00 11..... Draining/topping up gear oil in manual transmission

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NOTE: Gearbox must be at normal operating temperature.
Gear oil:

Refer to MANUAL TRANSMISSION - OPERATING FLUIDS .

Filling capacities:

Refer to TECHNICAL DATA .

Draining gear oil:

Release oil drain plug (1) and filler plug (2).
Clean oil drain plug (1) and screw in.
Tightening torque: see Fig 1 and TRANSMISSION DESIGNATIONS .

Fig 1: Tightening Torque 23 00 4AZ
Courtesy of BMW OF NORTH AMERICA, INC.

Fill transmission with transmission oil.

Pour in gear oil until overflowing.
Screw in oil filler plug (2).
Tightening torque: see Fig 1 and TRANSMISSION DESIGNATIONS .

Fig 2: Identifying Oil Drain Plug And Filler Plug

Courtesy of BMW OF NORTH AMERICA, INC.