Diagnostic Procedures

WARNING: This page is about a different car, the 2003 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: DTC P0036: HO2S Heater Control Circuit - Sensor 2 (Steps 1-4)

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC P0036: HO2S Heater Control Circuit - Sensor 2 (Steps 5-15)

Courtesy of GENERAL MOTORS CORP.