× 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
1999 Volkswagen Jetta GL 2.0L MIL Lamp on
Posted to European Driveability on 1/14/2003 9 Replies

This car sets three codes intermittently after a long drive-one for long term fuel trim [too lean] and two for knock sensor signal too low. The car runs great. Checked for vac. leaks and found none. Fuel pressure looks normal. Monitored the oxygen sensors and ...

9 Replies Received (View Replies)

  Related Documents & Media  1999 Volkswagen Jetta GL

 
Message Closed w/FIX

car Vehicle Data

1999 Volkswagen Jetta GL

VIN 3VWSC24M0X
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / motronic
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCruise

Trouble Codes

00524knock sensor 1-g61-signal too low-intermittent
00540knock sensor 2-g66-signal too low-intermittent
17536b1-long term fuel trim-too lean
Message Closed w/FIX

car Vehicle Data

1999 Volkswagen Jetta GL

VIN 3VWSC24M0X
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / motronic
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCruise

Trouble Codes

00524knock sensor 1-g61-signal too low-intermittent
00540knock sensor 2-g66-signal too low-intermittent
17536b1-long term fuel trim-too lean