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Eddie

Eddie 6/2/2010

2003 Mercedes Benz S430 Base 8 Cyl 4.3L

Body & Interior

a/c off button light is on and will not turn off when the button is pressed. leading to no a/c

2 Answers


Nissan Technical Advisor

This may require to remove the a/c switch panel to inspect the switch. It could be just stuck on and cleaning with an electrical aerosol spray may solve the issue.

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ssanman12

ssanman12 3/24/2011

low or no freon causes this as well. light comes on because the compressor is staying off. the compressor will shut down if refrigerant pressure is low.

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