Oil Change In Automatic Transmission

Oil change in automatic transmission (A4S 310R / 270R)

Note:
- Transmission at operating temperature.
- The vehicle must be on level ground.
- Apply parking brake.




Unfasten drain plug.

Installation:
Replace sealing ring.
Tightening torque: 25 Nm (18.5 ft lb)


Version with dipstick:



Tilt handle and remove dipstick.




With special tool 24 0 080 top up with automatic transmission fluid.

Query transmission oil temperature with MODiC or BMW Service Tester.

Note: Never wipe off oil dipstick with a cloth which loses lint.

Start engine.

Apply brake and run through all driving stages several times in neutral.

Move selector lever into position "P".




Determine oil level (H) with dipstick.

Using following table, correct oil level by draining or topping up.





Version without dipstick:



Unfasten tiller screw.

Installation:
Replace sealing ring.
Tightening torque: Mechanical Specifications




To top up, attach filler neck (2) to filler aperture.

Top up automatic transmission fluid until it overflows.

Screw in filler screw.




Query transmission oil temperature with MODiC or BMW Service Tester.

Start engine.

Apply brake and run through all driving stages several times in neutral.

Transmission temperature between 30...55°C.

Move selector lever into position "P".

Unscrew filler plug (1).

Correct oil level by draining or topping up until it overflows.