# P0300 on the 2015 Audi S8

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.

## Bulletins for this model year that name P0300

- [11012476](https://open.wenmarpro.com/bulletins/11012476), 2025-01-07: This bulletin provides information when the MIL is on; DTCs for misfire, air/fuel ratio imbalance, or lean fuel system stored in the ECM P030000.
- [10123591](https://open.wenmarpro.com/bulletins/10123591), 2017-11-17: 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 cold start. Excessive engine cranking time. Hesitations while driving. Rough engine idle. Reduced engine performance. Poor fuel economy. Conditions may be severe enough to illuminate the MIL in conjunction with storage of DTCs for misfire \(example: P0300, P030x\) and / or lean fuel system \(example: P0171, P0174, P1128, P1130, P1136, P1138\) in the engine control module \(ECM\). Condition may be caused by use of contaminated gasoline. Condition may be caused by use of gasoline with a low content of deposit control additives.