BMW 7 Series: Carrying Out Ride Height Adjustment
NOTE: Ride height adjustment must be carried out after the following work:
- Removal/replacement of ride height sensor or its control rod (only
necessary for vehicles with air suspension or vehicles with VDC)
- Replacement of wiring harness
- Replacement of air supply system control unit (F01/F02/F04/F07/F11)
- Replacement of vertical dynamics management control unit
- Replacement of ICM control unit (Integrated Chassis Management)
Connect BMW diagnosis system.
Switch the ignition on.
Carry out ride height adjustment (menu item: "Service function").
IMPORTANT: Following ride height adjustment, for vehicles with:
- Run Flat Indicator: initialize RUN FLAT INDICATOR
- Tyre Pressure Monitor: RESETTING TYRE PRESSURE MONITOR
CHECKING AIR SPRINGS FOR DAMAGE
NOTE: If a vehicle has been driven with depressurized air springs, the air
springs must
always be replaced.
Checking air spring strut on rear axle:
Necessary preliminary work
- Undo AIR SPRING STRUT on wheel carrier
Do not release air spring strut in the upper wheel arch!
Air spring strut is damaged:
- if pressing the lower spring strut eye moves the lower section of the
spring strut (gaiter) in longitudinal direction toward the spring strut
upper section (see illustration)
Fig. 1: Movement Of Lower Spring Strut Eye
DANGER OF POISONING IF OIL IS INGESTED/ABSORBED THROUGH THE SKIN
Danger of poisoning!
Ingesting oil or absorbing through the skin may cause poisoning!
Possible symptoms are:
- Headaches
- Dizziness
- Stomach aches
- Vomiting
- Diarrhoea
- Cramps/fits
- Unconsciousness
Protective measures/rules of conduct
- Pour oil only into appropriately marked containers
- Do not pour oil into drinking vessels (drinks bottles, glasses, cups or
mugs)
- Observe country-specific safety regulations
First aid measures
If the person affected is unconscious, do not administer anything by mouth,
place the person in the recovery
position and seek immediate medical attention.
INFORMATION ON USING CLEANING AGENT/PAINTS (PERSONAL PROTECTION
EQUIPMENT)
WARNING: Use of cleaning agents/paints not compliant with instructions
can cause
serious injuries or burns!
Handling cleaning agents/paints can trigger allergic skin and respiratory
reactions!
IMPORTANT: Observe following instructions:
- Store cleaning agents/paints only in a secure cabinet.
- Keep cleaning agents/paints away from naked flames and other sources
of ignition.
- Protect cleaning agents/paints from high temperatures and direct
sunlight.
- Always keep an eye bath on hand, change the water regularly (once a
month).
IMPORTANT: Observe following instructions before use:
- Manufacturer's instructions (on container/packaging)
- Hazard warnings (on container/packaging)
- Manufacturer's instructions on package insert
- Material safety data sheet of manufacturer
- Product information in EPC
- National market regulations
IMPORTANT: Observe following instructions during use:
- Do not eat, drink or smoke while working with these products.
- Avoid direct contact with skin and eyes.
- Wear personal protective clothing/equipment.
- Ensure that all enclosed areas are well ventilated or extract fumes
directly.
- Immediately change working clothes soiled with cleaning agent/paint.
- After finishing work, wash your hands and apply protective skin
cream.
IMPORTANT: Follow hazard warnings and wear personal protection equipment!
First Aid:
Recycling
Dispose of cleaning agents/paints in a professional manner!
Observe national/country-specific disposal regulations.
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NOTE: The Service function Initial operation of Dynamic Drive must be
carried out
after:
Work on the Dynamic Drive system which involved opening hydraulic
lines
Replacement/Programming/Coding Dy
System-related causes (no faults)
Control tolerance when "Ignition off", but vehicle is awake (e. g.
hazard warning switch is lit): +- 7
mm (applies from integration level 10-06-500 or CAF 4.5.4-
Fig. 3: Identifying 2-Axle Ride-Height Control System Components
Air suspension strut, front left and right
Ride height sensor, front left and right
Vertical Dynamics Management (VDM) control uni
SEE MORE:
Through intelligent design layout and optimum package space utilization on
the new F01/F02, the basis has
been created for distinctly increasing the driving dynamics while improving
comfort and vehicle handling.
At virtually identical wheel loads, a greater track width and a larger wheelbase
hav
The characteristic of this version with ambient pressure:
The connection for the vacuum hose of the fuel pressure regulator is located
between the throttle and the air
cleaner or on the air cleaner.
Test prerequisite:
The correct fuel pressure regulator is fitted.
Using the EPC, check whether the