28 60 020 Replacing wiring harness (GS7D36SG)

WARNING: This page is about a different car, the 2011 BMW M3, 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: After completion of work, check TRANSMISSION OIL LEVEL .
Use only the approved gear oil for dual clutch transmission.
Failure to comply with this instruction will result in serious damage to the twin-clutch gearbox.

IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION) .

Necessary preliminary tasks

Remove TWIN-CLUTCH GEARBOX
Remove MECHATRONICS
Remove CLUTCH

Release screw (1).

Fig 1: Identifying Wiring Harness Screw

G06905126

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1).

Tightening torque: see 28 10 HOUSING WITH ADD-ON PARTS .

Release aluminum screw (6).

Tightening torque: see 28 10 HOUSING WITH ADD-ON PARTS .

Installation:

Replace aluminum screw.

Release combination sensor (2) from housing.

Disconnect connector (3).

Removing wiring harness (4) with earth terminal (5) from housing.

Fig 2: Identifying Connector And Combination Sensor Screw

G06905071

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Guide earth terminal (5) carefully through transmission connector bore.

Risk of damage to sealing surface.

IMPORTANT: To disconnect combination sensor plug:
Press lock together in area (1) and simultaneously detach plug.

Fig 3: Identifying Combination Connector Sensor Locks Pressing Area

G06905072

Courtesy of BMW OF NORTH AMERICA, INC.