2003 Volkswagen Passat GLS 1.8L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on
Car came in misfiring and barely running at idle. Car runs just great soon as you drive it or even if u bring revs off idle. Replaced plugs and then checked later and were fouled after not much running time at idle. LTFT 10% STFT 25% after a short 10 min drive...
FIX posted 4/8/2011
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Vehicle Data2003 Volkswagen Passat GLS
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2003 Volkswagen Passat GLS
VIN | WVWPD63B63 |
Engine | 1.8 L / 4 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Idle |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0301 | Cylinder 1 Misfire Detected |
P0302 | Cylinder 2 Misfire Detected |
P0303 | Cylinder 3 Misfire Detected |
P0304 | Cylinder 4 Misfire Detected |