what are the symptom tests for 1996 thunderbird anti-theft alarm. mine randomly goes off

1996 FORD THUNDERBIRD
125,000 MILES
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GEHUNTER
  • MEMBER
  • 2 POSTS
sometimes the alarm goes off for no apparent reason
Jan 2, 2012 at 11:17 AM
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RIVERMIKERAT
  • ✓Experienced Mechanic
  • 6,106 POSTS
Use a multimeter to test the door and other switches. Check resistance of the switches while wiggling them. It shouldn't vary.

When the system resets, does it beep or chirp to inform you of the violated zone?
Jan 2, 2012 at 11:59 AM
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