Procedures

17 21 500 Flushing transmission oil cooler with lines (automatic transmission)

Special tools required:





Note:
Carry out the work steps listed when:

Installing a new or replacement transmission.

Flushing can only be carried out with the automatic transmission removed.





Procedure:
Automatic transmission removed.

Connect appropriate adapters (see description below) to oil lines exiting from automatic transmission.

Connect connecting line 17 2 019 from the oil collection unit with the quick-release coupling.

Connect drain line 17 2 018 using quick-release coupling.

Hold and direct open end of drain line into a suitable drip tray.

Using oil collection unit, flush approx. 1 litre of transmission fluid (refer to BMW Service Operating Fluids) through oil lines and transmission oil cooler.

Reposition quick-release couplings.

Flush oil lines/transmission oil cooler in opposite direction with approx. 1 litre of transmission fluid (refer to BMW Service Operating Fluids).

Disconnect quick-release couplings.

Remove adapter.

Note:
Dispose of flushing oil correctly.

Do not reuse under any circumstances.








Arrangement, flushing apparatus for transmissions A5S 310Z, A5S 560Z, A5S 360R/390R, A4S 200R, A5S 325Z








Arrangement of flushing apparatus for transmission A4S 310R








Arrangement of flushing apparatus for transmission A4S 300J








Arrangement of flushing apparatus for transmission A5S 440Z