P0303 Diagnostic Trouble Code Discussion for October 2019
Cylinder 3 Misfire Detected
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| Help Request | Posted | |
| 2009 Subaru Outback 2.5i Limited 2.5L MIL Lamp on, P0301 & p0303 VIN: 4S4BP61C89 P0303: Misfire Cyl 3. ... and codes P0301 & P0303. Inspected the spark plugs and found there were worn Bosch spark plugs installed. Found the ignition cables appeared original. Replaced the spark plugs and ignition cables with NGK. Cleared the codes and test drove, ran ok. ... |
October 01, 2019 | |
| 2009 Subaru Outback 2.5i Limited 2.5L MIL Lamp on, P0301 & p0303 VIN: 4S4BP61C89 P0303: Misfire Cyl 3. ... and codes P0301 & P0303. Inspected the spark plugs and found there were worn Bosch spark plugs installed. Found the ignition cables appeared original. Replaced the spark plugs and ignition cables with NGK. Cleared the codes and test drove, ran ok. ... |
October 02, 2019 | |
| 2013 Hyundai Genesis Coupe 3.8 Grand Touring 3.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: KMHHU6KJ7D P0303: Cylinder 3 misfire. Car has misfires on all cylinders on bank 1. I have verified that it isnt a clogged converter. Also swapped coils and spark plugs with no change. I notice on live data that the injector pulse width is slightly lower on those cylinders. I also notice that t... |
October 11, 2019 | |
| 2006 Acura TL 3.2L Poor Idle Quality VIN: 19UUA662X6 P0303: Cylinder 3 Misfire Detected. Customer states driving car and engine died while driving, Let vehicle sit a while and started and running very rough. Brought to 2 other shops for testing. Other shop replaced all motor and transmission mounts. Other shop check timing, injectors, comp. te... |
October 13, 2019 | |
| 1999 Mitsubishi Eclipse RS 2.0L MIL Lamp on VIN: 4A3AK34Y7X P0303: Cylinder 3 Misfire Detected. Having a heck of a time with this one, have replaced every possible part...definitely in need of help |
October 17, 2019 |
