Check BCM Power Supply and Ground Circuit

SUNROOF


Check BCM Power Supply and Ground Circuit

1.CHECK FUSE
- Check 50A fusible link (letter F, located in the fuse and fusible link box).
- Check 15A fuse [No.1, located in the fuse block (J/B)]
- Check 10A fuse [No.21, located in the fuse block (J/B)]

NOTE:
Locations.
OK or NG
OK - GO TO 2.
NG - If fuse is blown out, be sure to eliminate cause of malfunction before installing new fuse. Schematic.
2.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between BCM connector and ground.










OK or NG
OK - GO TO 3.
NG - Repair or replace harness.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM connector and ground.










OK or NG
OK - Power supply and ground circuit are OK.
NG - Repair or replace harness.