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1996 Pontiac Bonneville SE 3.8L MIL Lamp on
Posted to GM Driveability on 9/3/2002 7 Replies

will not pass emissions test because Mil lite on... rear o2 readings stay at .445-450 volts. power and grounds check out good. also has new convertor installed (somewhere else). Also.. wiring harness (from o2 sensor connector to main harness) has been spliced ...

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  Related Documents & Media  1996 Pontiac Bonneville SE

 
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car Vehicle Data

1996 Pontiac Bonneville SE

VIN 1G2HX52K5T
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursNot Applicable

Trouble Codes

P0140Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity Detected
Message Closed

car Vehicle Data

1996 Pontiac Bonneville SE

VIN 1G2HX52K5T
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursNot Applicable

Trouble Codes

P0140Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity Detected