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International Automotive Technicians Network
2001 Volkswagen Jetta GLS 2.0L MIL Lamp on
Posted to European Driveability on 9/25/2008 5 Replies

Help V.W. Techs! This is not a Mass air flow sensor issue!! The V.W. has a new mass air flow sensor and is setting listed codes. The fuel trim is -5 at idle and varies but mostly averages -15 at cruise and -2 at wot. The fuel pressure Vacuum line is good, thro...

5 Replies Received (View Replies)

  Related Documents & Media  2001 Volkswagen Jetta GLS

 
Message Closed w/FIX

car Vehicle Data

2001 Volkswagen Jetta GLS

VIN 3VWSK29M61
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1142Fuel Pressure Solenoid Open Circuit
P1166Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

2001 Volkswagen Jetta GLS

VIN 3VWSK29M61
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1142Fuel Pressure Solenoid Open Circuit
P1166Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction