C1205

C1205 AWD ACTUATOR RELAY

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PRECONDITIONING

If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
- GO TO 2.

2. PERFORM DTC CONFIRMATION

With CONSULT
1.Turn the ignition switch OFF to ON.
2.Perform self-diagnosis for "ALL MODE AWD/4WD".
Is DTC "C1205" detected?
YES- Proceed to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK AWD SOLENOID CIRCUIT (1)

1.Turn the ignition switch OFF.
2.Disconnect AWD control unit harness connector.
3.Check the continuity between AWD control unit harness connector and the ground.





Is the inspection result normal?
YES - GO TO 4.
NO- GO TO 2.

2. CHECK AWD SOLENOID

1.Disconnect AWD solenoid harness connector.
2.Check the continuity between AWD solenoid connector and the ground.





Is the inspection result normal?
YES- GO TO 3.
Revision: March 20122013 Infiniti JX
NO- AWD solenoid is malfunctioning. Replace electric controlled coupling. Refer to "Removal and Installation" Electric Controlled Coupling.

3. CHECK AWD SOLENOID CIRCUIT

Check the continuity between AWD control unit harness connector and the ground.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace damaged parts.

4. CHECK TERMINALS AND HARNESS CONNECTORS

1.Check AWD control unit pin terminals for damage or loose connection with harness connector.
2.Check AWD solenoid pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES- After connecting each harness connector, perform DTC confirmation procedure again. When DTC
"C1205" is detected, replace AWD control unit. Refer to "Removal and Installation" Service and Repair.
NO- Repair or replace damaged parts.
Revision: March 20122013 Infiniti JX