17 22 010 Removing and installing/replacing gearbox oil cooler for automatic transmission (N63, S63)

WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

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

Necessary preliminary tasks:

Follow INSTRUCTIONS FOR WORKING on cooling system
Drain coolant . See 17 00 008 DRAINING AND ADDING COOLANT IN RADIATOR (N62TU, N63) .
Remove fan cowl . See 17 11 035 REMOVING AND INSTALLING/RENEWING FAN COWL WITH ELECTRIC FAN (N63) .

Recycling

Catch and dispose of drained coolant in a suitable container.

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

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

Observe country-specific waste-disposal regulations.

Unlock and disconnect coolant hoses (1) and (2).

Release screw (3) and remove lines (4).

Installation:

Replace sealing rings.
Tightening torque: 17 22 9AZ .

Release screws (5).

Tightening torque: 17 22 10AZ .

Remove transmission fluid cooler (6).

Fig 1: Identifying Coolant Hoses, Screw And Lines

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Only when replacing transmission fluid cooler, modify THERMOSTAT CARTRIDGE .

NOTE: After completing work, check FLUID LEVEL in automatic transmission, topping up transmission fluid if necessary.