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P0688 Diagnostic Trouble Code Discussion for June 2009

ASD Relay Sense Circuit Low

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Trouble Ticket Help Requests for DTC P0688
Help Request Posted
2007 Dodge Charger R/T 5.7L Stall VIN: 2B3KA443H9
P0688: ASD Relay Sense Circuit Malfunction. ... like key shut off. Vehicle will not restart until key turned to off position. Vehicle restarts-ok. Sets code P0688 after every stall. Have swapped asd relay with know good relay. Have moniterd voltage at pcm after stall. Asd output voltage ok and vehicle w...
June 16, 2009