Mercedes-Benz 2013 CL Operator's Manual page 309

AIRMATIC
Vehicle level
Important safety notes
Your vehicle regulates its height
automatically. All-round level control ensures
the best possible suspension and constant
ground clearance, even with a laden vehicle.
When you drive fast, the vehicle is lowered
automatically to improve driving safety and to
reduce fuel consumption.
The following vehicle levels are possible:
Normal
R
raised: the vehicle is raised by about
R
1.20 in (30 mm) when compared with the
normal level
lowered: the vehicle is lowered by about
R
0.40 in (10 mm) when compared with the
normal level
The "Normal" and "Raised" vehicle levels can
be set manually.
The "Lowered" vehicle level is set
automatically at speeds over 60 mph
(100 km/h).
Setting the vehicle level
Select the "Normal" setting for normal road
surfaces and "Raised" for driving with snow
chains or on particularly poor road surfaces.
Your selection remains stored even if you
remove the SmartKey from the ignition lock.
G WARNING
To help avoid personal injury, keep hands and
feet away from wheel housing area, and stay
away from under the vehicle when lowering
the vehicle chassis.
Driving systems
Setting raised level
Start the engine.
X
If indicator lamp ; is not lit:
Press button :.
X
Indicator lamp ; lights up. The vehicle
height is adjusted to raised level.
The Vehicle Rising
the display.
The "Raised level" setting is canceled if you:
drive at speeds above 75 mph (120 km/h)
R
drive for about three minutes at speeds
R
above 50 mph (80 km/h).
The "Raised level" remains active when you
are not driving within these speed ranges.
Setting the normal level
Start the engine.
X
If indicator lamp ; is lit:
Press button :.
X
Indicator lamp ; goes out. The vehicle is
adjusted to normal level.
Suspension tuning
General notes
The Adaptive Damping System (ADS)
automatically controls the calibration of the
dampers and springs.
307
message appears in
Z