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TROUBLESHOOTING HEATER, AIR CONDITIONER AND VENTILATION 55-181 Step 5. Check the wiring harness between C-106 NOTE: Prior to the wiring harness inspection, check joint • Check the A/C-ECU power supply line for open circuit. Q: Is the check result normal? YES : The trouble can be an intermittent malfunction (Refer to GROUP 00, How to NO : Repair the wiring harness. Step 6. Voltage measurement at C-106 A/C-ECU (1) Disconnect the connector, and measure at the wiring harness side. (2) Measure the voltage between terminal 4 and body earth. OK: System voltage Q: Is the check result normal? YES : Go to Step 8. NO : Go to Step 7. AC310632AK Connectors: C-01, C-106 <RHD> C-01 C-106 C-01 C-106 Harness side AC310628AB Connector: C-125 <RHD> AC310631AB Connectors: C-106 <RHD> Harness side AC310507 Connector C-106 BK |