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VEHICLE SECURITY (THEFT WARNING) SYSTEM BL-179 < SERVICE INFORMATION > C D E F G H J K L M A B BL N O P OK or NG OK >> Door switch circuit is OK, and go to “1 – 2 HOOD SWITCH CHECK”. NG >> GO TO 2. 2. CHECK HARNESS CONTINUITY 1. Turn ignition switch OFF. 2. Disconnect BCM and door switches connector. 3. Check continuity between BCM connector B14 terminals 62, 63 4. Check continuity between BCM connector M3 terminals 12, 13 OK or NG OK >> GO TO 3. NG >> Repair or replace harness. 3. CHECK DOOR SWITCH Check continuity between each door switch terminal 1 and ground OK or NG OK >> GO TO 4. NG >> Replace malfunctioning door switch. Front door switch 62 (W) Ground OPEN 0 CLOSE Battery voltage Front door switch 12 (P/B) OPEN 0 CLOSE Battery voltage Rear door switch 63 (P) OPEN 0 CLOSE Battery voltage Rear door switch 13 (P/L) OPEN 0 CLOSE Battery voltage BCM – Front door switch (driver side) 62 (W) – 1 (W) : Continuity should exist. BCM – Rear door switch LH 63 (P) – 1 (P) : Continuity should exist. BCM – Ground 62 (W) – Ground : Continuity should not exist. 63 (P) – Ground : Continuity should not exist. PIIA6225E BCM – Front door switch (passenger side) 12 (P/B) – 1 (SB) : Continuity should exist. BCM – Rear door switch RH 13 (P/L) – 1 (P) : Continuity should exist. BCM – Ground 12 (P/B) – Ground : Continuity should not exist. 13 (P/L) – Ground : Continuity should not exist. PIIA6224E Terminal Condition Continuity 1 Ground part of Pushed No Released Yes PIIA3351E |