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INL-48 < DTC/CIRCUIT DIAGNOSIS > PUSH-BUTTON IGNITION SWITCH ILLUMINATION CIRCUIT PUSH-BUTTON IGNITION SWITCH ILLUMINATION CIRCUIT Description INFOID:0000000009695427 Provides the power supply and the ground to control the push-button ignition switch illumination. Component Function Check INFOID:0000000009695428 1. CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION OPERATION CONSULT 1. Turn the ignition switch ON. 2. Select ENGINE SW ILLUMI of BCM (INTELLGENT KEY) active test item. 3. While operating the test item, check that the push-button ignition switch illumination turns ON/OFF Is the inspection result normal? YES >> Push-button ignition switch illumination circuit is normal. NO >> Refer to . Diagnosis Procedure INFOID:0000000009695429 Regarding Wiring Diagram information, refer to . 1. CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION OPERATION CONSULT 1. Turn the ignition switch ON. 2. Select ENGINE SW ILLUMI of BCM (INTELLIGENT KEY) active test item. 3. While operating the test item, check voltage between push-button ignition switch connector and ground. Is the inspection result normal? YES >> GO TO 4. NO >> GO TO 2. 2. CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION POWER SUPPLY OPEN CIRCUIT 1. Turn the ignition switch OFF. 2. Disconnect BCM connector and push-button ignition switch connector. 3. Check continuity between BCM connector and push-button ignition switch connector. Is the inspection result normal? YES >> GO TO 3. NO >> Repair or replace the harness or connectors. ON : Push-button ignition switch illumination ON OFF : Push-button ignition switch illumination OFF Terminals Test item Voltage (+) (-) Push-button ignition switch Ground ENGINE SW ILLUMI Connector Terminal M25 5 ON Battery voltage OFF 0 V BCM Push-button ignition switch Continuity Connector Terminal Connector Terminal M98 90 M25 5 Yes |