Circuit/System Verification

Ignition ON.
Verify that no DTCs are set, except DTC P0575.
- If any other DTC is set, except DTC P0575
  Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- If only DTC P0575 is set
Replace the K9 Body Control Module.
Verify DTC P0575 does not set when operating the vehicle within the Conditions for Running the DTC.
- If the DTC sets
  Replace the K20 Engine Control Module.
- If the DTC does not set
All OK.