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Test Description

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

  1. 6)  - This step tests for battery voltage on the signal circuits that are not required.
  2. 7)  - This step tests for no battery voltage on the required signal circuits.
  3. 8)  - If any ignition switch parameters that should be inactive in the present ignition switch position are active, 2 ignition switch signal circuits may be shorted together.
  4. 9)  - This step eliminates open circuits as the cause of the malfunction.
  5. Fig 1: Power Mode Mismatch Diagnostic Flow Chart (1 Of 3)
    G01798341Courtesy of GENERAL MOTORS CORP.
Fig 2: Power Mode Mismatch Diagnostic Flow Chart (2 Of 3)
G01798342Courtesy of GENERAL MOTORS CORP.
Fig 3: Power Mode Mismatch Diagnostic Flow Chart (3 Of 3)
G01798343Courtesy of GENERAL MOTORS CORP.