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Manual Transmission: Removal

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  1. Disconnect battery. See INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY .
  2. Remove front underbody protection.
  3. Remove complete exhaust system. See REMOVING AND INSTALLING COMPLETE EXHAUST SYSTEM (M54) .
  4. Remove heat shield. Remove front propeller shaft at transfer box and tie to one side. See DRIVE SHAFTS & UNIVERSAL JOINTS article.
  5. Install Special Tool (11 0 250) between dome cross-brace and engine suspension eye and secure with dowel pin. See Fig 1. Pretension special tool with adjusting screw (1) to measurement "A". Engine secured in installation position. Installation position, measurement "A" = approximately 36 cm.
  6. Remove propeller shaft from transmission. Release center bearing. Tie propeller shaft to one side. See DRIVE SHAFTS & UNIVERSAL JOINTS article.
  7. Unfasten screws and remove transmission cross-member. See Fig 2.
  8. Detach plug (1) from reversing light switch. See Fig 3. Release cable from mountings and tie to one side.
  9. Detach plugs (1) and (2) from servomotor. See Fig 4.
    10. NOTE: Pressure line of clutch slave cylinder remains connected. Relieve tension on clutch slave cylinder slowly; otherwise air will be drawn in through sealing sleeve.
  10. Release nuts and remove clutch slave cylinder. See Fig 5.
    11. CAUTION: Risk of damage: When lowering the transmission, make sure the engine does not rest against the bulkhead.
  11. Lower transmission: turn Special Tool (11 0 250) back with adjusting screw (1) to measurement "A". See Fig 1. Transmission in removal position. Transmission removal position, measurement "A" = approximately 34 cm.
    12. NOTE: Illustrations show E60.
  12. Unlock bearing pin (1) in direction of arrow and remove. See Fig 6. Lift out shift arm.
  13. Lift off retainer (1). See Fig 7. Disconnect shift rod (2).
  14. Unfasten screws. See Fig 8.
  15. Unscrew bolt (1). See Fig 9.
  16. Support transmission with Special Tools (23 0 134, 23 0 131, 23 0 132, 23 0 112) and (00 2 030). See Fig 10.
    17. CAUTION: Do not allow transmission to hang from the transmission input shaft when removing and installing, as the clutch disk will be deformed.
  17. Unfasten screws. See Fig 11. Pull transmission downwards and remove.
Fig 1: Supporting Engine & Transmission
G00382240Courtesy of BMW OF NORTH AMERICA, INC.
Fig 2: Removing Transmission Cross-Member
G00382241Courtesy of BMW OF NORTH AMERICA, INC.
Fig 3: Detaching Cable Plug From Reverse Gear Switch
G00374670Courtesy of BMW OF NORTH AMERICA, INC.
Fig 4: Detaching Plugs From Servomotor
G00382242Courtesy of BMW OF NORTH AMERICA, INC.
Fig 5: Removing Clutch Slave Cylinder
G00374665Courtesy of BMW OF NORTH AMERICA, INC.
Fig 6: Removing Bearing Pin
G00382243Courtesy of BMW OF NORTH AMERICA, INC.
Fig 7: Disconnecting Shift Rod
G00382244Courtesy of BMW OF NORTH AMERICA, INC.
Fig 8: Locating Transmission To Engine Screws
G00382245Courtesy of BMW OF NORTH AMERICA, INC.
Fig 9: Locating Bolt
G00382246Courtesy of BMW OF NORTH AMERICA, INC.
Fig 10: Supporting Transmission
G00382247Courtesy of BMW OF NORTH AMERICA, INC.
Fig 11: Removing Transmission (Locating Transmission To Engine Mounting Bolts)
G00374671Courtesy of BMW OF NORTH AMERICA, INC.
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