DTC Diagnosis Procedure
- CHECK CIRCUIT BETWEEN TCM AND CVT UNIT
- Turn ignition switch OFF.
- Disconnect TCM connector and CVT unit connector.
- Check continuity between TCM harness connector terminal and CVT unit harness connector terminal.
TCM
CVT unit
Continuity
Connector
Terminal
Connector
Terminal
F16
40
F46
2
Existed
Is the inspection result normal?
YES
GO TO 2.
NO
Repair or replace damaged parts.
- CHECK PRIMARY PRESSURE SOLENOID VALVE CIRCUIT
Check resistance between CVT unit harness connector terminal and ground.
CVT unit
--
Condition
Resistance
Connector
Terminal
F209
2
Ground
CVT fluid temperature: 20 deg. C (68 deg. F)
5.5 - 7.0 Ohm
CVT fluid temperature: 50 deg. C (122 deg. F)
6.0 - 8.0 Ohm
CVT fluid temperature: 80 deg. C (176 deg. F)
6.5 - 8.5 Ohm
Is the inspection result normal?
YES
INSPECTION END
NO
GO TO 3.
- CHECK CIRCUIT BETWEEN CVT UNIT AND CONTROL VALVE
- Disconnect control valve connector. Refer to CONTROL VALVE : Removal & Installation .
- Check continuity between CVT unit harness connector terminal and control valve harness connector terminal.
CVT unit
Control valve
Continuity
Connector
Terminal
Connector
Terminal
F209
2
F207
9
Existed
Is the inspection result normal?
YES
GO TO 4.
NO
Replace terminal cord assembly. Refer to CONTROL VALVE : Removal & Installation .
- CHECK CIRCUIT BETWEEN CONTROL VALVE AND GROUND
Check resistance between control valve harness connector terminal and ground.
Control valve
--
Condition
Resistance
Terminal
9
Ground
CVT fluid temperature: 20 deg. C (68 deg. F)
5.5 - 7.0 Ohm
CVT fluid temperature: 50 deg. C (122 deg. F)
6.0 - 8.0 Ohm
CVT fluid temperature: 80 deg. C (176 deg. F)
6.5 - 8.5 Ohm
Is the inspection result normal?
YES
INSPECTION END
NO
There is malfunction of primary pressure solenoid valve. Replace control valve assembly. Refer to CONTROL VALVE : Removal & Installation .