P1A0A - Immediate Shutdown Signal
WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
P1A0A - IMMEDIATE SHUTDOWN SIGNAL
| Description: | The transaxle control module (TCM) monitors 2 redundant immediate shutdown (ISDN) inputs from the traction battery control module (TBCM). When the TCM detects one or both inputs out of the expected range this DTC is set. | |||
| Possible Causes: |
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| Diagnostic Aids: | Monitor I_SDN_1 and I_SDN_2 PIDs for discharge state. Only 1 PID stating charge and the other discharge indicates an ISDN circuit problem. Both PIDs stating discharge indicates a TBCM request for immediate shutdown. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory | |
| All | refer to PINPOINT TEST TR . | - | refer to PINPOINT TEST TR . | |