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EXL-196 < DTC/CIRCUIT DIAGNOSIS > [HALOGEN TYPE] HAZARD SWITCH HAZARD SWITCH Component Function Check INFOID:0000000009653172 1. CHECK HAZARD SWITCH SIGNAL BY CONSULT CONSULT DATA MONITOR 1. Turn ignition switch ON. 2. Select “HAZARD SW” of BCM (FLASHER) data monitor item. 3. With operating the hazard switch, check the monitor status. Is the inspection result normal? YES >> Hazard switch circuit is normal. NO >> Refer to EXL-196, "Diagnosis Procedure" . Diagnosis Procedure INFOID:0000000009653173 1. CHECK HAZARD SWITCH SIGNAL INPUT 1. Turn ignition switch OFF. 2. Disconnect hazard switch connector. 3. Check voltage between hazard switch connector and ground. Is the inspection result normal? YES >> GO TO 4. NO >> GO TO 2. 2. CHECK HAZARD SWITCH SIGNAL OPEN CIRCUIT 1. Disconnect BCM connector. 2. Check continuity between hazard switch harness connector and BCM harness connector. Is the inspection result normal? YES >> GO TO 3. NO >> Repair or replace harness. 3. CHECK HAZARD SWITCH SIGNAL SHORT CIRCUIT Check continuity between hazard switch harness connector and ground. Is the inspection result normal? YES >> Replace BCM. Refer to BCS-98, "Removal and Installation" NO >> Repair or replace harness. Monitor item Condition Monitor status HAZARD SW Hazard switch ON On OFF Off (+) ( − ) Voltage (Approx.) Hazard switch Connector Terminal M45 2 Ground 12 V Hazard switch BCM Continuity Connector Terminal Connector Terminal M45 2 M121 29 Existed Hazard switch Ground Continuity Connector Terminal M45 2 Not existed |