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SENSOR CANCEL SWITCH SEC-279 < DTC/CIRCUIT DIAGNOSIS > [WITHOUT INTELLIGENT KEY SYSTEM] C D E F G H I J L M A B SEC N O P SENSOR CANCEL SWITCH Diagnosis Procedure INFOID:0000000010479784 1. CHECK SENSOR CANCEL SWITCH SIGNAL 1. Turn ignition switch OFF. 2. Disconnect sensor cancel switch connector. 3. Check signal between sensor cancel switch harness connector and ground with oscilloscope. Is the inspection result normal? YES >> GO TO 3. NO >> GO TO 2. 2. CHECK SENSOR CANCEL SWITCH CIRCUIT 1. Disconnect BCM connector. 2. Check continuity between BCM harness connector and sensor cancel switch harness connector. 3. Check continuity between BCM harness connector and ground. Is the inspection result normal? YES >> Replace BCM. Refer to BCS-135, "Removal and Installation" . NO >> Repair or replace harness. 3. CHECK GROUND CIRCUIT Check continuity between sensor cancel switch harness connector and ground. Is the inspection result normal? YES >> GO TO 4. NO >> Repair or replace harness. 4. CHECK SENSOR CANCEL SWITCH SEC-280, "Component Inspection" . Is the inspection result normal? YES >> GO TO 5. (+) (–) Voltage Sensor cancel switch Connector Terminal R2 5 Ground JPMIA0011GB BCM Sensor cancel switch Continuity Connector Terminal Connector Terminal M69 107 R2 5 Existed BCM Ground Continuity Connector Terminal M69 107 Not existed Sensor cancel switch Ground Continuity Connector Terminal R2 5 Existed |