Diagnosis Procedure
- CHECK CONNECTOR
Check the metal deposition, damage, and corrosion of connectors (F216 and E73 and E74).
Is the inspection result normal?
YES
GO TO 2 .
NO
Repair or replace malfunctioning parts.
- CHECK LINE PRESSURE SOLENOID VALVE
- Turn ignition switch OFF.
- Disconnect TCM connector.
- Check resistance between TCM harness connector terminals.
TCM
Condition
Resistance
Connector
Terminal
E73
38
39
ATF temperature: 20 °C (68 °F)
5.0 - 5.6 ?
Is the inspection result normal?
YES
INSPECTION END
NO
GO TO 3 .
- CHECK CIRCUIT BETWEEN TCM AND A/T ASSEMBLY
- Turn ignition switch OFF.
- Disconnect TCM connector and A/T assembly connector.
- Check continuity between TCM harness connector terminals and A/T assembly harness connector terminals.
TCM
A/T assembly
Continuity
Connector
Terminal
Connector
Terminal
E73
38
F216
14
Existed
39
20
Is the inspection result normal?
YES
GO TO 4 .
NO
Repair or replace malfunctioning parts.
- CHECK CIRCUIT BETWEEN TCM AND A/T ASSEMBLY
Check continuity between TCM harness connector terminals and ground.
TCM
-
Continuity
Connector
Terminal
E73
38
Ground
Not existed
39
Is the inspection result normal?
YES
GO TO 5 .
NO
Repair or replace malfunctioning parts.
- CHECK CIRCUIT BETWEEN LINE PRESSURE SOLENOID VALVE AND ANOTHER CIRCUIT
Check continuity between TCM harness connector terminals.
TCM
Continuity
Connector
Terminal
E73
38
Other than the 38
Not existed
39
Other than the 39
Is the inspection result normal?
YES
GO TO 6 .
NO
Repair or replace malfunctioning parts.
- CHECK CIRCUIT BETWEEN LINE PRESSURE SOLENOID VALVE AND TCM
- Disconnect TCM connector and A/T assembly connector.
- Turn ignition switch ON.
- Check voltage between the terminal in TCM connector terminals and ground.
TCM
-
Voltage
Connector
Terminal
E73
38
Ground
Other than the battery voltage
39
Is the inspection result normal?
YES
Replace the transmission assembly. Refer to Removal and Installation (2WD), Removal and Installation (4WD).
NO
Repair or replace malfunctioning parts.