Computer problem

Tiny
LMEXPO2003
  • MEMBER
  • 2002 FORD EXPEDITION
  • 5.4L
  • V8
  • 2WD
  • AUTOMATIC
  • 225,000 MILES
When I go to take off most of the times my A/C, radio, all gauges and windows do not work. After about a couple minutes they come back on.
Sunday, May 28th, 2017 AT 9:13 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 42,912 POSTS
Hello,

It sounds like you have an accessory relay that has gone bad, Here is a BCM wiring diagram (BELOW) and a guide to help you do some testing so you can get the problem fixed.

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

and

https://www.2carpros.com/articles/how-to-use-a-test-light-circuit-tester

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

Cheers, Ken

Images (Click to make bigger)
Thumb
Thumb
SPONSORED LINKS
Was this
answer
helpful?
Yes
No
Tuesday, May 30th, 2017 AT 11:42 AM

Please login or register to post a reply.

Related Engine Computer Content

Computer
GUIDE
Computer
A car's computer or PCM - ECM (powertrain control module - engine control module) is designed to read various sensors such as the crankshaft position sensor to deliver...
VIEW MORE

Sponsored links