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Home >> Ford >> 2000 >> Excursion 7.3 F, 4WD >> Repair and Diagnosis >> Accessories & Equipment >> Steering Column Switches - Excursion & F250-F550 Super Duty >> System Tests >> Notes

System Tests: Notes

CAUTION: When battery is disconnected, vehicle computer and memory system may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See appropriate COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.
SYMPTOM INDEX

Symptom Perform Test
No Communication With Generic Electronic Module A 
Ignition Switch Inoperative C 
No Power In ACC Position D 
No Power In RUN Position E 
No Power In START Position F 
Multifunction/Hazard Switch Does Not Operate Correctly (1)
(1) Test multifunction switch. See MULTIFUNCTION SWITCH  under COMPONENT TESTS.