Diagnosis procedure
1.Check connector
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.Check harness continuity (open circuit)

Is the inspection result normal? YES >> GO TO 3.
NO >> Repair the main line between the IPDM E/R and the harness connector E4.
3.Check harness continuity (open circuit)
Check the continuity between the harness connector and the data link connector.

Is the inspection result normal? Yes (present error)>>check can system type decision again.
Yes (past error)>>error was detected in the main line between the ipdm e/r and the data link connector.
No >> repair the main line between the harness connector m2 and the data link connector.
Can system (type 4)
Main line between dlc and hvac circuitDiagnosis system (BCM)
Common item
Common item : consult function (bcm -
common item)
Application item
Consult performs the following functions via can communication with bcm.
Direct diagnostic mode
Description
ECU identification
The bcm part number is displayed.
Self Diagnostic Result
...
Checking bulbs
With all doors closed, apply the parking brake
and place the ignition switch in the ON position
without starting the engine. The following lights
will come on:
If equipped, the following lights come on briefly
and then go off:
If any light fails to come on, it may indicate
an open circuit ...
Starting system (with intelligent key)
Wiring Diagram
...