32 13 572 Replace Electrical Steering Box (EPS)

32 13 572 Replace electrical steering box (EPS) (N52/N55/N57)







IMPORTANT:
Steering box:
Check connection of steering box for corrosion, clean contacts if necessary. The steering box must be replaced if the corrosion is too far advanced.

Connecting line:
In the event of moisture/corrosion inside the two plug connections, check the insulation of the connecting line. If the insulation reveals any noticeable/striking features, partial replacement will be necessary.
Otherwise it will be sufficient to replace the contacts or connector housing.







NOTE: In a warranty case you must always provide a fault memory printout, even where there is no fault entry, with the defective part.







Necessary preliminary tasks:
- Disconnect battery earth lead

NOTE: High-current-carrying wiring laid with permanent positive connection (80 A fuse).

- Remove underbody protection
- Release bottom of steering shaft at steering box
- Release left and right track rod end at swivel bearing
- Lower front axle support
- Remove anti-roll bar







Unlock plug connections (1) and disconnect.
Undo screws (2).
Tightening torque, 32 00 1AZ.







IMPORTANT:
Risk of damage.
Pay attention to connector housing on steering box while removing steering box.
Press back spring strut a little
Carefully remove steering box towards left-hand side.







Installation note:
Modify track rod end on left and right.







After installation:
- Carry out programming/encoding
- Teach in end stop software
- Perform chassis / wheel alignment check