32 41 037 Removing and installing power steering pump for power steering gear with Dynamic Drive (M54)

IMPORTANT: Adhere to the utmost cleanliness. Do not allow any dirt to enter the hydraulic system.

Seal off pipe connections with plugs.

After installation:

Fill and bleed hydraulic system. See 32 13 006 Bleeding Power Steering Unit .
Check pipe connections for leaks
If necessary, carry out initial operation for Dynamic Drive. See INITIALIZING DYNAMIC DRIVE .

Necessary preliminary tasks:

Draw off and dispose off hydraulic fluid from fluid reservoir. Observe country-specific waste-disposal regulations.
Remove fan cowl with electric fan. See 17 11 031 REMOVING AND INSTALLING/REPLACING FAN .
Remove intake filter housing. See INTAKE SILENCER .
Remove belt pulley. See 32 41 061 Replacing Power Steering Vane Pump .
Remove front assembly underside protection. See 51 47 490 REMOVING AND INSTALLING / REPLACING FRONT UNDERBODY PROTECTION .
Disconnect suction and pressure lines from power steering pump

Unfasten screws.

Tightening torque, see 32 41 6AZ in WHEEL & TIRES - TIGHTENING TORQUES .

Remove pressure line with bracket from power steering pump.

Installation:

Make sure pressure line is laid without tension and with sufficient spacing to adjoining components.

Fig 1: Unfastening Screws