DTC Diagnosis Procedure
- CHECK MANUAL MODE SWITCH CIRCUIT
- Turn ignition switch OFF.
- Disconnect A/T shift selector connector.
- Turn ignition switch ON.
- Check voltage between A/T shift selector harness connector terminals.
A/T shift selector
Voltage
Connector
+
-
Terminal
M68
4
2
Approx. 12 V
5
6
7
Is the inspection result normal?
YES
GO TO 2.
NO
GO TO 3.
- CHECK MANUAL MODE SWITCH
- Turn ignition switch OFF.
- Check manual mode switch. Refer to Component Inspection .
Is the inspection result normal?
YES
GO TO 6.
NO
Repair or replace damaged parts.
- CHECK GROUND CIRCUIT
- Turn ignition switch OFF.
- Check continuity between A/T shift selector harness connector terminal and ground.
A/T shift selector
Ground
Continuity
Connector
Terminal
M68
2
Ground
Existed
Is the inspection result normal?
YES
GO TO 4.
NO
Repair or replace damaged parts.
- CHECK HARNESS BETWEEN A/T SHIFT SELECTOR AND COMBINATION METER
- Disconnect combination meter connector.
- Check continuity between A/T shift selector harness connector terminals and combination meter harness connector terminals.
A/T shift selector
Combination meter
Continuity
Connector
Terminal
Connector
Terminal
M68
4
M24
5
Existed
5
7
6
8
7
6
- If OK, check harness for short to ground and short to power.
Is the inspection result normal?
YES
GO TO 5.
NO
Repair or replace damaged parts.
- DETECT MALFUNCTIONING ITEM
Check the following items:
- Pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES
GO TO 6.
NO
Repair or replace damaged parts.
- CHECK COMBINATION METER
- Reconnect all the connectors.
- Turn ignition switch ON.
- Select "M RANGE SW", "NM RANGE SW", "AT SFT UP SW" and "AT SFT DWN SW" in "Data Monitor" in "METER/M&A".
- Check the ON/OFF operations of each monitor item. Refer to Reference Value .
Is the inspection result normal?
YES
Replace control valve with TCM. Refer to Exploded View .
NO
Replace combination meter. Refer to Exploded View .