Diagnosis Procedure
1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit.
2. CHECK SUNROOF MOTOR ASSEMBLY POWER SUPPLY AND GROUND CIRCUIT
Check sunroof motor assembly power supply and ground circuit.
Auto operation does not operateTurn signal and hazard warning lamps
System Diagram
System Description
BCM (Body Control Module) controls turn signal lamp (RH and LH) and
hazard warning lamp operation.
Combination meter operates turn signal indicator (RH and LH) according
to CAN communication signals from BCM.
Component Parts Location
BCM M1 ...
Can communication
System Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Many electronic
control units are equipped onto a vehicle, an ...
Inspection and adjustment
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description
Initialization of system should be conducted after the following conditions.
When the sunroof motor or sunshade motor is changed.
When the sunroof of sunshade does not operate normally ...