Diagnosis Procedure
WARNING: This page is about a different variant/trim than selected.
- CHECK TRANSFER FLUID TEMPERATURE SENSOR POWER SUPPLY
- Turn the ignition switch OFF.
- Disconnect transfer fluid temperature sensor harness connector.
- Turn the ignition switch ON.CAUTION: Never start the engine.
- Check the voltage between transfer fluid temperature sensor harness connector terminals.VOLTAGE SPECIFICATION
+ - Voltage Transfer fluid temperature sensor Connector Terminal F37 2 1 Approx. 5 V Is the inspection result normal?
YES: GO TO 3.
NO: GO TO 2.
- CHECK TRANSFER FLUID TEMPERATURE SENSOR CIRCUIT
- Turn the ignition switch OFF.
- Disconnect transfer control unit harness connector.
- Check the continuity between transfer control unit harness connector and transfer control actuator harness connector.CONTINUITY SPECIFICATION
Transfer control unit Transfer fluid temperature sensor Continuity Connector Terminal Connector Terminal E59 7 F37 2 Existed 36 1 - Check the continuity between transfer fluid temperature sensor harness connector and ground.CONTINUITY SPECIFICATION
Transfer fluid temperature sensor - Continuity Connector Terminal F37 2 Ground Not existed Is the inspection result normal?
YES: GO TO 4.
NO: Repair or replace error-detected parts.
- CHECK TRANSFER FLUID TEMPERATURE SENSOR
Check the transfer fluid temperature sensor. Refer to "COMPONENT INSPECTION ".
Is the inspection result normal?
YES: GO TO 4.
NO: Replace transfer fluid temperature sensor. Refer to "EXPLODED VIEW ".
- 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 ".
NO: Repair or replace error-detected parts.