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Home >> Infiniti >> 2004 >> M45 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission >> Transmission Assembly >> Removal And Installation >> Removal

Removal And Installation: Removal

CAUTION: When removing the A/T assembly from engine, first remove the crankshaft position sensor (POS) from the A/T assembly.
Be careful not to damage sensor edge.
  1. Disconnect the negative battery terminal.
  2. Remove engine under cover with power tool.
  3. Remove exhaust front tube and center muffler with power tool. Refer to " REMOVAL AND INSTALLATION  ". 
  4. Remove propeller shaft. Refer to " REMOVAL AND INSTALLATION  ". 
  5. Remove control rod. Refer to ADJUSTMENT OF A/T POSITION .
  6. Disconnect A/T unit assembly harness connectors.
  7. Remove crankshaft position sensor (POS) from A/T assembly.
  8. Remove fluid cooler tube and A/T fluid charging pipe.
  9. Plug up openings such as the A/T fluid charging pipe hole, etc.
  10. Remove air breather hose. Refer to "Removal and Installation"  . See REMOVAL AND INSTALLATION .
  11. REMOVE STARTER MOTOR . Refer to "Removal and Installation". 
  12. Remove rear plate cover from converter housing part.
  13. Turn crankshaft, and remove the four tightening bolts for drive plate and torque converter.
    CAUTION: When turning crankshaft, turn it clockwise as viewed from the front of the engine.
    Fig 1: Identifying Torque Converter To Drive Plate Mounting Bolt
    G00750955Courtesy of NISSAN MOTOR CO., U.S.A.
  14. Support transmission assembly with a transmission jack.
    CAUTION: When setting the transmission jack, be careful not to allow it to collide against the drain plug.
  15. Remove engine rear member with power tool.
  16. Remove bolts fixing transmission assembly to engine with power tool.
    CAUTION: Do not perform any work that uses the companion flange section located at the rear part of the transmission as a point of support.
    Fig 2: Identifying Improper Transmission Lifting Techniques
    G00750956Courtesy of NISSAN MOTOR CO., U.S.A.
  17. Remove transmission assembly from vehicle with a transmission jack.
    • Secure torque converter to prevent it from dropping.
    • Secure transmission assembly to a transmission jack.
      Fig 3: Removing & Installing Transmission
      G00750957Courtesy of NISSAN MOTOR CO., U.S.A.