BMW 7 Series: Replace Electrical Steering Box (EPS)
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 work:
- Disconnect BATTERY EARTH LEAD
NOTE: High-current-carrying wiring laid with terminal 30 (80 A fuse).
- Remove underbody protection at FRONT and REAR
- Remove COVER FOR STEERING ASSEMBLIES on left and right
- Remove stiffening plate
- Remove TRACK ROD END on both sides from swivel bearing
- Remove LOWER SECTION of steering shaft from steering box
- Version with Dynamic Drive:
- Remove ANTI-ROLL BAR LINK ON RIGHT OF ANTI-ROLL BAR
Unlock plug connection (1) and disconnect.
Fig. 56: Identifying Connectors
Release screws (1).
Lay holder (2) with wiring to one side.
Fig. 57: Identifying Holder And Screws
Release screws (1) and tie anti-roll bar (2) to front axle support.
Tightening torque 31 35 1AZ.
Fig. 58: Identifying Anti-Roll Bar Link With Screws
Release screws (1).
Tightening torque 32 00 1AZ
Installation note:
Replace screws.
Fig. 59: Identifying Steering Box Screws
IMPORTANT: Risk of damage!
Plug connection (1) on electrical steering box must not be damaged when
removing.
Remove steering box with wiring harness downward.
Fig. 60: Identifying Con
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
READ NEXT:
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
WARNING: DANGER OF POISONING if oil is ingested/absorbed through the
skin!
RISK OF INJURY if oil comes into contact with eyes and skin!
IMPORTANT: Adhere to the utmost cleanliness. Do not allow any d
INSTRUCTIONS FOR REMOVING AND INSTALLING EAR CLIPS
Notes
NOTE: The work steps are show on assorted components.
Ear clip must always be replaced.
To remove an ear clip, place special tool 32 1 260 at r
SEE MORE:
General information
Tire and system status are indicated by the color
of the wheels and a SMS text message on the
Control Display.
Any existing messages may not be deleted if the
displayed target pressure is not reached after the
tire inflation pressure is corrected.
All wheels green
The system i
Situation
When a shock absorber is faulty on one side (leaking, noises, etc.), often
both shock absorbers on the axle in
question are replaced.
Effect
This is not necessary for technical reasons and causes the manufacturer not
to recognize the unnecessarily
removed shock absorbers as defective par