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HAC-102 < DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONING] REAR IN-VEHICLE SENSOR REAR IN-VEHICLE SENSOR Diagnosis Procedure INFOID:0000000009652558 1. CHECK REAR IN-VEHICLE SENSOR SIGNAL 1. Turn ignition switch ON. 2. Check voltage between A/C auto amp. harness connector and ground. Is the inspection result normal? YES >> GO TO 7. NO >> GO TO 2. 2. CHECK REAR IN-VEHICLE SENSOR POWER SUPPLY 1. Turn ignition switch OFF. 2. Disconnect rear in-vehicle sensor connector. 3. Turn ignition switch ON. 4. Check voltage between rear in-vehicle sensor harness connector and ground. Is the inspection result normal? YES >> GO TO 3. NO >> GO TO 5. 3. CHECK REAR IN-VEHICLE SENSOR GROUND CIRCUIT FOR OPEN 1. Turn ignition switch OFF. 2. Disconnect A/C auto amp. connector. 3. Check continuity between rear in-vehicle sensor harness connector and A/C auto amp harness connector. Is the inspection result normal? YES >> GO TO 4. NO >> Repair harness or connector. 4. CHECK REAR IN-VEHICLE SENSOR Check rear in-vehicle sensor. Refer to HAC-103, "Component Inspection" Is the inspection result normal? YES >> Replace front A/C control (A/C auto amp.). Refer to HAC-143, "Removal and Installation" NO >> Replace rear in-vehicle sensor. Refer to HAC-146, "Removal and Installation" + − Voltage A/C auto amp. Connector Terminal M50 38 Ground JMIIA1787ZZ + − Voltage (Approx.) Rear in-vehicle sensor Connector Terminal B233 1 Ground 5 V Rear in-vehicle sensor A/C auto amp. Continuity Connector Terminal Connector Terminal B233 2 M50 40 Existed |