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INL-28 < DTC/CIRCUIT DIAGNOSIS > PUSH-BUTTON IGNITION SWITCH ILLUMINATION CIRCUIT Is the measurement value normal? YES >> GO TO 4. NO >> GO TO 5. 4. CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION POWER SUPPLY OPEN CIRCUIT 1. Turn the ignition switch OFF. 2. Disconnect BCM connector and the push-button ignition switch connector. 3. Check continuity between BCM harness connector and the push-button ignition switch harness connector. Does the continuity exist? YES >> Replace push-button ignition switch. NO >> Repair the harness or the connector. 5. CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION POWER SUPPLY SHORT CIRCUIT 1. Turn the ignition switch OFF. 2. Disconnect BCM connector and the push-button ignition switch connector. 3. Check continuity between BCM harness connector and the ground. Does the continuity exist? YES >> Repair the harness or the connector. NO >> Replace BCM. Terminals Test item Voltage (Ap- prox.) (+) (–) BCM Ground ENGINE SW ILLUMI Connector Terminal M123 133 ON 5 V OFF 0 V BCM Push-button ignition switch Continuity Connector Terminal Connector Terminal M123 133 M101 3 Existed BCM Ground Continuity Connector Terminal M123 133 Not existed |