2012 Infiniti M37 BaseFACTORY OEM SERVICE PROCEDURE

Transmission Assembly: Disassembly

CAUTION: Never disassemble parts behind drum support. Refer to "CROSS-SECTIONAL VIEW ".
  1. Drain ATF through drain plug.
  2. Remove torque converter by holding it firmly and turning while pulling straight out.
    Fig 1: Removing Torque Converter
    G04876017Courtesy of NISSAN NORTH AMERICA, INC.
  3. Remove tightening bolts (<==) for converter housing and transmission case.
    • VQ37VHR models
      Fig 2: Locating Converter Housing Bolts (VQ37VHR)
      G07013604Courtesy of NISSAN NORTH AMERICA, INC.
    • VK56VD models
      Fig 3: Locating Converter Housing Bolts (VK56VD)
      G07023132Courtesy of NISSAN NORTH AMERICA, INC.
  4. Remove converter housing from transmission case.
    CAUTION: Be careful not to scratch converter housing.
  5. Remove O-ring from input clutch assembly.
    Fig 4: Identifying O-Ring
    G04876020Courtesy of NISSAN NORTH AMERICA, INC.
  6. Remove tightening bolts (<==) for oil pump assembly and transmission case.
    Fig 5: Identifying Oil Pump Bolts
    G07013606Courtesy of NISSAN NORTH AMERICA, INC.
  7. Attach the sliding hammers [SST: ST25850000 (J-25721-A)] (A) to oil pump assembly (1) and extract it evenly from transmission case.
    Fig 6: Attaching Sliding Hammers To Oil Pump Assembly
    G08649531Courtesy of NISSAN NORTH AMERICA, INC.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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