FixVault

Diagnostic Test

CHECK FOR AN ACTIVE DTC 

NOTE:

Diagnose and repair any Can bus, communication or implausible signal DTCs or Speed Control Switch DTCs in the Steering Column Control Module (SCCM) before proceeding with this test.

WARNING:

Turn the ignition off disconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

WARNING:

Do not place an intact non-deployed airbag face down on a hard surface, the airbag propels into the air if accidentally deployed. Failure to follow these instructions may result in possible serious or fatal injury.

  1. Turn the ignition on.
  2. With the scan tool, read DTCs

    Does the scan tool display this DTC as active?

    Yes 

    NOTE:

    Visually and physically inspect the wiring harness between the Speed Control Switch harness connector and the SCM harness connector. Repair any damaged wires, connectors, and open/spread terminals. If harness is OK, proceed with test.

    No