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2000 Chevrolet Venture 3.4L MIL Lamp on
Posted to GM Driveability on 10/12/2009 6 Replies

came in for mil light at idle and normal cruise the sensors work fine when you go into wide open throtle or heavy accell the voltage of both sensores drops to 50-60mv i did find that fuel pressure is about 10 psi higher than spec would this cause that and any ...

6 Replies Received (View Replies)

  Related Documents & Media  2000 Chevrolet Venture

 
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet Venture

VIN 1GNDX03E7Y
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / gas
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursWot

Trouble Codes

P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage
P0137Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet Venture

VIN 1GNDX03E7Y
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / gas
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursWot

Trouble Codes

P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage
P0137Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage