Door locks not working

2000 FORD F-150
140,000 MILES • 5.4L • V8 • 4WD • AUTOMATIC
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DAVEYBOY806
  • MEMBER
  • 1 POST
Door locks and key fob do not work. Occasionally the automatic door lock feature works locking the doors when driving and they physicality lock. It appears to be an electrical issue somewhere or the motor would not engage?
The red panic button on the fob always works.
May 4, 2017 at 12:16 AM
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STRAILER
  • ✓Experienced Mechanic
  • 55,649 POSTS
Hello,

It looks like it could be a door lock relay issue causing the problem. Here is a wiring diagram and a guide to help you test the system to find the problem.

https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit


Please run some tests and get back to us so we can continue helping you.

Cheers, Ken


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May 8, 2017 at 5:50 AM
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