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ZC3054640000 Body ground No.6 ZC3049790000 Body ground No.17 Check the wiring harness between the C-23 drive mode selector Q:Is the wiring harness in good condition? YES: Go to Step 6. NO: Repair the wiring harness. Then go to Step 9. STEP 6. Check the following connector: ⦆ C-128 AWD-ECU connector ⦆ C-313, C-317 ETACS-ECU connector Q:Are the connectors and terminals in good condition? YES: Go to Step 7. NO: Repair the connector(s) or terminal(s). Then go to Step 9. STEP 7. Wiring harness check Q:Is the wiring harness in good condition? YES: Go to Step 8. NO: Repair damage or other problem in the wiring harness. Then go to Step 9. STEP 8. Retest the system. Q:Does the malfunction occur again? YES: Replace AWD-ECU. (Refer to P.27C-92.) Then go to Step 9. NO: The trouble can be an intermittent malfunction. (Refer to GROUP 00 - How to Cope with Intermittent STEP 9. Check whether the DTC is reset. Q:Does the malfunction occur again? YES: Diagnose again from Step 1. NO: This diagnosis is complete. ELECTRONIC CONTROL AWD 27C-83 DIAGNOSIS |