Pinpoint Test B: All Dimmable Switch Illumination Is Inoperative: Notes
Refer to OEM WIRING DIAGRAMS.
For Expedition, refer to OEM WIRING DIAGRAMS - INSTRUMENT CLUSTER, for addition information.
For Navigator, refer to OEM WIRING DIAGRAMS - INSTRUMENT CLUSTER, for addition information.
NOTE:
This symptom also diagnoses the auxiliary climate control assembly for Navigator.