Ambulance: raising the vehicle level above the driving level (centre position) is not possible. Only the lowest position and the driving level can be set.
Speed signal: in order to operate electronic level control, the parking brake must not be applied. Electronic level control can be operated manually up to 10 km/h. If this speed is exceeded, driving level will be set automatically.
30-minute run-on module: electronic level control can be operated up to 30 minutes after switching off the vehicle.
The remote control is located in a holder on the B‑pillar on the driver's side. Remove the remote control from the holder before use.
Electronic level control starts automatically if the vehicle is switched on. Operation is only possible after the parking brake has been applied.
Electronic level control performs a self-check regularly when it is activated and while in use. Indicator lamp 
on the remote control lights up for about one second when you switch on the vehicle.
behaves in the following ways: the indicator lamp does not light up when you switch on the vehicle
or
the indicator lamp then lights up again or flashes
In addition, a warning tone is emitted from the remote control for approximately 30 seconds. The fault that has been detected can be shown using the indicator lamps (signalling of fault codes).
or 
until the vehicle level reaches the required height. The indicator lamp on button or flashes as long as the vehicle level is being changed. When the vehicle level has been set, the indicator lamp on button or lights up.
. From the highest position to driving level
From driving level to the lowest position
The indicator lamp on button flashes as long as the vehicle level is being changed. When the vehicle level has been set, the indicator lamp on button lights up.
By pressing button during the movement, the original position will be reset.
. From the lowest position to driving level
From driving level to the highest position
The indicator lamp on button flashes as long as the vehicle level is being changed. When the vehicle level has been set, the indicator lamp on button lights up.
By pressing button during the movement, the original position will be reset.
. Electronic level control automatically raises or lowers the vehicle to driving level.
or 
until you hear a warning tone. The vehicle level set has been saved on corresponding button or .
or . Electronic level control automatically raises or lowers the vehicle to the saved driving level.
The indicator lamp on button or flashes as long as the vehicle level is being changed. When the vehicle level has been set, the indicator lamp on button or lights up.
Service mode may only be activated or deactivated at a qualified specialist workshop by trained personnel. In service mode, the air suspension system is deactivated for maintenance or error detection.
. Service mode is active and the indicator lamp in button lights up continuously.
. Service mode is deactivated and the indicator lamp in button goes out.
Electronic level control controls the vehicle level automatically.
or until the vehicle level reaches the required height. . From the highest position to driving level
From driving level to the lowest position
By pressing button during the movement, the original position will be reset.
. From the lowest position to driving level
From driving level to the highest position
By pressing button during the movement, the original position will be reset.
Electronic level control controls the vehicle level automatically.
or until the vehicle level reaches the required height. . From the highest position to driving level
From driving level to the lowest position
By pressing button during the movement, the original position will be reset.
. From the lowest position to driving level
From driving level to the highest position
By pressing button during the movement, the original position will be reset.
Electronic level control controls the vehicle level automatically.