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P0688 Diagnostic Trouble Code Discussion for November 2012

ASD Relay Sense Circuit Low


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Trouble Ticket Help Requests for DTC P0688
Help Request Posted
2008 Dodge Charger R/T 5.7L Surge, Stall, Misfire, MIL Lamp on VIN: 2B3KA43H48
P0688: auto Shutdown relay sense circuit. This one is a good one, the car came in it is stalling.When idling the asd relay is clicking & the fuel pump relay is clicking the #7 injector is missing a pulse. checked the ground from the ecm to asd relay, it is spiking on and off. checked cam and crank...
November 09, 2012
2008 Dodge Charger R/T 5.7L Surge, Stall, Misfire, MIL Lamp on VIN: 2B3KA43H48
P0688: auto Shutdown relay sense circuit. This one is a good one, the car came in it is stalling.When idling the asd relay is clicking & the fuel pump relay is clicking the #7 injector is missing a pulse. checked the ground from the ecm to asd relay, it is spiking on and off. checked cam and crank...
November 13, 2012
2005 Jeep Liberty Renegade 3.7L No Start VIN: 1J4GL38K15
P0688: ASD Relay Sense Circuit Low. Jeep came in with a no start condition, Jeep had two codes for autoshut down po688 and po685, hooked up snap on scanner to check for cam and crank sync. there was sync, but have heard of bad crank sensors causing auto shutdown relay. replaced cam and crank sen...
November 18, 2012
2008 Dodge Charger R/T 5.7L Surge, Stall, Misfire, MIL Lamp on VIN: 2B3KA43H48
P0688: auto Shutdown relay sense circuit. This one is a good one, the car came in it is stalling.When idling the asd relay is clicking & the fuel pump relay is clicking the #7 injector is missing a pulse. checked the ground from the ecm to asd relay, it is spiking on and off. checked cam and crank...
November 09, 2012
2008 Dodge Charger R/T 5.7L Surge, Stall, Misfire, MIL Lamp on VIN: 2B3KA43H48
P0688: auto Shutdown relay sense circuit. This one is a good one, the car came in it is stalling.When idling the asd relay is clicking & the fuel pump relay is clicking the #7 injector is missing a pulse. checked the ground from the ecm to asd relay, it is spiking on and off. checked cam and crank...
November 13, 2012
2005 Jeep Liberty Renegade 3.7L No Start VIN: 1J4GL38K15
P0688: ASD Relay Sense Circuit Low. Jeep came in with a no start condition, Jeep had two codes for autoshut down po688 and po685, hooked up snap on scanner to check for cam and crank sync. there was sync, but have heard of bad crank sensors causing auto shutdown relay. replaced cam and crank sen...
November 18, 2012