System Overview: Notes

The components of the 2-stage transmission oil cooling system are built into the left side of the transmission.

Fig 1: Identifying M DCT Transmission (External Left Side)

Courtesy of BMW OF NORTH AMERICA, INC.

The mechatronics module is integrated into the transmission on the right side. The oil lines lead to the oil to air heat exchanger (coming from the left side of the transmission).

Fig 2: Identifying M DCT Transmission (External Right Side)

Courtesy of BMW OF NORTH AMERICA, INC.

The electronic M DCT transmission control is networked with the M gear selector switch and the interfaces to the E9x M3 vehicle electrical system. The E9x-M3 vehicle electrical system has been expanded to include the M double clutch transmission.