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Home >> Infiniti >> 2016 >> Q50 Base, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 169 (Automatic Transmission (Symptom Diagnosis & Removal And Installation) (Except Hybrid)) >> Unit Removal And Installation >> Transmission Assembly >> VR30DDTT >> Removal and Installation >> 2WD

Removal and Installation: 2WD

WARNING: This page is about a different car, the 2018 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

Removal 

CAUTION:
  • When removing the transmission assembly from engine, first remove the crankshaft position sensor (POS) from the transmission assembly.
  • Be careful not to damage sensor edge.
  1. Shift the selector lever to "P" position and release the parking brake.
  2. Disconnect the battery cable from the negative terminal.
  3. Remove front under cover and front under cover rear with a power tool. Refer to Exploded View .
  4. Remove rear engine cover with a power tool. Refer to Exploded View .
  5. Remove control rod from lower lever of A/T shift selector assembly. Refer to Exploded View .
  6. Separate propeller shaft assembly. Refer to Removal and Installation .
    NOTE: Cap or plug opening to prevent fluid from spilling.
  7. Remove suspension member stay. Refer to Exploded View .
  8. Remove catalyst conveter support bracket (bank 1) with power tool. Refer to Exploded View .
  9. Remove catalyst conveter (bank 1). Refer to Exploded View .
  10. Remove crankshaft position sensor form cylinder block. Refer to Exploded View .
    CAUTION:
    • Never subject it to impact by dropping or hitting it.
    • Never disassemble.
    • Never allow metal filings, etc. to get on the sensor's front edge magnetic area.
    • Never place in an area affected by magnetism.
  11. Remove starter motor from transmission housing. Refer to Removal and Installation (Electric Power Steering Models) , Removal and Installation (Direct Adaptive Steering Models) .
  12. Disconnect steering angle main motor harness connector SYMBOL and remove steering angle main motor harness connector SYMBOL from bracket. (Direct adaptive steering models)
    GNSJSDIA4269Z-269Courtesy of NISSAN NORTH AMERICA, INC.

    SYMBOL

    : Vehicle front

  13. Remove rear plate cover. Refer to Exploded View .
  14. Turn crankshaft, and remove the four tightening bolts (SYMBOL ) for drive plate and torque converter.
    GNSJPDIA0044Z-044Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: Rotate crankshaft clockwise (as viewed from the crankshaft pulley side).
  15. Remove fluid cooler tubes mounting bolts from transmission assembly and engine. Refer to Removal and Installation .
    NOTE: Cap or plug openings to prevent fluid from spilling.
  16. Support transmission assembly with a transmission jack.
    CAUTION: Be careful not to allow it to collide against the drain plug and overflow plug when setting the transmission jack.
  17. Remove rear engine mounting member and engine mounting insulator (rear) with a power tool. Refer to Removal and Installation .
  18. Disconnect A/T assembly connector.
  19. Remove harness brackets from transmission assembly.
  20. Remove bolts fixing transmission assembly to engine with a power tool.
    GNSJSDIA4270Z-270Courtesy of NISSAN NORTH AMERICA, INC.

    SYMBOL

    : Transmission to engine

    SYMBOL

    : Engine to transmission

  21. Remove transmission assembly from the vehicle.
    G04075737Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION:
    • Secure torque converter to prevent it from dropping.
    • Secure transmission assembly to a transmission jack.
    • Never damage heated oxygen sensor 2.
    NOTE: By placing wooden block between oil pan (upper) and front suspension member, the removal of transmission assembly from engine becomes easier.
  22. Remove manual lever and control rod from transmission assembly. Refer to Removal and Installation .
  23. Remove air breather hose, air breather box and bracket from transmission assembly. Refer to Removal and Installation .

Installation 

Note the followings and Install in the reverse order of removal.