Diagnosis Procedure
Regarding Wiring Diagram information, refer to BCS "Wiring Diagram".
1.CHECK FUSES AND FUSIBLE LINK
Check that the following fuses and fusible link are not blown. 
Is the fuse blown?
YES >> Replace the blown fuse or fusible link after repairing the affected circuit.
NO >> GO TO 2.
2.CHECK POWER SUPPLY CIRCUIT

Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair harness or connector.
3.CHECK GROUND CIRCUIT
Check continuity between BCM connector and ground.
Is the inspection result normal?
YES >> Inspection End.
NO >> Repair harness or connector
U1000 CAN COMMDTC Logic DTC DETECTION LOGIC NOTE: U1000 can be set if a module harness was disconnected and reconnected, perhaps during a repair. Confirm that there are actual CAN diagnostic symptoms and a ...

Description Detects door open/close condition. ...
Remote keyless entry system (if so equipped)
WARNING
Radio waves could adversely affect
electric medical equipment. Those who
use a pacemaker should contact the
electric medical equipment manufacturer
for the possible influences before
use.
The remote keyless entry key fob transmits
radio waves when the buttons are
pressed. ...
Intelligent key system
INTELLIGENT KEY SYSTEM : System Description
SYSTEM DIAGRAM
SYSTEM DESCRIPTION
The Intelligent Key system is a system that makes it possible to lock
and unlock the door locks (door lock/
unlock function) by carrying the Intelligent Key, which operates based on
the results of electro ...