a break from it for now.... Ended up pushing the truck home.

The only thing I can figure is that I don't have oil pressure in the oil rail which is why it died but I don't understand why the truck still ran rough and pulled up with the same P0269 code....

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Ford Excursion :: 2000 - High Idle Intermittently?

I have a 2000 X V10 and am having an intermittent high idle condition. I have searched the forums and found some useful info but nothing that addresses this issue. Here's what I've done. New IAC, found PCV valve hose leaking-replaced also new valve, found another vacuum leak-repaired, tested TPS and that was fine according to the specs I found. So here's my problem-upon starting engine occasionally "stumbles" then roars to life idles 8-1100rpm. Drives well till stopping at an intersection and idles 1100-1200 rpm.(lots of brake) Can pull into parking spot place in park and will idle up 1500-1800 rpm and then only drop to 1200 or so. I have checked everything I know. ALL these idle conditions are INTERMITTENT. (and yes I did check for codes "0" ) There is no loss of power.

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Ford F-150 - 1997-2003 :: 2000 - Starting Rough Intermittently - Theft Light Flashes Once In A While?

I own a 2000 f-150 7700 series with a 4in body lift. recently Ive had a problem starting (I believe it is from the shifter not recognizing im in park) but now my theft light flashes at me and there is a weird sound that sounds like a relay from under my steering column when i roll my windows down, move shifter around or turn on 4x4. also my radio stays one every once in a while after the key is turned all the way back to off, and windows wont roll down after i hear the relay sound. Ive read to tighten shifter linkage and will do that tomorrow to see if that fixes it.

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Jeep - Cherokee :: Rough Idle Intermittently

I have recently cleaned my throttle body and still have a rough idle. The rough idle is intermittent and especially occurs when I am in park and then hold on the brake and switch to reverse or forward without pressing the accelerator down and let it sit for a second. When it happens, it is usually so rough it wants to just stall out if I don't give it some gas.

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Honda - Accord :: 2000 - Rough Engine Start Intermittently?

Own a 2000 Accord EX; 100k...runs great and smooth 99.9% of the time. However every once in a while, like maybe once a month or so it starts, but sounds and feels like its firing on 3 cyl...will die if I try to put in gear, or take foot off accelerator. If I shut it off and try starting it again same thing will happen. However if I let it sit awhile (sometimes one hour sometimes next day) it will start smoothly and run beautifully. Problem seems unrelated to temperature, weather, time since last use, stage of the moon, engine temp, parked on hill or flat road. or who tries to start the car...

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Ford F-150 - 1997-2003 :: 2000 - Rough Idle When Outside Temp Below 50

2000 Ford F150 1/2 ton 2x 5.4L... Last year, I started having a problem where when the temp dropped below 50 degrees outside, my F150 would idle really rough and sometimes stall out. The CEL came on and reported some codes that I don't remember but pointed to bad air/fuel mix. I consulted a friend and he suggested changing out the IAC. I did that just towards the end of the cold weather spell we were having and the engine ran great so I assumed it was fixed.

Well, the temps have been below 50 for 8 days now and ever since the temps dropped the problem has come back. I took it to AutoZone to have the codes read and they gave me the following:

P1151 - Lack of O2 switches -bank 2 sensor 1 : ECM could not adjust fuel trim because of a lean or rich condition

AND

P0171 - Fuel trim bank one condition : The powertrain control module uses the oxygen sensor to calculate the Air/Fuel ratio of the engine. The computer recognized a rich or lean condition on one engine bank only.

Both printouts that they gave me mentioned the following:

Poor fuel pressure
Bad or Malfunctioning MAF sensor - Dirty/defective
Oxygen sensor defective
Fuel injector problem - Leaking or fuel pressure high/low
Vacuum leak on engine

I again called my mechanic friend and he suggested cleaning the MAF and if that didn't work replacing the MAF. I cleaned it and the problem was better but still not fixed.

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Accent LC (2000-05) :: Odd Vibration And Belt Squeal Intermittently At Idle

I am posting about a cam sensor code and alternator belt squeal.

Yesterday after getting in from a 600 mile drive from salt lake to eastern Oregon i took a look at the car to put some fogs in and clean it up a bit. It had always had some odd vibration at idle and belt squeal intermittently at idle. I pressed down on the alternator at idle and the vibration noise went away. So bam. Found that.

The nut on the square head mounting bolt holding the alternator was missing. So it was kind of just flapping around. Replaced the bolt and put a lock nut on. Problem solved so I thought.

I'm still getting belt squeal. And i think that its out of alignment. It looks like the pulley side of the alternator is closer to the engine block than the other side. Is this adjustable? Is the bushing on the mounting side worn out to the point of movement? Is this fixable?

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Ford - Windstar :: 2002 - Rough Running While Moving

I have a 2002 Ford Windstar. Just replaced a TPS, went to town was coming back home, and all of a sudden it started to spit and sputter while in gear. But, in neutral she runs alright. I use mid-grade gas. I put in two cans of Seafoam in the tank. Wrecker operator smelled the exhaust and told me the it was too rich. My question is and this sounds stupid, could the previous owner. Had never replaced the fuel filter or if they did replaced it, that it was installed backwards. I drove it almost 20 miles before it died. I figured that the fuel in the gas line emptied and it refuse to go. And since it only runs good without strain on the engine...

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Ford Super Duty (1999-2016) :: 2000 - Rough Idle - Low On Power

I have a 2000 F250, SuperCab, 5.4 triton, 100,000 miles. It's been a great truck - got it at 63,000 miles. Once engine warms up, it has rough idle, and shift rough. I can give it gas to RPMs up and it smooths out some but is low on power. If this was my 76 F150, I would guess the vacuum hose off the intake manifold to the transmission came loose.

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Ford F-150 - 1997-2003 :: 2000 - Rough Idle / Codes PO304 And PO174

I have a 2000 F150 4.2L and I have 2 codes PO304 & PO174 so far I have changed my plugs & wires,fuel filter,mass air flow sensor, and coil pack...it is still running rough under a load and a little rough on idle..

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