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MODE 2 OVERCURRENT (DUAL-ZONE) (CONTINUED) For the Manual Temperature Control circuit diagrams (Refer to 24 - HEATING & AIR CONDITIONING - SCHEMAT- For a complete wiring diagram Refer to Section 8W. Theory of Operation NOTE: Diagnose and repair all Actuator Circuit Test faults before diagnosing Overcurrent DTCs. The A/C Heater Control monitors the door driver circuits during actuator operation for shorts to ground, shorts to • When Monitored: • Set Condition: Possible Causes (C32) RECIRCULATION DOOR DRIVER CIRCUIT / (C61) BLEND DOOR DRIVER CIRCUIT / (C801) MODE (C32) RECIRCULATION DOOR DRIVER CIRCUIT / (C61) BLEND DOOR DRIVER CIRCUIT / (C801) MODE (C32) RECIRCULATION DOOR DRIVER CIRCUIT / (C61) BLEND DOOR DRIVER CIRCUIT / (C801) MODE DRIVER BLEND DOOR ACTUATOR / PASSENGER BLEND DOOR ACTUATOR / MODE DOOR ACTUATOR 1 / A/C HEATER CONTROL NOTE: This DTC must be active for the result of this test to be valid. Do not perform this test if this DTC is Diagnostic Test 1. RUN THE ACTUATOR CIRCUIT TEST Turn the ignition on. With the DRBIII T in HVAC, select System Tests and then select Actuator Circuit Test. Allow the test to run to com- pletion before proceeding. Does the DRBIII T display any Actuator Circuit Test fault messages? Yes >> Diagnose and repair the fault(s). Refer to *ACTUATOR CIRCUIT TEST DIAGNOSTICS (DUAL-ZONE) in this section. No >> Go To 2 24 - 84 HVAC - ELECTRICAL DIAGNOSTICS DR/DH |