1.CHECK CONNECTOR

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 (connector side and harness side).

- Harness connector B201
- Harness connector M117

Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair the terminal and connector.
2.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1. Disconnect the harness connectors B201 and M117.
2. Check the continuity between the harness connector terminals.

   Connector No. | Terminal No. | Continuity
   B201 | 62 | 70 | Existed
   61 | 69 | Existed

Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair the main line between the AWD control unit and the harness connector B201.
3.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1. Disconnect the connector of BCM.
2. Check the continuity between the harness connector and the BCM harness connector.

   Harness connector | BCM harness connector | Continuity
   Connector No. | Terminal No. | Connector No. | Terminal No.
   M117 | 70 | M122 | 91 | Existed
   69 | 90 | Existed

Is the inspection result normal?
YES (Present error)>>Connect all the connectors and diagnose again. Refer to Trouble Diagnosis Flow Chart.
YES (Past error)>>Error was detected in the main line between the AWD control unit and the BCM.
NO>>Repair the main line between the harness connector M117 and the BCM.