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

WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2006 BMW 325Ci, 2005 BMW 325xi, 2005 BMW 325i, 2005 BMW 325Ci, and 2004 BMW 325xi. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools Required:

NOTE: For special tools, refer to COOLING SYSTEM - SPECIAL TOOLS - 325i, 325Ci, 325xi (M54/E46) .

17 2 018
17 2 019

NOTE: Carry out the work steps listed when: Fitting a new or replacement transmission, flushing can only be carried out with the automatic transmission removed.

Procedure:

Automatic Transmission Removed

Connect appropriate adapters to oil lines exiting from automatic transmission.

Connect the 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.

Feed open end of drain line into a suitable collection container.

Using oil collection unit, flush approx. 1 liter of transmission fluid through oil lines and oil cooler.

Reposition quick-release couplings.

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

Disconnect quick-release couplings, remove adapters.

NOTE: Dispose of flushing oil properly; do not under any circumstances reuse it.