Page 221 of 435

220 Controls in detailDriving systems
The indicator lamp is then lit. The dis-
play switches off when the vehicle is
raised.
Press switch2 again to lower the ve-
hicle. The indicator lamp is off.
The selected vehicle level setting remains
stored in memory even if the engine is
turned off and restarted except when you
exceed a speed of 75 mph (120 km/h)
or
maintain a speed of between 50 mph
(80 km/h) and 75 mph (120 km/h) for
more than 5 minutes
The vehicle then lowers to regular level.
The message:
AIRMATIC
LEV. SELECT. CANCELED!appears in the multifunction display and
the indicator lamp is off. The display
switches off when the vehicle is raised.
Active Body Control (ABC)*
The ABC system automatically selects the
optimum suspension tuning and ride
height for your vehicle.
Suspension tuning
The suspension tuning is set according to:
Your driving style
Road surface conditions
The vehicle loading
Your choice of suspension style,
“sporty” or “regular”, which you select
using the ABC button
The selected suspension style is stored
in memory, even after the SmartKey is
removed from the starter switch.The ABC switch with the indicator lamps is
located in the upper part of the center con-
sole.
1Indicator lamp
2ABC switch
Start the engine.
Page 319 of 435
318 Practical hintsWhat to do if …?Symbol messagesDisplay symbol
Display message
Possible cause
Possible solution
@
AIRMATIC
STOP, CAR TOO LOW!
The vehicle is parked on an extremely
uneven surface.
Press the vehicle level control button to
select the raised vehicle level
(page 219).
The vehicle level control is malfunction-
ing.
Stop and press the vehicle level control
button to select a higher vehicle level
(page 219).
Do not turn steering wheel too far to
avoid damaging the front fenders.
Listen for scraping noises.
Do not exceed a speed of 50 mph
(80 km/h).
Visit an authorized Mercedes-Benz center
as soon as possible.
AIRMATIC
DRIVE CAREFULLY!
The capability of the AIRMATIC system is
restricted.
Do not exceed a speed of 50 mph
(80 km/h).
Visit an authorized Mercedes-Benz center
as soon as possible.
Page 320 of 435
319 Practical hints
What to do if …?
Display symbol
Display message
Possible cause
Possible solution
@
DISPLAY MALFUNCTION
VISIT WORKSHOP!
The display for AIRMATIC or the AIRMAT-
IC system itself is malfunctioning.
Visit an authorized
Mercedes-Benz Center as soon as possi-
ble.
AIRMATIC
LEV. SEL. CANCELED!
You have exceeded a speed of
75 mph (120 km/h).
or
You have maintained a speed of be-
tween 50 mph (80 km/h) and 75 mph
(120 km/h) for more than 5 minutes.
Press the vehicle level control button to
adjust the vehicle level (
page 219).