Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the data link connector for damage, bend and loose connection (connector side and harness side).
2.CHECK HARNESS FOR OPEN CIRCUIT
Check the resistance between the data link connector terminals.

BCM branch line circuit
M&A branch line circuitAuto light system
System Diagram
System Description
BCM (Body Control Module) controls auto light operation according to
signals from optical sensor, lighting switch and ignition switch.
IPDM E/R (Intelligent Power Distribution Module Engine Room) operates
parking, license plate, tail, front fog lamps ...
Hands-free phone system
System Diagram
System Description
Refer to the Owner's Manual for Bluetooth telephone system operating
instructions. NOTE: Cellular
telephones must have their wireless connection set up (paired) before using the
Bluetooth telephone system. Bluetooth telephone system allows users
who have ...
IPDM E/R (intelligent power distribution module engine room)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
Fail Safe
CAN COMMUNICATION CONTROL
When CAN communication with ECM and BCM is impossible, IPDM E/R performs
fail-safe control. After CAN
communication recovers normally, it also returns to normal control.
If No ...