P1817

P1817 TRANSFER MOTOR

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. DTC REPRODUCTION PROCEDURE

With CONSULT
1.Turn the ignition switch OFF to ON.
2.Turn the 4WD shift switch AUTO to 4H to 4L to 4H to AUTO.
3.Perform self-diagnosis for "ALL MODE AWD/4WD".
Is DTC "P1817" detected?
YES- Proceed to diagnosis procedure. Refer to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK TRANSFER MOTOR CIRCUIT (1)

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





4.Check the continuity between transfer control unit harness connector and ground.





Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace error-detected parts.

2. CHECK TRANSFER MOTOR

Check the transfer control actuator. Refer to "Component Inspection" .
Is the inspection result normal?
YES- GO TO 3.
NO- Transfer motor is malfunctioning. Replace transfer control actuator. Refer to "Removal and Installation" Removal and Installation.

3. CHECK TRANSFER INTERNAL FUNCTION

With CONSULT
1.Remove transfer control actuator. Refer to "Removal and Installation" Removal and Installation.
2.Turn the actuator shaft. Refer to "Inspection" Inspection.
3.Check "ROTARY POSI SEN" of CONSULT "DATA MONITOR" for "ALL MODE AWD/4WD".





Is the inspection result normal?
YES- GO TO 4.
NO- Transfer assembly is mechanical malfunction. Replace transfer assembly. Refer to "Removal and Installation" Removal and Installation.

4. CHECK TERMINALS AND HARNESS CONNECTORS

Check the pin terminals for damage or loose connection with each harness connector.
Is the inspection result normal?
YES- Replace transfer control unit. Refer to "Removal and Installation" Service and Repair.
NO- Repair or replace error-detected parts.


Component Inspection


1. CHECK TRANSFER MOTOR

1.Remove transfer control actuator. Refer to "Removal and Installation" Removal and Installation.
2.Apply 12 V to transfer control actuator connector No. 1 terminal and No. 8 terminal.

CAUTION:
- Never make the terminals short.
- Connect the fuse between the terminals when applying the voltage.
3.Check the operation of transfer control actuator.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace transfer control actuator. Refer to "Removal and Installation" Removal and Installation.