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HAC-168 < DTC/CIRCUIT DIAGNOSIS > [WITH MONOCHROME DISPLAY] POWER SUPPLY AND GROUND CIRCUIT 1. Disconnect the A/C display unit connector. 2. Turn ignition switch ON. 3. Check voltage between A/C display unit harness connector M101 terminal 6 and ground. Is the inspection result normal? YES >> GO TO 2. NO >> Repair the harnesses or connectors. 2. CHECK GROUND CIRCUIT FOR A/C DISPLAY UNIT 1. Turn ignition switch OFF. 2. Check continuity between A/C display unit harness connector M101 terminal 1 and ground. Is the inspection result normal? YES >> Replace the A/C display unit. Refer to . NO >> Repair the harnesses or connectors. 6 - Ground : Battery voltage AWIIA1181ZZ 1 - Ground : Continuity should exist AWIIA1182ZZ |