BMW 7 Series: Front Axle Suspension
REMOVE AND INSTALL/REPLACE STIFFENING PLATE (ALL-WHEEL DRIVE)
IMPORTANT: Observe safety instructions for raising the vehicle Driving without stiffening plate is not permissible!
Necessary preliminary work
- Remove UNDERBODY PROTECTION in front and rear
Release screws (1).
Remove stiffening plate (reinforcement plate) (2).
Installation note: Replace screws.
Tightening torque 31 10 2AZ.
.png)
Fig. 15: Identifying Stiffening Plate (Reinforcement Plate) With Screws
REMOVING AND INSTALLING/REPLACING FRONT UNDERBODY PROTECTION
Graphic is only an example. Detail deviations depending on model or engine version are possible.
Unscrew all bolts.
Remove underbody protection (1) in direction of arrow from bumper trim (2).
Installation note: Make sure underbody protection (1) is correctly seated.
.png)
Fig. 16: Removing Underbody Protection From Bumper Trim
REMOVING AND INSTALLING/REPLACING REAR UNDERBODY PROTECTION
Necessary preliminary tasks
- Remove FRONT UNDERBODY PROTECTION
Unscrew all bolts.
Remove underbody protection (1).
Installation: Make sure underbody protection (1) is correctly seated.
.png)
Fig. 17: Locating Underbody Protection Bolts
READ NEXT:
Front Sub-Frame
Lowering/Raising Front Axle Support (Universal Lifter)
Notes
IMPORTANT: Before lowering front axle support:
Observe SAFETY INFORMATION on raising the vehicle.
In order to avoid damage to vehicle hois
Removing And Installing/Replacing Top Right Wishbone
NOTE: Control arms with + or - marking (see graphic) are camber correction
arms:
- Underdimension variant
+ Overdimension variant
These camber correction arms are used to correct the camber values by
SEE MORE:
Removing And Installing/Renewing Rain Gutter For Glass Slide/Tilt
Sunroof
Necessary preliminary tasks
Remove GLASS SLIDE/TILT SUNROOF LID.
NOTE: Initiate manual movements of guide element via the drives using an
offset Allen
key.
Installation:
Microencapsulated screws (Loctite) must be replaced and may not be
reused
Screw connection must be completed within 20 mi
Removing And Installing/Replacing Both Solenoid Valves On Left Side
(N63)
IMPORTANT: Always check that the solenoid valves are clean during removal
and
installation.
Possible malfunctions if valves are contaminated:
Irregular operation
OBD incorrect entry
Poor exhaust gas values
Low engine performance
IMPORTANT: Risk of damage!
Do not clean solenoid valves with co
