17 22 010 Removing And Installing/Replacing Transmission Oil Cooler For Automatic Transmission (N55) RWD

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IMPORTANT: Risk of scalding!
Only perform this repair work after engine has cooled down.

Necessary preliminary tasks:

FOLLOW instructions for repair work on the cooling system.
Disconnect coolant hoses on transmission oil cooler with a suitable tool.
REMOVE LEFT CHARGE AIR DUCT .

Recycling

Catch and dispose of drained coolant in a suitable container.

Transmission oil emerges when fluid lines are detached from transmission oil cooler.

Catch and dispose of escaping transmission oil in a suitable container.

Observe country-specific waste disposal regulations.

NOTE: For purposes of clarity, the intake plenum is shown removed.

Release and disconnect coolant hoses (1).

Unlock transmission oil lines (2) and detach.

Unscrew nuts (3).

Tightening torque: 17 10 5AZ .

Remove transmission oil cooler (4).

Fig 1: Coolant Hoses, Transmission Oil Lines And Cooler

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Assemble engine.
Check OIL LEVEL in automatic transmission. If necessary, top up automatic transmission oil.