P0305 Diagnostic Trouble Code Discussion for January 2026
Cylinder 5 Misfire Detected
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| Help Request | Posted | |
| 2015 Audi A6 Quattro Premium Plus 3.0L Hesitation, Misfire VIN: WAUFGAFC0F P0305: cylinder 5 misfire. Hello car came in with misfire. We started with plugs and coils. Still had same problem. Pulled the supercharger and fuel rails. Found alot of carbon build up. Had walnut blasted to take care of that. Install new oem injectors when going back together. Sti... |
January 08, 2026 | |
| 2015 Audi A6 Quattro Premium Plus 3.0L Hesitation, Misfire VIN: WAUFGAFC0F P0305: cylinder 5 misfire. Hello car came in with misfire. We started with plugs and coils. Still had same problem. Pulled the supercharger and fuel rails. Found alot of carbon build up. Had walnut blasted to take care of that. Install new oem injectors when going back together. Sti... |
January 09, 2026 |
