Expedition 2WD V8-281 4.6L SOHC (1998)
1. Measure the resistance between the multi-function switch terminals.
2. If the resistances are as specified, multi-function switch is OK. RETURN the multi-function switch to the vehicle. TEST the system for normal
operation.
If the resistances are not as specified. REPLACE the multi-function switch. TEST the system for normal operation.
