Special tools required:
WARNING: Danger of injury! Failure to comply with the following instructions may result in the vehicle slipping off the lifting platform and critically injuring other persons.
When supporting components, make sure that:
IMPORTANT: Before lowering/removing front axle support: Observe SAFETY INFORMATION for raising the vehicle In order to avoid damage to vehicle hoist, perform weight compensation on vehicle.
Load spring strut domes with sand bags.
WARNING: SECURE ENGINE IN INSTALLATION POSITION WITH SPECIAL TOOL to prevent it from falling down.
Necessary preliminary tasks:
Disconnect plug connection (1) on steering box.
Disconnect plug connections (2) on steering box and set down with left side member.
Unclip cable (1) of steering box on front axle support and set down with right side member.
Installation note: Replace faulty cable clips.
N52T, N55: Loosen screws on the coolant pipe (1).
IMPORTANT: Make sure when lowering/removing the front axle that the cable of the steering box is not damaged.
Engage special tool 31 5 251 with a 2nd person helping completely on workshop jack 00 2 030 .
Insert special tools 31 5 255 in telescopic supports of a profile rail pair.
Insert special tools 31 5 256 in telescopic supports of other profile rail pair.
NOTE: In a profile rail pair, two profile rails are connected to one another by gearing.
The mounting points on the left side are shown: Align special tools 31 5 251 , 31 5 255 and 31 5 256 to front axle support.
Support front axle support by operating workshop jack 00 2 030 .
Release screws (1).
Lower front axle support.
Installation note:
Check thread for damage.
If necessary, repair with HELICOIL THREAD INSERT.
BMW X3 Service & Repair Manual > Suspension: Tire mounting paste
1.0 TIRE MOUNTING PASTE
Use only a lubricant specifically designed for this purpose (former BMW Part No. 81 22 9 407 288).
Wurth Tire Mounting Paste Part No. 892800
Silicone sprays are not acceptable, as they are extremely slippery and don't dry. If applied to the tire bead, it is
likely tha ...