27 21 040 Replacing radial shaft seal for actuator shaft (ATC 450)
WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
Special tools required:
- 11 1 200
- 11 1 380
- 23 0 490
IMPORTANT:
Read and comply with notes on protection against electrostatic damage (ESD protection), see61 35... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE)
.
Necessary preliminary tasks:
- Disconnect battery earth lead. See 12 00... INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY .
- Remove cross member.
Disconnect connector (1). Release screws (2) and remove transfer box from control unit (longitudinal torque module) (3). Tightening torque, see 27 00 13AZ in TRANSFER BOX IN GENERAL .
Screw special tool 23 0 490 into radial shaft seal. Drive out radial shaft seal (1) with impact weight (2).
Push the assembly sleeve 11 1 380 over the actuator shaft.
IMPORTANT:
Non-observance involves a risk of damage to the radial shaft seal.
Slide the new radial shaft seal (1) over the assembly sleeve (2) onto the actuator shaft.
Drive radial shaft seal fully home using special tool 11 1 200 and plastic hammer. Remove the assembly sleeve.