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Re: DTC P1389 no asd relay voltage at pcm
Posted to Technical Discussion Forum on 11/7/2012

AUTOMATIC SHUTDOWN (ASD) RELAY SENSE - PCM INPUT The ASD relay is located in the Power Distribution Center (PDC) . The PDC is located in the engine compartment. Refer to label on PDC cover for relay location.

A 12 volt signal at this input indicates to the P... Login to read more.