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TROUBLESHOOTING HEATER, AIR CONDITIONER AND VENTILATION 55-25 Step 3. Check the wiring harness between C-106 NOTE: Prior to the wiring harness inspection, check • Check the potentiometer power supply, earth and signal line for open or short circuit. Q: Is the check result normal? YES : Go to Step 4. NO : Repair the wiring harness. Step 4. Check the rear air mixing damper control Refer to Q: Is the check result normal? YES : Go to Step 5. NO : Replace the rear air mixing damper control Step 5. MUT-III diagnosis code Q: Is the diagnosis code set? YES : Replace the automatic air conditioner control panel (A/C-ECU) NO : The trouble can be an intermittent AC310614 AG Connectors: C-01, C-106 <LHD> C-01 C-106 C-01 C-106 Harness side AC311185 Connectors: G-13, G-13-1 AB G-13-1 G-13 G-13-1 G-13 Harness side AC310615 AD Connector: C-15 <LHD> |