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DLN-14 < COMPONENT DIAGNOSIS > [TRANSFER: ETX13B] C1201 AWD CONTROL UNIT COMPONENT DIAGNOSIS C1201 AWD CONTROL UNIT Description INFOID:0000000000957231 • Controls driving force distribution by signals from each sensor from rear wheel driving mode (0:100) to AWD mode (50:50). • 2WD mode is available by fail-safe function if malfunction is detected in AWD system. DTC Logic INFOID:0000000000957232 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. DTC REPRODUCTION PROCEDURE With CONSULT-III 1. Turn the ignition switch OFF to ON. 2. Perform the self-diagnosis. Is DTC “C1201” detected? YES >> Proceed to diagnosis procedure. Refer to NO >> INSPECTION END Diagnosis Procedure INFOID:0000000000957233 1. PERFORM SELF-DIAGNOSIS With CONSULT-III 1. Erase AWD control unit self-diagnosis results. 2. Wait 10 minutes or more after turning the ignition switch OFF. 3. Perform the self-diagnosis again. Is DTC “C1201” detected? YES >> Replace AWD control unit. Refer to NO >> Check AWD control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace damaged parts. DTC Items (CONSULT-III screen terms) Diagnostic item is detected when... Possible cause C1201 CONTROLLER FAILURE Malfunction has occurred inside AWD Internal malfunction of AWD control unit |