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P0646 Diagnostic Trouble Code Discussion for May 2013

A/C Compressor Clutch Relay Control Circuit Short To Ground


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Trouble Ticket Help Requests for DTC P0646
Help Request Posted
2006 Suzuki Forenza Premium 2.0L Stall VIN: KL5JD56Z36
P0646: A/C Compressor Relay Low Voltage. Vehicle has an intermittent stall condition. May take 3 days to happen, may take 3 weeks. Vehicle stalls...customer uses phone to show video of vehicle cranking and not starting. but by the time the tow truck gets there, starts right up and is fine. Have had c...
May 30, 2013