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INL-36 < DTC/CIRCUIT DIAGNOSIS > HOSPITALITY LIGHTING POWER SUPPLY CIRCUIT 3 HOSPITALITY LIGHTING POWER SUPPLY CIRCUIT 3 Description INFOID:0000000005245569 Total illumination control unit provides the following illuminations power supply according to the battery saver Illuminations • Trip computer switch Diagnosis Procedure INFOID:0000000005245570 CAUTION: Check the following circuit first if the other room lamps (Map lamp, personal lamps, foot lamps, puddle NATION CONTROL UNIT : Diagnosis Procedure" . • Battery saver signal circuit: Refer to 1. CHECK HOSPITALITY LIGHTING POWER SUPPLY 3 OUTPUT CONSULT-III ACTIVE TEST 1. Turn ignition switch ON. 2. Set the illumination control switch in maximum. 3. Select “BATTERY SAVER” of BCM (BATTERY SAVER) active test item. 4. While operating the test item, check voltage between total illumination control unit harness connector and Is the measurement value normal? YES >> GO TO 2. NO >> GO TO 3. 2. CHECK HOSPITALITY LIGHTING POWER SUPPLY 3 CIRCUIT FOR OPEN 1. Turn ignition switch OFF. 2. Disconnect the total illumination control unit connector and each illumination connectors. 3. Check continuity between total illumination control unit harness connector and each illumination harness Terminals Test item Voltage (Approx.) (+) ( − ) Total illumination control unit Ground BATTERY SAVER Connector Terminal M129 33 Off 0 V On 12 V |