P2279 Diagnostic Trouble Code Discussion for February 2010
Intake Air System Leak
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Help Request | Posted | |
2005 Volkswagen Jetta 2.5 2.5L Misfire, MIL Lamp on VIN: 3VWSF71K15 P2279: leak in air intake system. Vehicle misfires. Scoped injector and coils-ok. Scoped maf sensor-ok. LTFT -3.5%. Sprayed with gum cutter. No vacuum leaks. Excessive vacuum from filler cap and dipstick tube. Replace vc for possible torn crankcase ventilation diaphram. No change in the way th... |
February 04, 2010 |