P0300 Diagnostic Trouble Code Discussion for December 2025
Multiple Misfire Detected
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| Help Request | Posted | |
| 2018 Volkswagen Atlas SE 3.6L Misfire VIN: 1V2DR2CA4J P0300: Random/multiple misfire. Vehicle came in with misfire codes on at least 3 cylinders, cleared and ran well, replaced spark plugs and coils. ran well, Then the next morning started and ran very bad with misfire codes, mostly #6. Every time we delete codes after cold start it clears ... |
December 16, 2025 | |
| 2017 Honda Pilot EX-L 3.5L Misfire, MIL Lamp on VIN: 5FNYF6H55H P0300: Random misfire. Vehicle came in with bank 2 misfire codes and P219B air fuel ratio variation of cylinder (bank 2). The vehicle already had a catalyst code for bank 2. Cat and oxygen sensors were replaced at that time along with the valve adjustment and spark plugs. Vehicl... |
December 17, 2025 |
