P0135 Diagnostic Trouble Code Discussion for January 2013
Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Performance
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| Help Request | Posted | |
| 2003 Chevrolet Express 3500 6.0L MIL Lamp on VIN: 1GBJG31U33 P0135: Heated Oxygen Sensor (Bank 1 Sensor 1) Heater control circuit Malfunction. viehicle came in because could not smog and has o2 heater codes i have never seen 3 heater circuits non opperational all have 12 volt reff for heaters but computer does not pulse heaters when ennabled have done bentch test and the heater circuit opperates on t... |
January 28, 2013 |
