P0300 · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
AUDI
Reported code forms P0300
Supersedes Technical Service Bulletin Group 00 number 10-01 dated February 5, 2010. Excessive accumulation of deposits on intake valves, intake manifold, fuel injectors and combustion chambers. Engine runs rough after…
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AUDI
Reported code forms P0300
AUDI: ONE OR MORE OF THE FOLLOWING DTCS ARE STORED WITHIN FIRST 60 SECONDS, WHEN COOLANT TEMPERATURE IS BETWEEN 10-39%C ACCORDING TO FREEZE FRAME DATA: DTC P0300 (RANDOM/MULTIPLE CYLINDER MISFIRE DETECTED); DTC…
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AUDI
Reported code forms P0300
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…
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AUDI
Reported code forms P0300
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…
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AUDI
Reported code forms P0300
AUDI: DURING THE COLD START PHASE OF THE ENGINE, THE ENGINE MAY RUN ROUGH. MISFIRE DTCS (P0300, P0301, P0302, P0303, P0304, P0305 OR P0306) MAY BE STORED IN THE ECM. SOFTWARE UPDATE MAY BE NECESSARY. UPDATE SOFTWARE IN…
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AUDI
Reported code forms P0300
AUDI: MIL ON, ENGINE SPEED SENSOR SPACER NOT REQUIRED (DTC P0300, P0335, P0336, P0321, P0322). MULTIPLE MISFIRES DETECTED ON ONE OR MORE CYLINDERS; MALFUNCTION INDICATOR LIGHT (MIL) MAY BE ON OR FLASHING. *PE
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AUDI
Reported code forms P0300
MIL ON, ENGINE SPEED SENSOR SPACER NOT REQUIRED (DTC P0300, P0335, P0336, P0321, P0322). *NJ
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