DTC P0135: O2 Sensor 1/1 Heater Failure, DTC P0141: O2 Sensor 1/2 Heater Failure, DTC P0155: O2 Sensor 2/1 Heater Failure, DTC P0161: O2 Sensor 2/2 Heater Failure: Testing

Fig 1: Testing: DTC P0135: O2 Sensor 1/1 Heater Failure (1 Of 2)

Courtesy of DAIMLERCHRYSLER CORP.

Fig 2: Testing: DTC P0135: O2 Sensor 1/1 Heater Failure (2 Of 2)

Courtesy of DAIMLERCHRYSLER CORP.