Running lights they stay on all the time

Tiny
DUKE1968
  • MEMBER
  • 2000 MERCURY MOUNTAINEER
  • AWD
  • AUTOMATIC
  • 10,000 MILES
How do I turn off the running lights they stay on all the time. I have to take the battery post off.
Friday, June 16th, 2017 AT 12:40 PM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 43,047 POSTS
Hello,

It sounds like the running light relay is stuck on and needs replacement. Here is a wiring diagram and the location of the relay so you can get the problem fixed. (Below)

Please let us know if you need anything else to get the problem fixed.

Cheers, Ken
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Monday, June 19th, 2017 AT 10:29 AM

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