33 10 010 Removing and installing/replacing rear differential
WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.
Special tools required:
- 33 4 420
See REAR AXLE - SPECIAL TOOLS .
IMPORTANT:
Use only approved rear differential oils!
See REAR AXLE - OPERATING FLUIDS
.
NOTE:
The following sequence was created using the E87 with N45 as an example. Differences in detail (e.g. due to vibration damper
) in other engines are possible.
Necessary preliminary tasks:
- Remove propeller shaft from rear differential . See 26 11 000 REMOVING AND INSTALLING PROPELLER SHAFT (INSERTED) COMPLETELY .
- Remove output shaft from rear differential at both ends and tie back.
IMPORTANT:
Observe gap between special tool 33 4 420 and dust plates.
To avoid grinding noises, make sure the dust plates are not damaged (e.g. bent).
To avoid grinding noises, make sure the dust plates are not damaged (e.g. bent).
Support rear differential with workshop jack and special tool 33 4 420.
Release screws (1).
Release nut (2) and remove screw towards rear.
Slowly lower workshop jack and remove rear differential towards rear.
IMPORTANT:
Adhere to the following installation sequence in order to prevent distortion of the rear differential during installation and thereby avoid potential complaints about noise.
Installation sequence:
- Install rear differential with workshop jack and special tool 33 4 420.
- Insert bolts (1) (do not tighten down)
- Insert screw from rear and replace nut (2) (do not tighten down)
- Lower workshop jack
- Tighten down screws (1)
Tightening torque 33 17 1AZ, see 33 17 REAR AXLE DIFFERENTIAL MOUNTINGS
- Tighten nut (2)
Tightening torque 33 17 1AZ, see 33 17 REAR AXLE DIFFERENTIAL MOUNTINGS
After installation:
- Check rear differential oil level , correct if necessary. See REAR AXLE - OPERATING FLUIDS and 00 11... CHECKING/TOPPING UP OIL LEVEL IN REAR DIFFERENTIAL .