Ford F-150 (2004-2008) :: Code P0308 Read Out Misfire On Cylinder 8

Started as I was warming up the truck,a slight vibration/shudder. First thing that came to mind was F150. Torqued words of wisdom that it might come back, I had a p0301 before. Had no CEL, so decided to drive it to see if it got worse. Turned onto the main road and on came the CEL. Pulled into my FORD dealer, told him about my problem. Code P0308 misfire on #8cylinder was the read out, COP was done and the plug. 40 min of labor. She's even quieter than when #1 got changed.

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Ford 7.3L Power Stroke (1999-2003) :: P0308 Fault Code / Misfire Detected On Cylinder 8

New to diesel trucks and wondered if this recurring code is a serious problem. I clear DTC and truck will run fine. Might stay off for 2 days or 2 months and same code comes back. Truck seems to run just fine even with service light on.

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Lexus SC430 :: Code P0308 Because Vacuum Line Disconnected?

Lately I have been working a lot with my cold air intake. One of the vacuum lines keeps popping off. Today I got a check engine light and VSC and VSC off light. Is that due to the tough idle caused by the disconnected vacuum line. I erased the code and so far it has not returned.

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Ford F-150 - 1997-2003 :: P0308 Cylinder 8 Misfire Detected

Where do I start? Pull the coil?

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S-10 :: 98 Chevy ODB Error Code P0304 / Cylinder 4 Misfire

I left my chevy s-10 truck sitting over the christmas (23/24/25) and it was really cold outside and when i got back i started getting a P0304 (Cylinder 4 Misfire). I replaced the spark plugs and spark plug wires. May be the cold would cause this to happen? I think I've noticed the trucks fuels efficiency drop over the past month). May be the fuel injector(s)? Is the s-10 TBI or does it have fuel injectors for each cylinder?

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Prius (2004-09) :: Number 1 Cylinder Misfire - Error Code P0301

So I dropped my prius off to get looked at for error code p0301 number 1 cylinder missfire. They ruled out Spark plugs, coils and fuel injector. What else is ther? Also could it be the battery or even gas?

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Chrysler - Ptcruiser :: P0304 Error Code - Cylinder Number Four Misfire

2006 PT Cruiser Touring Ed. The engine light came on 2 days ago, had it looked at today and the error code p0304 "cylinder number four misfire" was diagnosed. What causes that and what would need to be done to fix that problem?

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Passat (B6) :: Error Code P0302 / Misfire In Cylinder 2 - Oil On Spark Plug

Getting error code p0302, misfire in 2, pulled the plug and had oil on the treads and on the lower part. My guess is the valve cover gasket, but I'm not 100 percent sure.

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Ford/Mustang :: 1997 - Getting Error Code P0304 / Cylinder 4 Misfire

1997 Ford Mustang 4.6L EFI engine with 67K miles. The engine is actually now in a Factory Five Roadster. It sat on a stand for 5 years but runs well now with the exception of the code. I keep getting a code P0304 (cylinder 4 misfire) and I've checked the plug - the code seems accurate; it is misfiring.

Things I've tried:

1)swapped plugs,
2)this is a dual coil engine so I've swapped coils,
3)the #4 plug is the longest sparkplug wire so I've gotten high-performance wires,
4)heavily grounded the AL head,
5)put dielectric grease on the plug,

Still, ONLY cylinder 4 gives the misfire.

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Passat (B5) :: Error Code 16684 And 16686 - Random / Multiple Cylinder Misfire

I was driving along and the engine started missing really bad. The whole car was bouncing around. At first I thought I had a flat, but when I stopped I noticed it was the engine. I checked the error codes and got 16684 and 16686 --- Random/Multiple Cylinder Misfire.

I had a problem recently with the vacuum hose broken and was causing an error code. Replace the hoses and it has been fine. Checked to make sure that the hoses were secure and they are fine. Doesn't seem to me to be related. So many problems for a car with 57,500 miles

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Lexus SC430 :: Error 3 Code Fixed And Now Can't Load CDs?

So yesterday I had Error 3 code display on my cd player and after messing around with the device i was able to get it to eject all the cds. Thinking all was well, i tried to load one cd and it won't even respond to me pushing on the button. There is no noise or error code coming from the unit. Whats going on here?

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Lexus ES 2007-12 :: Random / Multiple Cylinder Misfire Detected - Error Codes On ES350

So on monday the following error codes appeared on my car. What needs to be replaced off the error codes?

P0300Random/Multiple Cylinder Misfire Detected2014-02-04 13:48:29
P0301Cylinder 1 Misfire Detected2014-02-04 13:48:29
P2030No Description Available2014-02-04 13:48:29
P3030No Description Available2014-02-04 13:48:29
C0033No Description Available2014-02-04 13:48:29
P0603Internal Control Module Keep Alive Memory (KAM) Error2014-02-04 13:48:29
C1400No Description Available2014-02-04 13:48:29

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Lexus RX 2004-09 :: P0355 Error Code And Potential Misfire Codes On All Cylinders

I am getting P0355 error code and potential misfire codes on all cylinders. Engine light and VSC stays on now. Idle is unstable and power is a little jerky at times. I bought a Denso direct ignition coil to replace, however, Cyl 5 looks difficult to access.

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Lexus RX 2004-09 :: Code P0303 Misfire On Cylinder 3 - Already Swapped Coils

Code: P0303 Misfire on cylinder #3.

Swapped coil from cylinder #3 to cylinder #6 and fuel injector from #3 to #2.

Shows misfire is still on #3. Plug looks normal tan brown.

#3 is the middle cylinder closest to the firewall I take it.

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Accent MC (2006-11) :: Several Error Codes - Cylinder 3 Misfire

My 2011 Accent's engine light came on recently. The mechanic said it was a cylinder 3 misfire and recommend changing the spark plug and coil pack for that cylinder. We did that over the weekend. Now the light is back on and has read 5 codes in the past 12 hours (4 at one time). They are P0303, P0304, P0003, P0403, and P0100. I have looked the codes up and can't discern if any could be caused by one main issue. About a month ago it read a code for the oxy sensor, but it went away and never came back.

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Prius (2001-03) :: Cylinder Misfire P0300 - Error Has Been Occurring Almost Daily

General misfire when the engine light comes on. This error has been occurring almost daily, sometimes it pins it down to cylinder 3. My wife's nephew who is a mechanic says it could be the sensor, but I have only been getting around 30 mpg though the car seems to run alright. I did go ahead and get the plugs replaced, as I was told it could be a bad plug but the error light still comes on as before and the mileage appears no better. What could this be? I am retired on fixed income and dread the very idea of an expensive diagnostic & repair session with a dealer service. Their solution for about everything wrong has been to replace the gas tank (three times already in the life of the car). Last time that did not fix what was going on with the car..

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Golf VI R :: Engine Error Codes - Random / Multiple Cylinder Misfire Detected

I recently found these codes. My car is APR 1+. The car seems to run fine so I'm not sure what is going on. I changed the plugs at ~60K miles and now have 72K miles.

Address 01: Engine (CRZ) Labels: 06F-907-115-CDL.clb
Part No SW: 5K0 907 115 M HW: 8P0 907 115 B
Component: 2.0l R4/4V TFSI 0020
Revision: 5BH20--- Serial number:
Coding: 0403010A180F0160

[Code] ....

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Jeep - Liberty :: Idling Rough With No Error Codes - Multiple Cylinder Misfire

ODB2 Code: P0300 - Multiple Miss-fire

I have an issue with my Jeep Liberty. It started idling rough with no error codes. about a week later it through the Multiple misfire code. I started by replacing the spark plugs. The old ones were from 20K miles ago and still looked good. Replaced them anyway. I still had the code. I put K44 fuel injector cleaner into the tank and drove it home (2 miles.) The next morning I started it and went in side because I had forgotten something. I came out to extremely thick black smoke. It went away after about 2 minutes, the computer code cleared, and the engine idled perfectly. About 2000 miles later the car is once again idling poorly. I added K44 again and for that tank of gas it ran fine, no code. Once new gas was added it threw the same error code and idles very roughly.

So here are some basic info pieces:

1. 8 tanks of gas from 8 different locations.
2. Adding K44 has shown a direct improvement both times, but more significant the 1st time.
3. New spark plugs
4. New coil packs
5. 2005 Jeep Liberty - 3.7L V6 at 99,872 miles
6. Hopefully unrelated is that the car has a small radiator fluid leak I haven't found. It requires 1/2 gallon every 2K miles or so.

There is no knocking sound, it just sounds like there isn't enough gas. Car responds fine to accelerator. Above 10mph car seems to drive smoothly.

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Passat (B5) :: Car Has Misfire And Code On The Cylinder

I am having a misfire code on the #1 cylinder. Its not bad but I really want to nip it in the butt before it goes out completely. I was told to try and get some of the older style coilpacks that bolt on and go with them. Can I put them on my 03 passat 1.8t.

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