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P0481&P0481 p/d error codes

Tiny
MARK JOHNSON
  • MEMBER
  • 2003 CHEVROLET IMPALA
  • 123,000 MILES
I followed your response on a similar problem and when I start the engine with a/c on the fans run. I cleared the code and it has returned. What do you recommend that I do next. Thank you for your help.
Saturday, June 15th, 2013 AT 8:40 AM

3 Replies

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
The fans are supposed to run with a/c on. Check for a shorted wire a bad relay
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Saturday, June 15th, 2013 AT 11:45 AM
Tiny
MARK JOHNSON
  • MEMBER
  • 2 POSTS
Can I check the relay by swapping #1 and the #3? If so what should I be looking for? I also want to thank you for your help!
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Saturday, June 15th, 2013 AT 11:50 AM
Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Yes you can swap out relays with any like relay.
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Saturday, June 15th, 2013 AT 12:19 PM

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