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Home >> Infiniti Truck >> 2007 >> QX56 RWD V8-5.6L (VK56DE) >> Repair and Diagnosis >> Transmission and Drivetrain >> Transmission Control Systems >> Relays and Modules - Transmission and Drivetrain >> Relays and Modules - A/T >> Control Module >> Service and Repair

Control Module: Service and Repair

Control Valve With TCM and A/T Fluid Temperature Sensor 2

Exploded View AT-225:




Exploded View AT-245 (Part 1):




Exploded View AT-245 (Part 2):




Exploded View AT-247 (Part 1):




Exploded View AT-247 (Part 2):




Exploded View AT-249 (Part 1):




Exploded View AT-249 (Part 2):




Exploded View AT-251 (Part 1):




Exploded View AT-251 (Part 2):





CONTROL VALVE WITH TCM REMOVAL AND INSTALLATION
Removal
1. Disconnect negative battery terminal
2. Drain ATF through drain plug.
3. Disconnect A/T assembly harness connector.





4. Remove snap ring from A/T assembly harness connector.





5. Push A/T assembly harness connector.

CAUTION: Be careful not to damage connector.

6. Remove oil pan and oil pan gasket.





7. Disconnect A/T fluid temperature sensor 2 connector.

CAUTION: Be careful not to damage connector.





8. Straighten terminal clip to free terminal cord assembly and A/T fluid temperature sensor 2 harness.





9. Disconnect revolution sensor connector.

CAUTION: Be careful not to damage connector.





10. Straighten terminal clips to free revolution sensor harness.








11. Remove bolts A, B and C from control valve with TCM.





12. Remove control valve with TCM from transmission case.

CAUTION: Be careful with the manual valve notch and manual plate height. Remove it vertically.





13. Remove A/T fluid temperature sensor 2 with bracket from control valve with TCM.





14. Remove bracket from A/T fluid temperature sensor 2.





15. Remove O-ring from A/T assembly harness connector.





16. Disconnect TCM connectors.

CAUTION: Be careful not to damage connectors.





17. Remove A/T assembly harness connector from control valve with TCM using suitable tool.





18. Disconnect TCM connector and park/neutral position switch connector

CAUTION: Be careful not to damage connectors.

Installation





1. Connect TCM connector and park/neutral position switch connector.





2. Install A/T assembly harness connector to control valve with TCM.





3. Connect TCM connector.





4. Install new O-ring in A/T assembly harness connector.

NOTE:
^ Do not reuse O-ring.
^ Apply ATF to O-ring.





5. Install A/T fluid temperature sensor 2 to bracket.





6. Install A/T fluid temperature sensor 2 (with bracket) in control valve with TCM. Tighten A/T fluid temperature sensor 2 bolt to the specified torque. Refer to Exploded View AT-245.

CAUTION: Adjust bolt hole of bracket to bolt hole of control valve with TCM.

7. Install control valve with TCM in transmission case.

CAUTION:





^ Make sure that turbine revolution sensor securely installs turbine revolution sensor hole.
^ Hang down revolution sensor harness toward outside so as not to disturb installation of control valve with TCM.
^ Adjust A/T assembly harness connector of control valve with TCM to terminal hole of transmission case.





^ Assemble it so that manual valve cutout is engaged with manual plate projection.








8. Install bolts A, B and C in control valve with TCM.





9. Tighten bolt 1, 2 and 3 temporarily to prevent dislocation. Then tighten them in order (1 -> 2 -> 3), and then tighten other bolts.
10. Tighten control valve with TCM bolts to the specified torque. Refer to Exploded View AT-245.





11. Connect A/T fluid temperature sensor 2 connector.





12. Securely fasten terminal cord assembly and A/T fluid temperature sensor 2 harness with terminal clips.





13. Connect revolution sensor connector.





14. Securely fasten revolution sensor harness with terminal clips.
15. Install oil pan to transmission case.





16. Pull up A/T assembly harness connector.

CAUTION: Be careful not to damage connector.





17. Install snap ring to A/T assembly harness connector.
18. Connect A/T assembly harness connector.
19. Pour ATF into transmission assembly.
20. Connect the negative battery terminal

CAUTION: After completing installation, check A/T fluid leakage and fluid level.

A/T FLUID TEMPERATURE SENSOR 2 REMOVAL AND INSTALLATION
Removal
1. Disconnect negative battery terminal
2. Remove oil pan and oil pan gasket.





3. Disconnect A/T fluid temperature sensor 2 connector.

CAUTION: Be careful not to damage connector.





4. Straighten terminal clip to free A/T fluid temperature sensor 2 harness.





5. Remove A/T fluid temperature sensor 2 with bracket from control valve with TCM.





6. Remove bracket from A/T fluid temperature sensor 2.

Installation





1. Install A/T fluid temperature sensor 2 to bracket.





2. Install A/T fluid temperature sensor 2 (with bracket) in control valve with TCM. Tighten A/T fluid temperature sensor 2 bolt to the specified torque. Refer to Exploded View AT-245.

CAUTION: Adjust bolt hole of bracket to bolt hole of control valve with TCM.





3. Connect A/T fluid temperature sensor 2 connector.





4. Securely fasten A/T temperature sensor 2 harness with terminal clip.
5. Install oil pan to transmission case.
6. Connect the negative battery terminal

CAUTION: After completing installation, check for A/T fluid leakage and fluid level.

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