P2279 Diagnostic Trouble Code Discussion for April 2012
Intake Air System Leak
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| Help Request | Posted | |
| 2005 Volkswagen Jetta 2.5 2.5L Poor Idle Quality, Surge, Misfire, MIL Lamp on VIN: 3VWPF71K45 P2279: leak in air system. ran propane around intake with no result.found diagham in valve cover ruptured and replaced-made idle better.but still has small pecks idling .running down road during normal accel will surge then after 2500 rpms runs fine long term fuel trim is + or - 3 or 5%... |
April 11, 2012 |
