1.CHECK FUSE AND FUSIBLE LINK Check that the following fuse and fusible link are not blown.

Signal name | Fuse and fusible link No.
Battery power supply | I
10

Is the fuse fusing?
YES>>Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is blown.
NO>>GO TO 2.
2.CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.
2. Disconnect BCM connectors.
3. Check voltage between BCM harness connector and ground.

   Terminals | Voltage (Approx.)
   (+) | (−)
   BCM | Ground
   Connector | Terminal
   M118 | 1 | Battery voltage
   M119 | 11

Is the measurement value normal?
YES>>GO TO 3.
NO>>Repair harness or connector.
3.CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.

BCM | Ground | Continuity
Connector | Terminal
M119 | 13 | Existed

Does continuity exist?
YES>>INSPECTION END
NO>>Repair harness or connector.