
1999 Chevrolet Silverado 1500 5.3L MIL Lamp on
When we still had the same readings of low voltage at the rear O2s I unplugged the conector at the O2 and checked pins. The sensor wire (purple) and the tan wire which is grounded in the sensor both have 5 volt on them. We replaced the computer with a new one ...
FIX posted 10/25/2006
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Message Closed
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VIN | 1GCEK14T7X |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Misc. | 4X4 |
Trouble Codes
P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage |
Message Closed
Vehicle Data
1999 Chevrolet Silverado 1500
VIN | 1GCEK14T7X |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Misc. | 4X4 |
Trouble Codes
P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage |