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When I turn the ac on check engine lite coms on

(1990 BMW 525i)
in Peoria, AZ on March 27, 2013
turned up idle didn't help
Displaying 2 answers & 2 comments
Popular Answer
on March 27, 2013
Possible that your charging system is wearing out. Need to have battery and alternator tested to be sure they are producing enough power. Get code read at a parts store and post the result on here.
on March 27, 2013
lite goes off when you shut off ac so no stored code
on May 02, 2013
Bring vehicle to shop. Don't be dumb, dummy!!
on May 02, 2013
I't wont be your shop. "ASSHOLE"
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