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TAILGATE <VEHICLES WITH ELECTRIC TAILGATE> BODY 42A-100 Inspection Procedure A-7: Electric tailgate automatic operation does not work normally by the CAUTION Before replacing the ECU, ensure that the input COMMENTS ON TROUBLE SYMPTOM The keyless operation key or the electric tailgate PROBABLE CAUSES • Malfunction of keyless operation key • Damaged electric tailgate control unit DIAGNOSIS PROCEDURE STEP 1. Keyless entry system operation check Q: Is the check result normal? YES : Go to Step 2. NO : Refer to GROUP 42B − Trouble Symptom Chart . STEP 2. M.U.T.-III CAN bus diagnostics Q: Is the CAN bus normal? YES : Go to Step 3. NO : Repair the CAN bus line. (Refer to GROUP − CAN Bus Line Trouble Symptom Chart .) STEP 3. M.U.T.-III diagnosis code Q: Is the diagnosis code set? YES : Refer to GROUP 54A − Diagnosis Code Chart . NO : Go to Step 4. STEP 4: System retest using the normal keyless operates the electric tailgate normally. (2) Check whether the electric tailgate works normally. Q: Is the check result normal? YES : Replace the keyless operation key. NO : Go to Step 5. STEP 5. System retest Q: Is the check result normal? YES : Intermittent malfunction (Refer to GROUP 00 − How to Use Troubleshooting/Inspection Service Points - NO : Replace the electric tailgate control unit. Inspection Procedure A-8: Electric tailgate automatic operation does not work normally by the CAUTION Before replacing the ECU, ensure that the input COMMENTS ON TROUBLE SYMPTOM The tailgate lock release handle or the electric tail- PROBABLE CAUSES • Tailgate lock release handle system failed • Damaged electric tailgate control unit DIAGNOSIS PROCEDURE STEP 1. M.U.T.-III data list • Item No. Item name Normal Item 3 Gate handle SW OFF → ON Tailgate lock release handle: OFF → ON OK: Normal conditions are displayed for all Q: Is the check result normal? |