Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT
Check the resistance between the data link connector terminals.

BCM branch line circuit
M&A branch line circuitIntelligent key system/engine start function
Wiring Diagram
...
CAN communication circuit
Diagnosis Procedure
1.CONNECTOR INSPECTION
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect all the unit connectors on CAN communication system.
Check terminals and connectors for damage, bend and loose
connection.
2.CHECK HARNESS CON ...
System description
EPS SYSTEM
System Diagram
CONTROL DIAGRAM
System Description
The EPS system controls the power steering solenoid valvethrough the
power steering control unit.
The valve driving voltage to control the power steering solenoid
valve varies according to the vehicle speed.
OPERATION ...