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2001 Volkswagen Passat GLS 1.8L Poor Idle Quality, Surge
Posted to European Driveability on 3/7/2010 12 Replies

Came in with rough/surging idle, check engine light on, and higher speed surge (3000rpm) Check for vacuum leaks (smoked through fuel pressre regulator vaccum port and plugged intake hose before t body)No vacuum leaks found. Test maf with lab scope. Determined ...

FIX posted 3/9/2010

12 Replies Received (View Replies)

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car Vehicle Data

2001 Volkswagen Passat GLS

VIN WVWAC63B11
Engine1.8 L / 4 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge
OccursAlways

Trouble Codes

P0102Mass Airflow Sensor Circuit Low Voltage
P1103Mass Airflow Sensor Signal Higher Than Expected
P1128MAP Sensor Signal Lower Than Expected