Circuit/System Verification
- Connect a test lamp between the trailer backup lamp Fuse F30RA and ground, ignition ON/vehicle in service mode.
- Verify the test lamp turns ON and OFF when commanding the Trailer Backup Lamp ON and OFF with a scan tool.
- If the test lamp does not turn ON and OFF
Refer to Circuit/System Testing
- Go to next step: If the test lamp turns ON and OFF
- If the test lamp does not turn ON and OFF
- A fault is not currently present and may be an intermittent condition.
NOTE:
Scan tool control functions can be found under the K219 Lighting Control Module.