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 ground.
TCM
CVT unit
Continuity
Connector
Terminal
Connector
Terminal
F25
40
F43
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
Check intermittent incident. Refer to Intermittent Incident .
NO
GO TO 3.
- CHECK CIRCUIT BETWEEN CVT UNIT AND CONTROL VALVE
- Disconnect control valve connector. Refer to Exploded View .
- 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 code assembly. Refer to Removal and 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
Check intermittent incident. Refer to Intermittent Incident .
NO
There is malfunction of primary pressure solenoid valve. Replace control valve assembly. Refer to Removal and Installation .