Removing Cooler For Automatic Transmission

Removing And Installing/Replacing Heat Exchanger For Automatic Transmission

Special tools required:
^ 17 0 030

Necessary preliminary tasks:
^ After completing this operation, check fluid level in automatic transmission.
^ Drain off and top up coolant.

Recycling
Catch and dispose of escaping transmission fluid.
Observe country-specific waste-disposal regulations.





Illustrations show E46.

Unlock lines (1 and 2) with special tool 17 0 030 and detach.

Catch and dispose of escaping transmission fluid.





Illustrations show E46.

Pull lock (1) upwards and detach heat exchanger towards rear.

Installation:
Press lock (1) downwards before pushing on heat exchanger. The lock must snap audibly into place when the heat exchanger is forced on.





Check sealing rings (1), replace if necessary.