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Home >> Infiniti >> 2005 >> 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 negative terminal.
  2. Drain ATF through drain plug.
  3. Remove front cross bar. Refer to "COMPONENTS ".
  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: Removing Snap Ring From A/T Assembly Harness Connector
    G02362867Courtesy 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
    G02362868Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Remove oil pan and oil pan gasket.
    Fig 3: Removing Oil Pan And Oil Pan Gasket
    G02362869Courtesy of NISSAN MOTOR CO., U.S.A.
  9. Check foreign materials in oil pan to help determine causes of malfunction. If the A/T fluid 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.
    Fig 4: Checking Foreign Materials In Oil Pan
    G02362870Courtesy of NISSAN MOTOR CO., U.S.A.
  10. Remove magnets from oil pan.
    Fig 5: Removing Magnets From Oil Pan
    G02362871Courtesy 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: Disconnecting A/T Fluid Temperature Sensor 2 Connector
    G02362872Courtesy 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: Identifying Terminal Clips To Free Terminal Cord Assembly
    G02362873Courtesy of NISSAN MOTOR CO., U.S.A.
  13. Disconnect revolution sensor connector.
    CAUTION: Be careful not to damage connector.
    Fig 8: Disconnecting Revolution Sensor Connector
    G02362874Courtesy of NISSAN MOTOR CO., U.S.A.
  14. Straighten terminal clips to free revolution sensor harness.
    Fig 9: Locating Revolution Sensor Connector
    G02362875Courtesy of NISSAN MOTOR CO., U.S.A.
  15. Remove bolts A, B and C from control valve with TCM.
    BOLT 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: Removing Bolts
    G02362876Courtesy 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
    G02362877Courtesy of NISSAN MOTOR CO., U.S.A.
  17. Remove A/T fluid temperature sensor 2 with bracket from control valve with TCM.
    Fig 12: Removing A/T Fluid Temperature Sensor 2 With Bracket From Control Valve With TCM
    G02362878Courtesy of NISSAN MOTOR CO., U.S.A.
  18. Remove bracket from A/T fluid temperature sensor 2.
    Fig 13: Removing Bracket From A/T Fluid Temperature Sensor 2
    G02362879Courtesy of NISSAN MOTOR CO., U.S.A.
  19. Remove O-ring from A/T assembly harness connector.
    Fig 14: Removing O-Ring From A/T Assembly Harness Connector
    G02362880Courtesy of NISSAN MOTOR CO., U.S.A.
  20. Disconnect TCM connectors.
    CAUTION: Be careful not to damage connectors.
    Fig 15: Disconnecting TCM Connectors
    G02362881Courtesy 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 From Control Valve
    G02362882Courtesy 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: Disconnecting TCM Connector And Park/Neutral Position Switch Connector
    G02362883Courtesy of NISSAN MOTOR CO., U.S.A.