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Home >> Ford >> 2017 >> Expedition XL, RWD >> Repair and Diagnosis (Single Page) >> Electrical >> Gauges >> Instrument Panel And Interior Switches Illumination >> Diagnosis And Testing >> Instrument Cluster and Panel Illumination >> Pinpoint Tests >> Pinpoint Test D : The Steering Wheel Switch(Es) Illumination Is Inoperative >> Notes

Pinpoint Test D : The Steering Wheel Switch(Es) Illumination Is Inoperative: Notes

Refer to Cluster and Panel Illumination , for schematic and connector information.

Normal Operation 

When the parking lamps are on, the Body Control Module (BCM) sends voltage to the clockspring. The voltage passes through the clockspring to the steering wheel switches.

Possible Sources