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Home >> BMW >> 2012 >> 528i >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - Repair >> Electrical Add-On Parts >> 12 35 005 Remove/Install/Replace Electric Machine

12 35 005 Remove/Install/Replace Electric Machine

Special tools required: 

WARNING: High-voltage system - danger to life!
The following points must be strictly observed prior to starting work: 

Necessary preliminary work: 

Fix special tool 24 0 200 to marked positions on automatic transmission (1).

Using special tool 24 0 200 , fit automatic transmission (1) to special tool 00 2 300 (assembly stand).

Fig 1: Installing Automatic Transmission To Special Tool (00 2 300)
G09914213Courtesy of BMW OF NORTH AMERICA, INC.

Position automatic transmission (4) vertically.

Release screw (1).

Release screws (2) of electrical machine (3) on automatic transmission (4).

Fig 2: Automatic Transmission, Electrical Machine And Screws
G09914214Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Replace screws.

Observe screw-fitting sequence:

  1. Apply tightening force to screws (1 - 5) in numeric sequence.

    Jointing torque: 12 35 1AZ .

  2. Tighten screw (6).

    Tightening torque: 12 35 2AZ .

    Fig 3: Transmission Housing Bolts Tightening/Loosening Sequence
    G09914215Courtesy of BMW OF NORTH AMERICA, INC.

Screw special tool 2 297 311 in electrical machine (1).

Fig 4: Installing Special Tool (2 297 311) In Electrical Machine
G09914216Courtesy of BMW OF NORTH AMERICA, INC.

Position workshop crane (1) vertically over electrical machine (2).

Attach workshop crane to special tool 2 297 311 .

Carefully lift out electrical machine (2) from automatic transmission (3) with workshop crane (1).

Sourcing reference, workshop crane: 

Fig 5: Attaching Workshop Crane To Special Tool (2 297 311)
G09914217Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Clean automatic transmission prior to installation of electrical machine (1).

Align to electrical machine (1) to transmission aperture for high-voltage connection (2) and rotor position sensor (3).

Carefully insert electrical machine (1) in automatic transmission.

Fig 6: Installing Electrical Machine
G09914218Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT: Position electrical machine (1) to recesses of special tool 2 297 312 .

Carefully place electrical machine (1) on special tool 2 297 312 .

Fig 7: Positioning Electrical Machine
G09914219Courtesy of BMW OF NORTH AMERICA, INC.

Connect BMW diagnosis system:

  1. Service functions.
  2. Power train.
  3. Hybrid car.
  4. Electrical machine electronics.
  5. Motor position sensor adjustment.