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90 accord dims lights when deffoger is switched on!


chavocrazy69
12-02-2003, 07:59 PM
ok I have a 90 accord, and i've noticed the rpms drop when i switch on the deffoger or ac. the lights dim too. any help on this would be appreciated. You can email me at chavocrazy69@hotmail.com. Thanks a lot.

thewoahna
12-02-2003, 10:47 PM
Of course RPM will rise and lights will dim somewhat. When you run AC/defrost you are making the alternator work harder, and for the alternator to work harder, the engine works harder and RPM will rise.

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