Test Description

Number(s) below refer to step number(s) on Diagnostic Chart.

1. 1. The OBD System Check prompts technician to complete some basic checks and store freeze frame and failure records data on scan tool if applicable. This creates an electronic copy of data taken when malfunction occurred. The information is then stored on scan tool for later reference.
2. 16. The replacement PCM/ECM must be reprogrammed.
3. 18. If no malfunctions have been found at this point and no additional DTCs are set, refer to "Diagnostic Aids" for additional checks and information.

Fig 1: DTC P1133: O2 Bank 1 Sensor 1 - Too Few Transitions (1 Of 3)

Courtesy of DAEWOO

Fig 2: DTC P1133: O2 Bank 1 Sensor 1 - Too Few Transitions (2 Of 3)

Courtesy of DAEWOO

Fig 3: DTC P1133: O2 Bank 1 Sensor 1 - Too Few Transitions (3 Of 3)

Courtesy of DAEWOO