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Headlights randomly turn off


CrownVic03
02-11-2011, 05:34 AM
I noticed in the past month that my headlights randomly turned off for 15 seconds. This happened 3 times in the month. Its both of them and when I try to turn it on and off it will not work. I even tried to set it on the auto on option (all the way to left on 03 Vics)

Anyone know what this could be?

reddcad
03-17-2011, 08:15 PM
This is typical on Crown Victoria 03-04 .
it is the headlight power unit going bad $339.00 from FORD.

Stick462
03-18-2011, 07:41 AM
LCM is failing and needs to be replaced or repaired .Type in your explorer search ( light control modul repair) and fix it your self .LCM is just above your gas pedal >>>>>>>>>>black box with wires coming out of it.

Stale Trooper
09-03-2011, 09:38 PM
I had the same problem develop in my '99 CVPI. I started counting pennies for the LCM &/or Headlight relay. Then one day it wouldn't start at all. I discovered the stock (@ 232K mi), positive battery terminal clamp was badly corroded, and nearly eaten in two. A new REAL TYPE battery clamp from Wally World ($1.59) fixed both problems! I have a new clamp for the negative post for when I get time to change it too.

olopezm
09-04-2011, 12:55 AM
+1 on the battery before spending big money on an LCM.

I had the same problem in my Town Car and turned out to be a deffective battery.

You can have yours tested at most autoparts stores.

Oscar.

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