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P0303 Diagnostic Trouble Code Discussion for November 2005

Cylinder 3 Misfire Detected

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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
1997 Lexus ES300 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: JT8BF22G8V
P0303: Cylinder 3 Misfire Detected. Customer brought vehicle in for a maintenance timing belt and water pump. After completion vehicle was test driven and returned to customer. The customer returned 2 days later complaining of a check engine light. Codes were pulled and sure enough all the cylin...
November 01, 2005
2002 Acura MDX Touring 3.5L Misfire, MIL Lamp on VIN: 2HNYD186X2
P0303: Cylinder 3 Misfire Detected. Good evening, The customer complaint is intermittant misfire, mostly in the AM, pointing downhiil in his steep driveway. When it happens, the MIL and VTM lights come on, and multiple codes set.(see code descriptions) We have not been able to experience this ye...
November 03, 2005
1997 Subaru Legacy Outback 2.5L Misfire VIN: 4S3BG6856V
P0303: Cylinder 3 Misfire Detected. This monster keeps coming back with missfire codes. At first it was #3-4, I disregaurded because of both head gaskets leaking. A week later the car returned with #1-2 missfire, customer says car runs smoother than ever, no fault found. Installed a test coil, 2...
November 03, 2005
1998 Volvo S70 2.4L Misfire VIN: YV1LS5574W
P0303: missfire cycle 3// fet 453. we had reset the engine light last week after minor tune up. car came back in next day with engine light on again. many codes present but no drivabilty complaints. customer says idles a bit rough somtimes. we are wondering if the maf sensor could be our proble...
November 08, 2005
1998 Chevrolet C1500 Cheyenne 5.7L MIL Lamp on VIN: ZGCK19R8W1
P0303: Cylinder 3 Misfire Detected. truck came into shop with p0303 and p0338, definite miss at cyl #3, owner had replace plugs, wires, cap and rotor, oxygen sensors, all seem to be working normally. found plenum o-ring damaged, and replaced it, also replaced #3 injector, still has miss, checked...
November 09, 2005
1996 Saturn SL2 1.9L MIL Lamp on VIN: 1G8ZK5279T
P0303: Cylinder 3 Misfire Detected. ... which failed Emissions OBDII test. It came to the shop and I found the missfire codes P0300 and P0303. I found the #3 spark plug tube full of oil. Replaced wires and plugs. When I erased the DTC memory, now the service light went on. Is this light the same...
November 14, 2005
2000 Chevrolet Metro LSi 1.3L Misfire, MIL Lamp on VIN: 2C1MR5222Y
P0303: cylinder 3 misfire. has intermittent misfire,p0303,cyl.3 misfire. #3 wire was rusted at plug, clean plug and replace wires,still#3 misfire,swap 1and3 plugs,still#3 misfire,swap 1-4 and 2-3 coils still #3 misfire.swap #3and #4 injectors,still #3 misfire,check injector pattern , ok...
November 25, 2005
2000 Kia Sportage 2.0L Misfire VIN: KNDJA7231Y
P0303: Cylinder 3 Misfire Detected. This vehicle misfires about every 5 to 10 seconds after warm up when it is idling. You do not notice it much on the highway. When it first came in we pulled the # 3 cylinder misfire code and proceeded with the basic plug replacement. This did not cure the prob...
November 30, 2005