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Symptom: DRIVER SEAT HEAT OUTPUT OPEN - MHSAPM When Monitored and Set Condition: DRIVER SEAT HEAT OUTPUT OPEN - MHSAPM When Monitored: Ignition on, during the heated seat operation. Set Condition: This code is set immediately after the Memory Heated Seat Adjustable Pedal Module senses an open on the seat heat element output circuit. POSSIBLE CAUSES STORED DIAGNOSTIC TROUBLE CODE DRIVER SEAT HEATER B(+) DRIVER WIRE OPEN DRIVER SEAT HEATER GROUND CIRCUIT OPEN DRIVER HEATED SEAT CUSHION ELEMENT OPEN DRIVER HEATED SEAT BACK ELEMENT OPEN MEMORY HEATED SEAT ADJUSTABLE PEDAL MODULE TEST ACTION APPLICABILITY 1 With the DRBIII t, erase the DTC from Memory/Heated Seat Adjustable Pedal Module. t check for the same DTC to reset in the MHSAPM. Did the same DTC reset? All Yes → Go To 2 No → Using the wiring schematic as a guide, inspect the wiring and connectors for an intermittent condition. Check for an intermit- 2 Turn ignition off. All Yes → Go To 3 No → Repair the open Driver Seat Heater B(+) Driver wire. Perform BODY VERIFICATION TEST - VER 1. 433 ELECTRICALLY HEATED SYSTEMS |