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DOOR SWITCH PWC-45 < DTC/CIRCUIT DIAGNOSIS > C D E F G H I J L M A B PWC N O P 1. Turn ignition switch OFF. 2. Disconnect BCM and front door switch. 3. Check continuity between BCM connector and front door switch connector. 4. Check continuity between front door switch connector and ground. Is the inspection result normal? YES >> GO TO 3 NO >> Repair or replace harness. 3. CHECK BCM OUTPUT SIGNAL 1. Connect BCM connector. 2. Check voltage between BCM connector and ground. Is the measurement value within the specification? YES >> GO TO 4 NO >> Replace BCM. Refer to BCS-52, "Removal and Installation" 4. CHECK FRONT DOOR SWITCH Check front door switch. PWC-46, "Component Inspection (Crew Cab)" . Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident" . NO >> Replace front door switch. Diagnosis Procedure (King Cab) INFOID:0000000009878988 Regarding Wiring Diagram information, refer to PWC-81, "Wiring Diagram - King Cab" 1. CHECK FRONT DOOR SWITCH BCM connector Terminal Front door switch connector Terminal Continuity M18 12 RH: B108 2 Yes M19 47 LH: B8 Front door switch connector Terminal Ground Continuity B8 (LH) 2 No B108 (RH) LIIA0947E Terminal Voltage (V) (Approx.) (+) (–) BCM connector Terminal M18 12 Ground Battery voltage M19 47 LIIA0946E |