P0304 Diagnostic Trouble Code Discussion for June 2023
Cylinder 4 Misfire Detected
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| Help Request | Posted | |
| 2017 Volvo S60 T5 Inscription 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: LYV402HK1H P0304: cylinder 4 misfire. On cold start-up, motor runs slightly uneven for about 5 seconds then smooths out promptly.Does not appear to be actually misfiring. While in the first 5 seconds, misfires will count up to 110 on cylinder 4 and 33 on cylinder 1. After that no more misfires... |
June 27, 2023 |
