P182B

P182B TRANSFER LOCK POSITION SENSOR

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->4H->4L->4H->AUTO.
3.Perform self-diagnosis for "ALL MODE AWD/4WD".
Is DTC "P182B" detected?
YES- Proceed to diagnosis procedure. .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK TRANSFER LOCK POSITION SENSOR

With CONSULT
1.Start the engine.
2.Turn the 4WD shift switch AUTO->4H->4L->4H->AUTO.
3.Check "LOCK POSI SEN" of CONSULT "DATA MONITOR" for "ALL MODE AWD/4WD".





What is the item on "DATA MONITOR"?
OPEN- GO TO 7.
LOCK- GO TO 7.
UNLEAN-GO TO 6.
HI TEMP-GO TO 5.
ERROR-GO TO 5.
BAT- GO TO 2.
GND- GO TO 2.

2. CHECK TRANSFER LOCK POSITION POWER SUPPLY

1.Turn the ignition switch OFF.
2.Disconnect transfer position sensor harness connector.
3.Turn the ignition switch ON.

CAUTION:
Never start the engine.
4.Check the voltage between transfer position sensor harness connector terminals.





Is the inspection result normal?
YES- GO TO 4.
NO- GO TO 3.

3. CHECK TRANSFER LOCK POSITION SENSOR POWER SUPPLY CIRCUIT

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 lock position sensor harness connector.





4.Check the continuity between transfer lock position harness connector and ground.





Is the inspection result normal?
YES- GO TO 7.
NO- Repair or replace error-detected parts.

4. CHECK TRANSFER LOCK POSITION SENSOR SIGNAL CIRCUIT

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 lock position sensor harness connector.





4.Check the continuity between transfer lock position harness connector and ground.





Is the inspection result normal?
YES- GO TO 5.
NO- Repair or replace error-detected parts.

5. REPLACE TRANSFER LOCK POSITION SENSOR

1.Replace transfer lock position sensor. .
2.Perform confirmation procedure again. .
Is the inspection result normal?
YES- INSPECTION END
NO- GO TO 7.

6. PERFORM LEARNING OF TRANSFER LOCK POSITION SENSOR

Transfer lock position sensor. .
- GO TO 7.

7. 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. .
NO- Repair or replace error-detected parts.