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P0303 Diagnostic Trouble Code Discussion for December 2011

Cylinder 3 Misfire Detected


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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
2001 Nissan Maxima GLE 3.0L Poor Idle Quality, MIL Lamp on VIN: JN1CA31DX1
P0303: Cylinder 3 Misfire Detected. hi guys this car come in misfire and seems fine when cold i scan the car got code P1320 and [...] engine light doesnt come until it gets hot it also had a little exhaust smell check cat temp its fine almost same front and back by 30 degres cel i change the coi...
December 07, 2011
2004 Toyota Corolla CE 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1NXBR32E14
P0303: Cylinder 3 Misfire Detected. ... rpm and while driving has lots of power no hesitation. Had code P0031,PO134,P0300,P0301,P0302,P0303,P0304. tested o2 and found heater circuit bad replaced with factory o2 and scanner s...
December 07, 2011
2001 Kia Sportage 2.0L Misfire, MIL Lamp on VIN: KNDJB623X1
P0303: Cylinder 3 Misfire Detected. ... ever experienced! vehicle came with blown head gasket. Advised customer for engine overhaul. Car runs great when it's hot. Problem happens when it's cold and when you push on the gas,then the car stalls,gets flooded,no compression! when misfire occurs in t...
December 09, 2011
2004 Mitsubishi Lancer ES 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: JA3AJ26E24
P0303: Cylinder 3 Misfire Detected. ... this one. Vehicle towed in. Crank/No start. Diagnosed a timing belt failure. Also found valve damage. Cylinder head removed and sent out for repair/valve replacement. Head pressure tested good with new valves installed. Re-installed cylinder head, installe...
December 12, 2011
2001 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTZF17251
P0303: Cylinder 3 misfire. ... me these two codes p0303 , p0304. Funny thing is it does not give the codes at idle only when i bring the rpm's up to around 1500 rpms then i can see on the scanner's misfire parameter (yes).but there is no misfire present. I check compression and fuel dro...
December 13, 2011
2001 Kia Sportage 2.0L Misfire, MIL Lamp on VIN: KNDJB623X1
P0303: Cylinder 3 Misfire Detected. ... ever experienced! vehicle came with blown head gasket. Advised customer for engine overhaul. Car runs great when it's hot. Problem happens when it's cold and when you push on the gas,then the car stalls,gets flooded,no compression! when misfire occurs in t...
December 13, 2011
2002 Toyota Tacoma DLX 2.7L Misfire VIN: 5TEWM72N12
P0303: Cylinder 3 Misfire Detected. ... cylinders. We took the engine out and gave it to the machine shop. They replaced the head(brand new) rebuild the short block and reassemble the engine. We dropped the long block in with all new hose, plugs, fuel filter. Drove it 300 miles and the p0303 kee...
December 13, 2011
2002 Volkswagen Passat GLS 4 Motion 2.8L Misfire, MIL Lamp on VIN: WVWSH63B52
P0303: Cyl 3 misfire. Hello, having an issue with this Passat. Runs smooth at idle, only misfire under wide open throttle. It has a known good coil, I also removed the upstream o2 sensor and road tested to check for a blocked cat, it made no change. Wires are new and tested. plugs ...
December 16, 2011
2002 Toyota Corolla LE 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2T1BK12E22
P0303: Cylinder 3 Misfire Detected. ... for excessive oil consumption. We found no leaks and told customer that the engine is burning oil. The customer came back a few days later with new problems. He told us the MIL was on and the engine lacked power. We retrieved code P1349. We tested the VVT ...
December 20, 2011
1999 BMW 750iL 5.4L Misfire VIN: WBAGJ0338X
P0303: cyl 3 misfire detected. first let me say thanks to all at aitn. this is the best bunch of people i have ever asked help from. anyways this car came in for running rough when cold and coolant leak i removed intake repaired coolant leak and v/c gaskets, installed new spark plugs.checke...
December 21, 2011
2002 Toyota Corolla LE 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2T1BK12E22
P0303: Cylinder 3 Misfire Detected. ... for excessive oil consumption. We found no leaks and told customer that the engine is burning oil. The customer came back a few days later with new problems. He told us the MIL was on and the engine lacked power. We retrieved code P1349. We tested the VVT ...
December 21, 2011
2002 Volkswagen Passat GLS 4 Motion 2.8L Misfire, MIL Lamp on VIN: WVWSH63B52
P0303: Cyl 3 misfire. Hello, having an issue with this Passat. Runs smooth at idle, only misfire under wide open throttle. It has a known good coil, I also removed the upstream o2 sensor and road tested to check for a blocked cat, it made no change. Wires are new and tested. plugs ...
December 21, 2011
1998 Subaru Legacy Outback 2.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 4S3BG6853W
P0303: Cylinder 3 Misfire Detected. Help! This Subaru came in with p0301,p0303 codes, rough idle. We verified concern, tested cranking compression (175 both cylinders) running compression (110 both cylinders) swapped injectors, tried new injectors, tried new coil, plugs and wires- no change. Che...
December 22, 2011
2002 Toyota Tacoma DLX 2.7L Misfire VIN: 5TEWM72N12
P0303: Cylinder 3 Misfire Detected. ... cylinders. We took the engine out and gave it to the machine shop. They replaced the head(brand new) rebuild the short block and reassemble the engine. We dropped the long block in with all new hose, plugs, fuel filter. Drove it 300 miles and the p0303 kee...
December 23, 2011
2005 Acura MDX Touring 3.5L MIL Lamp on VIN: 2HNYD18875
P0303: Cylinder 3 Misfire Detected. thanks in advance for the help. i have this 05 acura that is being a problem. every cold start it will throw all 6 cyl missfire codes. engine runs smooth. fuel pressure stays at 60 during cold start.iv replaced plugs. checked for shorts, im at my wits with thi...
December 28, 2011
2002 Chevrolet S10 4.3L Surge, Misfire, MIL Lamp on VIN: 1GCCT19W12
P0303: Cylinder 3 Misfire Detected. ... won't go away! This S-10 has a misfire that only happens at highway speeds, under a load after the trans shifts into OD. One scan tool is pulling a P0300B and another tool is pulling a P0303. Misfire data shows that the misfire is on cyl 3. A little his...
December 29, 2011
2002 Chevrolet S10 4.3L Surge, Misfire, MIL Lamp on VIN: 1GCCT19W12
P0303: Cylinder 3 Misfire Detected. ... won't go away! This S-10 has a misfire that only happens at highway speeds, under a load after the trans shifts into OD. One scan tool is pulling a P0300B and another tool is pulling a P0303. Misfire data shows that the misfire is on cyl 3. A little his...
December 30, 2011
2001 Nissan Maxima GLE 3.0L Poor Idle Quality, MIL Lamp on VIN: JN1CA31DX1
P0303: Cylinder 3 Misfire Detected. hi guys this car come in misfire and seems fine when cold i scan the car got code P1320 and [...] engine light doesnt come until it gets hot it also had a little exhaust smell check cat temp its fine almost same front and back by 30 degres cel i change the coi...
December 07, 2011
2004 Toyota Corolla CE 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1NXBR32E14
P0303: Cylinder 3 Misfire Detected. ... rpm and while driving has lots of power no hesitation. Had code P0031,PO134,P0300,P0301,P0302,P0303,P0304. tested o2 and found heater circuit bad replaced with factory o2 and scanner s...
December 07, 2011
2001 Kia Sportage 2.0L Misfire, MIL Lamp on VIN: KNDJB623X1
P0303: Cylinder 3 Misfire Detected. ... ever experienced! vehicle came with blown head gasket. Advised customer for engine overhaul. Car runs great when it's hot. Problem happens when it's cold and when you push on the gas,then the car stalls,gets flooded,no compression! when misfire occurs in t...
December 09, 2011
2004 Mitsubishi Lancer ES 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: JA3AJ26E24
P0303: Cylinder 3 Misfire Detected. ... this one. Vehicle towed in. Crank/No start. Diagnosed a timing belt failure. Also found valve damage. Cylinder head removed and sent out for repair/valve replacement. Head pressure tested good with new valves installed. Re-installed cylinder head, installe...
December 12, 2011
2001 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTZF17251
P0303: Cylinder 3 misfire. ... me these two codes p0303 , p0304. Funny thing is it does not give the codes at idle only when i bring the rpm's up to around 1500 rpms then i can see on the scanner's misfire parameter (yes).but there is no misfire present. I check compression and fuel dro...
December 13, 2011
2001 Kia Sportage 2.0L Misfire, MIL Lamp on VIN: KNDJB623X1
P0303: Cylinder 3 Misfire Detected. ... ever experienced! vehicle came with blown head gasket. Advised customer for engine overhaul. Car runs great when it's hot. Problem happens when it's cold and when you push on the gas,then the car stalls,gets flooded,no compression! when misfire occurs in t...
December 13, 2011
2002 Toyota Tacoma DLX 2.7L Misfire VIN: 5TEWM72N12
P0303: Cylinder 3 Misfire Detected. ... cylinders. We took the engine out and gave it to the machine shop. They replaced the head(brand new) rebuild the short block and reassemble the engine. We dropped the long block in with all new hose, plugs, fuel filter. Drove it 300 miles and the p0303 kee...
December 13, 2011
2002 Volkswagen Passat GLS 4 Motion 2.8L Misfire, MIL Lamp on VIN: WVWSH63B52
P0303: Cyl 3 misfire. Hello, having an issue with this Passat. Runs smooth at idle, only misfire under wide open throttle. It has a known good coil, I also removed the upstream o2 sensor and road tested to check for a blocked cat, it made no change. Wires are new and tested. plugs ...
December 16, 2011
2002 Toyota Corolla LE 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2T1BK12E22
P0303: Cylinder 3 Misfire Detected. ... for excessive oil consumption. We found no leaks and told customer that the engine is burning oil. The customer came back a few days later with new problems. He told us the MIL was on and the engine lacked power. We retrieved code P1349. We tested the VVT ...
December 20, 2011
1999 BMW 750iL 5.4L Misfire VIN: WBAGJ0338X
P0303: cyl 3 misfire detected. first let me say thanks to all at aitn. this is the best bunch of people i have ever asked help from. anyways this car came in for running rough when cold and coolant leak i removed intake repaired coolant leak and v/c gaskets, installed new spark plugs.checke...
December 21, 2011
2002 Toyota Corolla LE 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2T1BK12E22
P0303: Cylinder 3 Misfire Detected. ... for excessive oil consumption. We found no leaks and told customer that the engine is burning oil. The customer came back a few days later with new problems. He told us the MIL was on and the engine lacked power. We retrieved code P1349. We tested the VVT ...
December 21, 2011
2002 Volkswagen Passat GLS 4 Motion 2.8L Misfire, MIL Lamp on VIN: WVWSH63B52
P0303: Cyl 3 misfire. Hello, having an issue with this Passat. Runs smooth at idle, only misfire under wide open throttle. It has a known good coil, I also removed the upstream o2 sensor and road tested to check for a blocked cat, it made no change. Wires are new and tested. plugs ...
December 21, 2011
1998 Subaru Legacy Outback 2.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 4S3BG6853W
P0303: Cylinder 3 Misfire Detected. Help! This Subaru came in with p0301,p0303 codes, rough idle. We verified concern, tested cranking compression (175 both cylinders) running compression (110 both cylinders) swapped injectors, tried new injectors, tried new coil, plugs and wires- no change. Che...
December 22, 2011
2002 Toyota Tacoma DLX 2.7L Misfire VIN: 5TEWM72N12
P0303: Cylinder 3 Misfire Detected. ... cylinders. We took the engine out and gave it to the machine shop. They replaced the head(brand new) rebuild the short block and reassemble the engine. We dropped the long block in with all new hose, plugs, fuel filter. Drove it 300 miles and the p0303 kee...
December 23, 2011
2005 Acura MDX Touring 3.5L MIL Lamp on VIN: 2HNYD18875
P0303: Cylinder 3 Misfire Detected. thanks in advance for the help. i have this 05 acura that is being a problem. every cold start it will throw all 6 cyl missfire codes. engine runs smooth. fuel pressure stays at 60 during cold start.iv replaced plugs. checked for shorts, im at my wits with thi...
December 28, 2011
2002 Chevrolet S10 4.3L Surge, Misfire, MIL Lamp on VIN: 1GCCT19W12
P0303: Cylinder 3 Misfire Detected. ... won't go away! This S-10 has a misfire that only happens at highway speeds, under a load after the trans shifts into OD. One scan tool is pulling a P0300B and another tool is pulling a P0303. Misfire data shows that the misfire is on cyl 3. A little his...
December 29, 2011
2002 Chevrolet S10 4.3L Surge, Misfire, MIL Lamp on VIN: 1GCCT19W12
P0303: Cylinder 3 Misfire Detected. ... won't go away! This S-10 has a misfire that only happens at highway speeds, under a load after the trans shifts into OD. One scan tool is pulling a P0300B and another tool is pulling a P0303. Misfire data shows that the misfire is on cyl 3. A little his...
December 30, 2011