Component Inspection
1.

Refer to "Shop Manual" and remove necessary parts to get access to BCM, ECM, TCM, HECU and other control units that connected to C-CAN Communication circuit.

2.

Connect GDS to Data Link Connector(DLC).

3.

Ignition "ON"

4.

Disconnect unit connector one after the other.

5.

Check for control unit causing the fault by communicating BCM, ECM, TCM, HECU and others with GDS.

6.

Does GDS able to communicate with any of systems when one unit connector is disconnected?

▶ If problem still occurs, replace Control Unit that casuing the fault and then go to "Verification of Vechicle Repair" procedure.

▶ Fault is intermittent caused by poor contact in the sensor’s and/or ECM’s connector or was repaired and ECM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "Verification of vehicle Repair" procedure.

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