|
|
AC612690 AE Connector: A-11 AC605626 AC613229 AB Connector: A-14X A-14X AC612696 Connector: B-09 AB ACB02650 AB B-113 (B) Connector: B-113 <1600> ACB02652 AB B-113 (B) Connector: B-113 <Except 1600> TROUBLESHOOTING HEATER, AIR CONDITIONER AND VENTILATION 55A-61 COMMENTS ON TROUBLE SYMPTOM PROBABLE CAUSES • Malfunction of the A/C compressor • Malfunction of the A/C compressor relay • Damaged harness wires or connectors • Malfunction of the engine-ECU DIAGNOSIS PROCEDURE STEP 1. M.U.T.-III CAN bus diagnostics Q: Is the check result normal? YES : Go to Step 2. NO : Repair the CAN bus lines. (Refer to GROUP − Troubleshooting ). STEP 2. M.U.T.-III diagnosis code Q: Is the check result normal? YES : Go to Step 3. NO : Refer to diagnosis code chart . STEP 3. Connector check: B-113 A/C compressor Q: Is the check result normal? YES : Go to Step 4. NO : Repair the connector. STEP 4. Voltage measurement at B-113 A/C wiring harness side. (2) Turn the ignition switch to the "ON" position. earth terminal 102. (4) Voltage between terminal 1 and body earth. OK: System voltage Q: Is the check result normal? YES : Go to Step 5. NO : Go to Step 9. STEP 5. Check the A/C compressor. Q: Is the check result normal? YES : Go to Step 6. NO : Replace the A/C compressor. |