Diagnosis Procedure

1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side).
   • AWD control unit
   • 6CH CAN gateway

Is the inspection result normal?

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GO TO 2.

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Repair the terminal and connector.

1. Disconnect the connector of 6CH CAN gateway.
2. Check the continuity between the 6CH CAN gateway harness connector terminals.

   6CH CAN gateway harness connector			Continuity
   Connector No.	Terminal No.
   M462	6	9	Existed
   	18	21	Existed

Is the inspection result normal?

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GO TO 3.

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Check the harness and repair the root cause (Chassis CAN communication 1 circuit side).

1. Connect the connector of 6CH CAN gateway.
2. Disconnect the connector of AWD control unit.
3. Check the resistance between the AWD control unit harness connector terminals.

   AWD control unit harness connector			Resistance (Ω)
   Connector No.	Terminal No.
   M100	8	16	Approx. 54 - 66

Is the measurement value within the specification?

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GO TO 4.

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Repair the AWD control unit branch line.

Check the power supply and the ground circuit of the AWD control unit. Refer to Diagnosis Procedure .

Is the inspection result normal?

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Replace the AWD control unit. Refer to Removal and Installation .

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Error was detected in the AWD control unit branch line.

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Repair the power supply and the ground circuit.