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B1041–PANEL MODE DOOR 1 CONTROL CIRCUIT LOW (ATC) (CONTINUED) For the Automatic Temperature Control (ATC) circuit diagram (Refer to 24 - HEATING & AIR CONDITIONING - For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes (C266) FRONT MODE DOOR DRIVER CIRCUIT SHORTED TO GROUND (C66) FRONT MODE DOOR COMMON DRIVER CIRCUIT SHORTED TO GROUND (C266) FRONT MODE DOOR DRIVER CIRCUIT SHORTED TO (C66) FRONT MODE DOOR COMMON DRIVER (C266) FRONT MODE DOOR DRIVER CIRCUIT SHORTED TO OTHER DOOR DRIVER CIRCUIT(S) (C66) FRONT MODE DOOR COMMON DRIVER CIRCUIT SHORTED TO OTHER DOOR DRIVER CIRCUIT(S) FRONT MODE DOOR ACTUATOR A/C HEATER CONTROL Diagnostic Test 1. CHECK THE (C266) FRONT MODE DOOR DRIVER CIRCUIT & THE (C66) FRONT MODE DOOR COMMON Turn the ignition off. Disconnect the A/C Heater Control C2 harness connector. Measure the resistance of the (C266) Front Mode Door Driver circuit Measure the resistance of the (C66) Front Mode Door Common Driver Is the resistance below 10k ohms on either circuit? Yes >> Repair the circuit(s) with a resistance below 10k ohms for a short to ground. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 No >> Go To 2 24 - 296 HVAC - ELECTRICAL DIAGNOSTICS WK |