Test Description

The numbers below refer to the step numbers on the diagnostic table.

1. 2. This step determines if DTC P0122 is the result of a hard failure or an intermittent condition.
2. 4. This step checks the PCM and wiring.

Fig 1: DTC P0122 (Steps 1-3)

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC P0122 (Steps 4-14)

Courtesy of GENERAL MOTORS CORP.