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2001 Volkswagen Jetta GL 2.0L Excessive Emissions, MIL Lamp on
Posted to European Driveability on 1/14/2010 10 Replies

We have this 01 Jetta that failed the emissions test for high HC's and high NOx ( NOx over 3000ppm ). There were 10 codes in the PCM. Cleared the PCM and no codes have returned, yet. Using the lamda calculator, the air/fuel ratio is over 17 : 1. The B1S1 O2 se...

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Message Closed w/FIX

car Vehicle Data

2001 Volkswagen Jetta GL

VIN 3VWRK69MX1
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, MIL Lamp On
OccursAlways
Message Closed w/FIX

car Vehicle Data

2001 Volkswagen Jetta GL

VIN 3VWRK69MX1
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, MIL Lamp On
OccursAlways