Ford - Windstar - Engines - Cylinder - Sparkplugs :: 2001 - Hiccups While Idling Or During Drive

I had a spark plug break on me and it caused a misfire. I took it in and the mechanic replaced all spark plugs and wires. After getting the car back, I experience an occasional engine hiccup here and there. Took it back to the mechanic and told me that he cleaned off the valves of carbon build up. This did not alleviate the current symptoms. It is more noticeable while I am idling. It feels like a jolt. It appears to be worse after a cold start. I do not have a check engine light or do I notice the RPM needle go wild. What is the mechanic missing? What could still be wrong with the engine? Vehicle is a 2001 Ford Windstar Sports SE, 6cyl, 3.8L ....

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Ford - Windstar :: 2001 Misfire Occurring - Blinking Check Engine Light While Trying To Accelerate

I have a 2001 Ford Windstar Sports SE with 155K miles. I did a tune-up eight months ago. With the tune up I had to replace the fuel pump because it was defective. Later, I found that there were misfires occurring since I was getting slow acceleration. I had the spark plugs on the guilty cylinders replaced again and the spark plug wires.

Periodically, I have had to return to the shop to have the vehicle checked. I sometimes get a blinking check engine light while trying to accelerate, which now occurs only while it is raining or I am exiting the car wash. The shop is at a loss as to what it is (spark plugs and wires are fine, no lose connections noticed). I am wondering if I should take it to someone else. Of course, taking it somewhere else will cost me $100 to check on someone's else work.

The shop replaced the ignition coil. Distributor cap is fine. They keep saying that the engine is running fine while in the shop and do not get any codes. I had them drive it while it was raining and they discovered that cylinder 4 is misfiring. They worked on the cylinder. The vehicle runs well, until it rains or I wash it.

My questions to the group, "If everything is OK, how come it is misfiring? What are they missing? What is the connection to the moisture?"

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Ford Ranger / B-Series :: 2001 - Cylinder 3 And 2 Misfire

2001 Ford Ranger 4.0L V6... Okay so I bought my truck last September with 100K on it. Ran perfectly fine. No problems for for the first two months and then it started to misfire when at idle. Check Engine Light came on. Scanned and got a random multiple misfire code. I then changed the plugs and wires. Had to repair the threads for cylinder two. Did all that and it kind of but not really solved the problem. A few weeks later got another check engine light. Cylinder 3 misfire. Changed ignition coil. No better. Shortly thereafter I checked again whilst at work and read misfire on 3 and now 2. Currently replacing the intake manifold o-rings and cleaning out intake.

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Ford F-150 - 1997-2003 :: 2001 - Misfire On Cylinder 6 - CEL On?

I have an 01 5.4 Triton with engine light on I put it on the scanner and it read miss fire on cylinder 6 and 1 I changed the cops and plugs boots and spring erased the codes but the check light is back on and scanner is say miss fire on same two cylinders u can hear it in the exhaust u can smell gas when sitting at an idle around 40 MPH has a slight engine shake goes away when u accelerate I am not sure what else to do some one told me to check for vac leaks and fuel pressure.

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Ford - Taurus :: 2001 - Fourth Cylinder Misfire / Car Won't Accelerate

Question about a 4th cylinder misfire question? The engine light has been on off and on for about one year. I have not had any problems with performance until about one week ago. sometimes it shakes and the engine light flashes when it is idling. Today my husband drove it, and it would not accelerate when he put his foot on the gas, but it would pick up speed when he left his foot off the gas! Weird. This is an old car (2001 Ford Taurus station wagon) with 137,000 miles on it. We need this car.

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Ford - Escape :: 2001 - Misfire On Cylinder 4 / P0304 Code

I know I can fix this problem, but my question is which cylinder is #4? I don't see it marked on the engine. The counter guys at both my local parts supply stores (whose initials are A and O) can't even look it up for me. If #4 is on the front of the engine, then it's an easy fix. If it's on the backside, then the intake manifold has to come off to get to the plugs and coil packs. It's a bit more labor. I can do it, but I'd rather not have to.

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Ford F-150 - 1997-2003 :: 2001 - Codes Pops Up - Cylinder 1 Misfire?

2001 f 150 5.4 liter with it being code pops up saying cylinder one misfire, I've charge coil and spark plug ran great for awhile now starting to act up again. Got coil check and says still good and look at spark plug and looks still in good shape being just replace two weeks ago. It's running fine but if it sits over night and I get in and start it and begins to shake when I but it in drive and don't even need to move the truck just place it in drive with foot on break. I drive it awhile and it stops and runs fine?

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Ford Ranger / B-Series :: 2001 - Rough At Idle / Misfire In Cylinder 1

So I have a 2001 ranger 2.3l . Runs very rough at idle.code says misfire in cyl.#1. I have changed plugs, wires, coil packs all motocraft. I did a compression test..

#1.170
#2 180
#3. 185
#4 . 180

Compression seems fine,but where do i go from here? Anything else i can check/replace to solve this?

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Ford Super Duty (1999-2016) :: 2001 F350 - Misfire On Cylinder 3 And 4

I have a 2001 F 350 with a V10 it keeps coming back as a misfire on cylinder 3 and 4.. I replaced all of the coils and plugs and pigtails I have even swapped out the coil packs from side to side and I still keep coming back with the same code. The truck has a bad check around 1500 RPM with a load on the motor mainly doesn't in overdrive and first starting off...

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Passat (B5) :: 2001 - Misfire On Cylinder 1 And 2

I have my timing belt and oil pump replaced and after 2 days the car was misfiring. Had the throttle body clean and reprogramed and still the same issue. run all test and its ok. What the issue will be. I was told it can be the ICM but the mechanic says there is no way to test it.

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Dodge - Ram :: 2001 - Misfire On Cylinder 1

I have a misfire on 1 I recently changed intake and plenum gasket, changed plug, wire, injector, cap, rotor, compression check and pulled valve cover rockers moving good and I recently swapped injector wires on 1&3 only shows misfire on 1.

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Santa FE SM (2001-06) :: Misfire In Cylinder 3 And 6

I am trying to fix my friend's 03 Santa Fe 2.7L with 325K miles on it. Pulled the codes and he has misfire in #3, 6 and a random one. It doesn't do it all the time, and when it does do it he can sometimes shut it off and restart it and it will be fine.

What is the likely culprit causing the misfires and how to test it? He can't just throw parts at it.

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Passat (B5) :: 2001 - CEL Came On / Misfire On Cylinder 2?

my dad has a 2001 Passat and he recently had his check engine light come on. We had it checked by a guy who owns a tester (snap on) and it comes up with a misfire fault on cyl #2. Wire looks good, I didn't have tools with me so I couldn't take a plug out, but do you think it could be a bad spark plug? Bad coil? Car has 89K on it.

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Golf IV / Jetta IV :: 2001 - Misfire On Cylinder 4

New to the VW world but I am not out of my element for I am a Porsche guy. So I feel right at home. Last night I picked up a 2001 wolfy Jetta with a 1.8t on the cheap with a misfire on cylinder 4.

I have verified I have no spark on 4. I have confirmed the issue is not the spark plug, coil pack by swap and see method. My coil pack and plug work fine on another cylinder. I reset my cels and here are the new ones that pop up:

a 121 - gas pedal position sensor- doubt this would give me a no spark

a 304- Misfire on 4, (duh, like I needed to hear that)

a 030- bank one 02 -Doubt this would also give me a no spark condition)

In my testing:

I have good system voltage on the coil pack

I have good ground ohms

My signal wire is not shorted high or low

When I take V and ohm readings on the coil pack connection, either with the ign on or off they are all in line with the other sensors. So I don't think I have a wire issue.

The PO had the ECU replaced at a local dealer. I looked at the old ECU and it appears it had got wet at one point.

Im wondering if the same thing hasn't happened to the new one. however after they replaced the ECU they gave him the car back still broken. So it never ran even with the new ECU.

1 Where is the ECU?

2 What tells the ECU to fire the coil packs at the right time?

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Santa FE SM (2001-06) :: Engine Misfire In Cylinder 1 And 4

2002 Hyundai Santa Fe 2wd 2.7L 175,000 miles

Having misfire in #1 &4, new plugs, new wires, new coils, new cam and crank sensors, cleaned and tested fuel injectors, checked injector signal, checked timing belt.

Swapped around plugs, wires and injectors(keeping same firing order) and the # 1 & 4 will not fire. There is spark to the wires and plugs and gas thru injectors but no detonation.

With plenum and exhaust manifold removed (front only) visually checked valves. Installed new oxygen sensors while exhaust was out. Tested ecu fuses in black relay box in engine compartment.

Engine stars first time ,every time but only runs on 4 cylinders. Check engine light code reads no 4 cylinder misfire.

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Elantra XD (2001-06) :: Hesitation When Given Gas And CEL Came On - Misfire On Cylinder 2

2001 elantra 167000 miles, started a hesitation when given gas and check engine light came on. After hesitation rpms go up it runs good. Code is # 2 cylinder misfire. I have changed plugs, ignition coil and ran seaform into vacuum line and tank. Still no change. Could that 1 injector be clogged.

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Intrepid :: 2001 SE - Misfire In Cylinder 4 (Code P0304)

Have '01 SE. yesterday I got a misfire in cylinder 4 (code P0304) the service light blinked on and off 3 to 4 times than stayed solid. changed plugs and boots about 1 to 2 months ago, didn't change coils and they r not in the best shape but didn't have money to replace at time. So I replaced the coil for #4 and it still runs rough with code, plug has some ware but looks fine.

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Golf IV / Jetta IV :: 2001 1.8T - Cylinder Misfire Code

I recently changed my spark plugs + coil packs in my 01 1.8T because it read a couple cylinder misfire codes. Drove it for a few days out of curiosity plugged the code reader in again and it's still reading misfire codes. What could the issue be still?

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Santa FE SM (2001-06) :: Code P0302 Misfire In Cylinder 2

I just purchased a 2005 Santa Fe, 4WD, 2.7l..the engine has a miss...the code that came up was "misfire in #2 cylinder"..I checked the coil pack...and the wire harness just crumbled..so I replaced the coil pack...reset the code..and it was good for a couple of days...I got through inspection...today I put on the A/C..and the engine got rough..the check engine light came back on..same code..misfire in #2..I'm thinking the injector or what else could it be? plug? wire?

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