17 22 010 Removing and installing/replacing transmission oil cooler for automatic transmission (N55)

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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: Identifying Coolant Hoses, Transmission Oil Lines And Nuts

Courtesy of BMW OF NORTH AMERICA, INC.

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