BMW 7 Series: Notes On Fitting A New Pipe Or A Screw Connection
IMPORTANT: Do not kink, twist or crush lines.
Do not disassemble screw connection!
Fitting new screw connection
Insert complete new screw connection consisting of toothed ring (1), banjo
bolt (2) and assembly plug (3) into
air spring/pipe connection of air supply unit.
Tightening torque 37 12 3AZ.
Remove assembly plug (3).
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Fig. 52: Identifying Toothed Ring, Banjo Bolt And Assembly Plug
Slide new pipe (1) into banjo bolt (2) up to marking.
Check installation position of pipe (1) by pulling back slightly.
NOTE: The toothed ring (3) has engaged correctly when the pipe (1) cannot
be pulled
back.
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Fig. 53: Identifying Pipe, Toothed Ring And Banjo Bolt
Fitting new pipes
IMPORTANT: To avoid leaks in the air spring system, it is essential to
avoid scratches on
pipes in particular in the connection area!
OVERVIEW OF DYNAMIC DRIVE (ARS) PRESSURE LINES, FRONT AXLE
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Fig. 54: Identifying Dynamic Drive (ARS) Pressure Lines (Front Axle)
PRESSURE LINES REFERENCE CHART
- Pressure line , valve block VA1
- Pressure line , oscillating motor VA1
- Pressure line , oscillating motor VA2
- Valve block pressure lines (short, rear-wheel drive
only)
OVERVIEW OF DYNAMIC DRIVE (ARS) PRESSURE LINES, REAR AXLE
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Fig. 55: Identifying Dynamic Drive (ARS) Pressure Lines (Rear Axle)
STEERING WITH ARS LINES REFERENCE CHART
- Pressure lines , oscillating motor HA1/HA2
- Pressure lines , underfloor HA1/HA2
OVERVIEW OF LINES, STEERING WITH ARS
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Fig. 56: Identifying Pressure Lines, Hoses, Steering With ARS
PARTS REFERENCE CHART
- Return line
- Suction line
- ARS expansion hose part 3
- ARS return line
- ARS expansion hose part 2
- ARS+AFS return
- ARS expansion hose part 4
- Expansion hose part 2
- Expansion hose part 1
- ARS expansion hose part 1
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Notes
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
Notes
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
Notes
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
SEE MORE:
Control Unit
The EHC control unit is located in a module carrier in the rear of the
luggage compartment on the right-hand
side.
Fig. 132: Identifying Air Supply (LVA) And EHC Control Module On Mounting
Bracket
INDEX REFERENCE CHART
Air supply (LVA)
EHC control module on mounting bracket
The E
Necessary preliminary work:
Remove HEADLIGHT WITH LED TECHNOLOGY
Open screw lock (1).
Release screws (2) and remove protective cap (3).
Tightening torque: 1, 5 Nm
Fig. 35: Opening Screw Lock To Release Screws And Protective Cap
Installation note:
Check seal (1). Replace protective cap (2) if n