when I turn the ac on check engine lite coms on on 1990 BMW 525i

turned up idle didn't help

by in Peoria, AZ on March 27, 2013
2 answers 2 comments
ANSWER by , 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.
COMMENT by , March 27, 2013
lite goes off when you shut off ac so no stored code
ANSWER by , May 02, 2013
Bring vehicle to shop. Don't be dumb, dummy!!
COMMENT by , May 02, 2013
I't wont be your shop. "ASSHOLE"