32 13 070 Removing and installing electric steering box (EPS): Notes
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Hybrid vehicles only:
WARNING:
The following points must be strictly observed prior to starting work
:
- Observe safety information for handling with hybrid cars
- Disconnect high-voltage system from the supply
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.
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 LEADNOTE: High-current-carrying wiring laid with permanent positive connection (80 A fuse).
- Remove underbody protection at FRONT and REAR .
- Remove COVER FOR STEERING ASSEMBLIES on left and right
- Remove stiffening plate (F12)
- Remove TRACK ROD END ON BOTH SIDES FROM SWIVEL BEARING
- Remove LOWER SECTION OF STEERING SHAFT FROM STEERING BOX
- Version with Dynamic Drive:
IMPORTANT:
To avoid the need for axle/wheel alignment, mark position of steering box (1) to front axle support (2).
To do so, draw a wide white stripe on the front bolting points (left and right) and apply a thin black marking (3) to this stripe.
To do so, draw a wide white stripe on the front bolting points (left and right) and apply a thin black marking (3) to this stripe.
Release screws (1) and tie anti-roll bar (2) to front axle support.
Tightening torque 31 35 1AZ .
Unlock plug connection (1) and disconnect.
Release screws (1).
Lay holder (2) with wiring to one side.
Undo screws (1) and remove steering box from below.
Tightening torque 32 00 1AZ
Installation note:
When installing, make sure that the steering box is realigned to the marking applied to the front axle support prior to removal.
Replace screws
IMPORTANT:
Risk of damage!
Plug connection (1) on electrical steering box must not be damaged when removing.
Plug connection (1) on electrical steering box must not be damaged when removing.
Remove steering box with wiring harness downward.