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Home >> Infiniti >> 2006 >> FX35 AWD >> Repair and Diagnosis >> Transmission >> Automatic Transmission >> On-Vehicle Service >> Control Valve with TCM and A/T Fluid Temperature Sensor 2 >> Control Valve And TCM Assembly Removal And Installation >> Removal

Control Valve And TCM Assembly Removal And Installation: Removal

  1. Disconnect the battery cable from the negative terminal.
  2. Drain ATF through drain plug.
  3. Remove front cross bar. Refer to "REMOVAL AND INSTALLATION ".
  4. Disconnect heated oxygen sensor 2 harness connector.
  5. Disconnect A/T assembly harness connector.
  6. Remove snap ring from A/T assembly harness connector.
    Fig 1: Identifying Snap Ring From A/T Assembly Harness Connector
    G04075640Courtesy of NISSAN MOTOR CO., U.S.A.
  7. Push A/T assembly harness connector.
    CAUTION: Be careful not to damage connector.
    Fig 2: Pushing A/T Assembly Harness Connector
    G04075641Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Remove oil pan and oil pan gasket.
    Fig 3: Identifying Oil Pan Bolts
    G04075672Courtesy of NISSAN MOTOR CO., U.S.A.
  9. Check foreign materials in oil pan to help determine causes of malfunction. If the ATF is very dark, smells burned, or contains foreign particles, the frictional material (clutches, band) may need replacement. A tacky film that will not wipe clean indicates varnish build up. Varnish can cause valves, servo, and clutches to stick and can inhibit pump pressure.
    • If frictional material is detected, perform A/T fluid cooler cleaning. Refer to " A/T FLUID COOLER CLEANING  ". 
      Fig 4: Checking A/T Fluid For Foreign Materials
      G04081632Courtesy of NISSAN MOTOR CO., U.S.A.
  10. Remove magnets from oil pan.
    Fig 5: View Of Magnets In Oil Pan
    G04075644Courtesy of NISSAN MOTOR CO., U.S.A.
  11. Disconnect A/T fluid temperature sensor 2 connector.
    CAUTION: Be careful not to damage connector.
    Fig 6: Locating A/T Fluid Temperature Sensor 2
    G04075645Courtesy of NISSAN MOTOR CO., U.S.A.
  12. Straighten terminal clips to free terminal cord assembly and A/T fluid temperature sensor 2 harness.
    Fig 7: Locating A/T Fluid Temperature Sensor 2 And Terminal Clips
    G04075646Courtesy of NISSAN MOTOR CO., U.S.A.
  13. Disconnect revolution sensor connector.
    CAUTION: Be careful not to damage connector.
    Fig 8: Identifying Revolution Sensor Connector
    G04075647Courtesy of NISSAN MOTOR CO., U.S.A.
  14. Straighten terminal clip to free revolution sensor harness.
    Fig 9: Straightening Terminal Clip To Free Revolution Sensor Harness
    G04075648Courtesy of NISSAN MOTOR CO., U.S.A.
  15. Remove bolts A, B and C from control valve with TCM.
    BOLTS SPECIFICATION

    Bolt symbol Length mm (in) Number of bolts
    A 42 (1.65) 5
    B 55 (2.17) 6
    C 40 (1.57) 1
    Fig 10: Identifying Removing Bolts A, B And C From Control Valve With TCM
    G04075649Courtesy of NISSAN MOTOR CO., U.S.A.
  16. Remove control valve with TCM from transmission case.
    CAUTION: When removing, be careful with the manual valve notch and manual plate height. Remove it vertically.
    Fig 11: Removing Control Valve With TCM From Transmission Case
    G04075650Courtesy of NISSAN MOTOR CO., U.S.A.
  17. Remove A/T fluid temperature sensor 2 with bracket from control valve with TCM.
    Fig 12: Identifying A/T Temperature Sensor 2
    G04128443Courtesy of NISSAN MOTOR CO., U.S.A.
  18. Remove bracket from A/T fluid temperature sensor 2.
    Fig 13: Locating A/T Fluid Temperature Sensor
    G04075652Courtesy of NISSAN MOTOR CO., U.S.A.
  19. Remove O-ring from A/T assembly harness connector.
    Fig 14: Locating Harness Connector O Ring
    G04075653Courtesy of NISSAN MOTOR CO., U.S.A.
  20. Disconnect TCM connectors.
    CAUTION: Be careful not to damage connectors.
    Fig 15: Locating TCM Connectors
    G04075654Courtesy of NISSAN MOTOR CO., U.S.A.
  21. Remove A/T assembly harness connector from control valve with TCM using a flat-bladed screwdriver.
    Fig 16: Removing A/T Assembly Harness Connector
    G04075655Courtesy of NISSAN MOTOR CO., U.S.A.
  22. Disconnect TCM connector and park/neutral position switch connector.
    CAUTION: Be careful not to damage connectors.
    Fig 17: Locating TCM And Park Neutral Position Switch Connectors
    G04075656Courtesy of NISSAN MOTOR CO., U.S.A.