i have a 2003 crown victoria ford and my lights all went out and the horn honks by itself, is it the wiring?
Feb 24, 2011 at 5:02 PM
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BMRFIXIT
✓Experienced Mechanic
19,053 POSTS
Test battery and inspect terminals if low charge
low battery will activate alarm system and horn
Also inspect fuses and relay
Feb 24, 2011 at 6:18 PM
MJR346
✓Experienced Mechanic
132 POSTS
if headlights go out..be prepared for about a $500+ bill for a device called a lighting control module.. this powers the headlights and is known to go out