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P0303 Diagnostic Trouble Code Discussion for September 2007

Cylinder 3 Misfire Detected


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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
1998 Mazda Protege DX 1.5L MIL Lamp on VIN: JM1BC141XW
P0303: Cylinder 3 Misfire Detected. ... Vehicle does not run poorly, no constant misfire. MIL light on, no codes under solus using asian specific. MIL is commanded on under data. Can only pull codes from Global OBDII. Found the two codes. PO400 EGR Flow and P0303 Cyl #3. Check plugs and wires, o...
September 04, 2007
2000 Dodge Intrepid ES 3.2L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2B3HD56J4Y
P0303: Cylinder 3 Misfire Detected. Car runs rich on right bank all the time.Sensors readings look ok.Switched o2 sensors from right bank to left bank same thing.Compression is good in all cylinders.Right side plugs sooty left side plugs clean. New plugs before we got it.If you do and injector b...
September 11, 2007
2004 Honda Accord EX 2.4L Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1HGCM72654
P0303: Cylinder 3 Misfire Detected. This vehicle came in with a shorted battery and no fuel. Misfires were rampant until battery was changed and fuel added. The only codes that were held in memory were the P0300,301,302,303,and 304. This vehicle was being driven by a step child that basically ha...
September 11, 2007
2002 Saturn Vue 3.0L Hesitation, Misfire, MIL Lamp on VIN: 5GZCZ63B92
P0303: Cylinder 3 Misfire Detected. I am losing the battle so far with this Saturn Vue! First time in it had misfires on many cylinders, both banks, ran o.k., but I could feel a miss at idle occasionally. With all the miles I opted to replace plugs and do a compression check. While the plugs wer...
September 11, 2007
1998 Ford E-150 Econoline 4.2L Misfire VIN: 1FTRE1426W
P0303: 3 cyl. misfire. Hi this truck is driving us crazy, have been driving it on and off for days with no results. Customer says he will be cruising along when van will start to feel rough and check engine light will come on. These symptoms do not last long. At this point all three...
September 13, 2007
2000 Mitsubishi Galant DE 2.4L Misfire VIN: 4A1AA46G6Y
P0303: Cylinder 3 Misfire Detected. Hello. I got this mitsu that will keep misfiring. it originally came in due to misfire and the check engine light was on. Found code for misfire cylinder 4. Removed the plug and found the electrode smashed and broken. Since these were the original plugs I put ...
September 17, 2007
2000 Mitsubishi Galant DE 2.4L Misfire VIN: 4A1AA46G6Y
P0303: Cylinder 3 Misfire Detected. Hello. I got this mitsu that will keep misfiring. it originally came in due to misfire and the check engine light was on. Found code for misfire cylinder 4. Removed the plug and found the electrode smashed and broken. Since these were the original plugs I put ...
September 18, 2007
1997 Subaru Legacy Outback 2.5L Poor Idle Quality, Misfire VIN: 4S3BG6852V
P0303: Cylinder 3 Misfire Detected. Ok, this one has me pulling my hair out. If what I have been told is true, I'm either the 4th or 5th shop this car has been to. It was bought at auction after the first two, and was obviously there for a reason. This is a 2.5L to 2.2L conversion, and engine ha...
September 19, 2007
1997 Subaru Legacy Outback 2.5L Poor Idle Quality, Misfire VIN: 4S3BG6852V
P0303: Cylinder 3 Misfire Detected. Ok, this one has me pulling my hair out. If what I have been told is true, I'm either the 4th or 5th shop this car has been to. It was bought at auction after the first two, and was obviously there for a reason. This is a 2.5L to 2.2L conversion, and engine ha...
September 21, 2007
2003 Volkswagen Passat GLS 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVWPD63B93
P0303: Misfire cyl 3. Hello eveyone; I got a head scratcher for me. I am getting multiple misfire codes on all cylinders. The Idle is bad and gets worse as the car warms up. The MIL flashes on idle. Once you start driving it will stumble a little but straighten out and drive fine u...
September 21, 2007
1996 Jaguar XJ6 4.0L Poor Idle Quality, Cuts out, Misfire VIN: SAJHX1741T
P0303: misfire 3 cylinder. Jag techs,I need your help.This car was towed in and only running on 3 cylinders.The problem is I do not have any fire on cylinders 1,2,3 no coil driver from ECU,verified using lab scope.Checked ECU from a known good car,no change.Also swapped all coils just i...
September 25, 2007
2003 Volkswagen Passat GLS 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVWPD63B93
P0303: Misfire cyl 3. Hello eveyone; I got a head scratcher for me. I am getting multiple misfire codes on all cylinders. The Idle is bad and gets worse as the car warms up. The MIL flashes on idle. Once you start driving it will stumble a little but straighten out and drive fine u...
September 27, 2007
1998 Mazda Protege DX 1.5L MIL Lamp on VIN: JM1BC141XW
P0303: Cylinder 3 Misfire Detected. ... Vehicle does not run poorly, no constant misfire. MIL light on, no codes under solus using asian specific. MIL is commanded on under data. Can only pull codes from Global OBDII. Found the two codes. PO400 EGR Flow and P0303 Cyl #3. Check plugs and wires, o...
September 04, 2007
2000 Dodge Intrepid ES 3.2L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2B3HD56J4Y
P0303: Cylinder 3 Misfire Detected. Car runs rich on right bank all the time.Sensors readings look ok.Switched o2 sensors from right bank to left bank same thing.Compression is good in all cylinders.Right side plugs sooty left side plugs clean. New plugs before we got it.If you do and injector b...
September 11, 2007
2004 Honda Accord EX 2.4L Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1HGCM72654
P0303: Cylinder 3 Misfire Detected. This vehicle came in with a shorted battery and no fuel. Misfires were rampant until battery was changed and fuel added. The only codes that were held in memory were the P0300,301,302,303,and 304. This vehicle was being driven by a step child that basically ha...
September 11, 2007
2002 Saturn Vue 3.0L Hesitation, Misfire, MIL Lamp on VIN: 5GZCZ63B92
P0303: Cylinder 3 Misfire Detected. I am losing the battle so far with this Saturn Vue! First time in it had misfires on many cylinders, both banks, ran o.k., but I could feel a miss at idle occasionally. With all the miles I opted to replace plugs and do a compression check. While the plugs wer...
September 11, 2007
1998 Ford E-150 Econoline 4.2L Misfire VIN: 1FTRE1426W
P0303: 3 cyl. misfire. Hi this truck is driving us crazy, have been driving it on and off for days with no results. Customer says he will be cruising along when van will start to feel rough and check engine light will come on. These symptoms do not last long. At this point all three...
September 13, 2007
2000 Mitsubishi Galant DE 2.4L Misfire VIN: 4A1AA46G6Y
P0303: Cylinder 3 Misfire Detected. Hello. I got this mitsu that will keep misfiring. it originally came in due to misfire and the check engine light was on. Found code for misfire cylinder 4. Removed the plug and found the electrode smashed and broken. Since these were the original plugs I put ...
September 17, 2007
2000 Mitsubishi Galant DE 2.4L Misfire VIN: 4A1AA46G6Y
P0303: Cylinder 3 Misfire Detected. Hello. I got this mitsu that will keep misfiring. it originally came in due to misfire and the check engine light was on. Found code for misfire cylinder 4. Removed the plug and found the electrode smashed and broken. Since these were the original plugs I put ...
September 18, 2007
1997 Subaru Legacy Outback 2.5L Poor Idle Quality, Misfire VIN: 4S3BG6852V
P0303: Cylinder 3 Misfire Detected. Ok, this one has me pulling my hair out. If what I have been told is true, I'm either the 4th or 5th shop this car has been to. It was bought at auction after the first two, and was obviously there for a reason. This is a 2.5L to 2.2L conversion, and engine ha...
September 19, 2007
1997 Subaru Legacy Outback 2.5L Poor Idle Quality, Misfire VIN: 4S3BG6852V
P0303: Cylinder 3 Misfire Detected. Ok, this one has me pulling my hair out. If what I have been told is true, I'm either the 4th or 5th shop this car has been to. It was bought at auction after the first two, and was obviously there for a reason. This is a 2.5L to 2.2L conversion, and engine ha...
September 21, 2007
2003 Volkswagen Passat GLS 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVWPD63B93
P0303: Misfire cyl 3. Hello eveyone; I got a head scratcher for me. I am getting multiple misfire codes on all cylinders. The Idle is bad and gets worse as the car warms up. The MIL flashes on idle. Once you start driving it will stumble a little but straighten out and drive fine u...
September 21, 2007
1996 Jaguar XJ6 4.0L Poor Idle Quality, Cuts out, Misfire VIN: SAJHX1741T
P0303: misfire 3 cylinder. Jag techs,I need your help.This car was towed in and only running on 3 cylinders.The problem is I do not have any fire on cylinders 1,2,3 no coil driver from ECU,verified using lab scope.Checked ECU from a known good car,no change.Also swapped all coils just i...
September 25, 2007
2003 Volkswagen Passat GLS 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVWPD63B93
P0303: Misfire cyl 3. Hello eveyone; I got a head scratcher for me. I am getting multiple misfire codes on all cylinders. The Idle is bad and gets worse as the car warms up. The MIL flashes on idle. Once you start driving it will stumble a little but straighten out and drive fine u...
September 27, 2007