BMW X3 Service & Repair Manual: Zf rack-and-pinion steering
NOTE: The hydraulic fluid reservoirs are marked on the rim of the reservoir and/or the reservoir cap to show which type of oil can be used: ATF oil or Pentosin CHF oil.
The ZF rack-and-pinion steering has lifetime lubrication and is thus maintenance-free.
For topping up/filling hydraulic system:
POWER STEERING OIL
NOTE: Vehicles with AFS/ARS (Dynamic Drive / Active Steering / Active Roll Stabilization) are filled as standard with Pentosin CHF 11S.
In case of repair, the affected steering components must be lubricated with the following grease:
COMPONENT GREASE
NOTE: Calypsol D 4024-OK is a sodium-saponified, cold-resistant grease whose lubricity ranges from -30 ºC to +75 ºC.
E24, e28, e32, e34, and e38
E24, E28 produced prior to 9/87
Pentosin CHF 4548 was used for initial factory filling.
For filling up and replacement the following oil is to be ...
Other materials:
BMW X3 Service & Repair Manual > Brake testing and bleeding: Checking brakes on test stand
Necessary preliminary work:
Check tires for damage.
Check tire treads.
Checking tire inflation pressure.
IMPORTANT:
Make sure the Hill Descent Control (HDC) is not active before driving on to the brake test rig!
The Hill Descent Control (HDC) indicator light must not be on!
Th ...