17 21 500 Rinse transmission oil cooler with lines (GA8HP automatic transmission)

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Special tools required:

NOTE: Carry out the operations listed when:
Install a new or exchange transmission.

Procedure:

Automatic transmission removed.

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

Use quick-release coupling to connecting line 17 2 019 from oil dispenser unit.

Use quick-release coupling to drain line 17 2 018 .

Hold and direct open end of drain line into a suitable collecting vessel.

Using oil dispenser unit, flush approx. 1 liter of TRANSMISSION FLUID through oil lines and transmission oil cooler.

Reposition quick-release couplings.

Flush oil lines/transmission oil cooler in opposite direction with approx. 1 liter of TRANSMISSION FLUID .

Disconnect quick-release couplings.

Remove adapter.

Recycling:

Never use flushing oil.

Dispose of flushing oil according to country-specific waste disposal regulations.

Press hydraulic lines (1) into adapters (2).

Slide clamping bracket (3) into guides and secure with screw (4).

Fig 1: Identifying Hydraulic Lines, Adapters, Clamping Bracket And Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Arrangement of flushing device:

Fig 2: Identifying Transmission Flushing Device Arrangement

Courtesy of BMW OF NORTH AMERICA, INC.

Special tools required:

NOTE: Carry out the work steps listed when:
Installing a new or exchange transmission.
Flushing can only be carried out when the automatic transmission is removed.

Procedure:

Automatic transmission removed.

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

Use quick-release coupling to connecting line 17 2 019 from oil dispenser unit.

Use quick-release coupling to connect drain line 17 2 018 .

Hold and direct open end of drain line into a suitable collecting vessel.

Using oil dispenser unit, flush approx. 1 liter of TRANSMISSION FLUID through oil lines and transmission oil cooler.

Reposition quick-release coupling.

Flush oil lines/transmission oil cooler in opposite direction with approx. 1 liter of TRANSMISSION FLUID .

Disconnect quick-release coupling.

Remove adapter.

NOTE: Dispose of flushing oil correctly.
Do not reuse under any circumstances.