P0300 on the 2008 Audi RS 4
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| TSB-24-10-58 | 2011-03-21. Service bulletin. AUDI: ECM UPDATE COLD START MISFIRE. THIS RVU HAS BEEN PROACTIVELY RELEASED TO PREVENT THE FOLLOWING CONDITION FROM OCCURRING IN THE VEHICLE-MIL ON; DTC STORED; ENGINE RUNS ROUGH (MISFIRES) AFTER COLD START; DTCS ARE LOGGED IN THE MEMORY OF THE ECM: DTC P0300-P0308 (MISFIRE). THIS CONDITION WILL NOT CAUSE STALLING OR DRIVABILITY CONCERNS. *PE |
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| TSB-01-10-13 | 2011-02-12. Service bulletin. AUDI: MIL ON; ROUGH IDLE; ONE OR MORE OF THE FOLLOWING DTCS ARE STORED-DTC P0300 (RANDOM/MULTIPLE CYLINDER MISFIRE DETECTED); DTC P0301-0312 (CYL. 1 MISFIRE DETECTED-CYL.12 MISFIRE DETECTED); ENGINE MAY HAVE REDUCED PERFORMANCE WITHOUT SIGNIFICANT LOSS OF POWER OR STALLING. *PE |
| TSB-01-10-09 | 2011-02-12. Service bulletin. AUDI: MIL ON; ROUGH IDLE, ONE OR MORE OF THE FOLLOWING DTCS ARE STORED-DTC P0300 RANDOM/MULTIPLE CYLINER MISFIRE DETECTED; DTC P0301-0312 (CYL. 1 MISFIRE DETECTED-CYL. 12 MISFIRE DETECTED); ENGINE MAY HAVE REDUCED PERFORMANCE WITHOUT SIGNIFICANT LOSS OF POWER OR STALLING. *PE |
3 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.