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B27D1 START CUT RELAY OFF SEC-147 < DTC/CIRCUIT DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM] C D E F G H I J L M A B SEC N O P 3. CHECK STARTER CONTROL RELAY INPUT SIGNAL CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect BCM connector and starter control relay connector. 3. Check continuity between BCM harness connector and starter control relay harness connector. 4. Check continuity between BCM harness connector and ground. Is the inspection result normal? YES >> GO TO 6. NO >> Repair or replace harness. 4. CHECK STARTER CONTROL RELAY OUTPUT SIGNAL Check voltage between IPDM E/R harness connector and ground. Is the inspection result normal? YES >> Replace IPDM E/R. Refer to PCS-60, "Removal and Installation" . NO >> GO TO 5. 5. CHECK STARTER CONTROL RELAY OUTPUT SIGNAL CIRCUIT 1. Check continuity between IPDM E/R harness connector and starter control relay harness connector. 2. Check continuity between IPDM E/R harness connector and ground. Is the inspection result normal? YES >> GO TO 6. NO >> Repair or replace harness. 6. CHECK STARTER CONTROL RELAY Check starter control relay. Refer to SEC-148, "Component Inspection" Is the inspection result normal? YES >> GO TO 8. NO >> GO TO 7. 7. REPLACE BCM BCM Starter control relay Continuity Connector Terminal Connector Terminal E23 171 F69 2 Existed BCM Ground Continuity Connector Terminal E23 171 Not Existed (+) (-) Condition Voltage IPDM E/R Connector Terminal F73 84 Ground Other than engine 0 - 1 V Engine cranking 6 - 16 V IPDM E/R Starter control relay Continuity Connector Terminal Connector Terminal F73 84 F69 5 Existed IPDM E/R Ground Continuity Connector Terminal F73 84 Not existed |