× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2001 Volkswagen Jetta Wolfsburg Edition 1.8L MIL Lamp on
Posted to European Driveability on 5/17/2005 19 Replies

I had this car is last month with a intermittened code P172 and got that resolved with your help....a new MAS did the trick. I thought we were out of the woods (we were OK for over two weeks) until the customer came back with the MIL light on again...this time...

19 Replies Received (View Replies)

  Related Documents & Media  2001 Volkswagen Jetta Wolfsburg Edition

 
Message Closed w/FIX

car Vehicle Data

2001 Volkswagen Jetta Wolfsburg Edition

VIN 3VWPD69M71
Engine1.8 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed w/FIX

car Vehicle Data

2001 Volkswagen Jetta Wolfsburg Edition

VIN 3VWPD69M71
Engine1.8 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)