P2279 Diagnostic Trouble Code Discussion for May 2018
Intake Air System Leak
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| Help Request | Posted | |
| 2009 Audi A4 Quattro 2.0L MIL Lamp on VIN: WAULF78K59 P2279: Intake air system leak. ... rough idle P2279. I smoked intake, valve cover, saw no leaks. Looked up related issues with this code and decided to go with a PCV/breather on top of the valve cover. I had some pretty serious vac when removing oil cap. STFT at idle is at about 0%, LTF... |
May 02, 2018 |
