Driving mode 187 Driving mode If you exceed the specified speeds, a warning tone sounds. In the event window of the on- board computer, the Speed too high for current tyre pressure message is dis- played. The tyre pressure control system then shifts automatically to a pressure level with a higher tyre pressure. G Warning If you exceed the specified speeds in the table, the tyres can be damaged or even explode. This will jeopardise the operating and road safety of the vehicle. There is a risk of an accident. Do not exceed the maximum speeds specified in the table. X Make sure that the automatic tyre pressure control mode is activated ( Y page 186).
X To select Highway , Cross Country or Sand Mud Snow pressure level: press "increase pressure level" button : or "reduce pressure level" button ? repeat- edly until the desired pressure level is selected. A warning tone sounds at each pressure level change. The selected pressure level is displayed in the on-board computer display for approximately five seconds. Indicator lamp ; or = remains lit as long as the tyre pressure is being set. If the tyre pressure control system display is called up in the on-board computer, the corresponding pre- set target and actual tyre pressures are displayed. ! Only select Emergency pressure level in an emergency if the vehicle is stuck.
An extremely low pressure level is set so that you can free the vehicle in an off-road sit- uation. Avoid introducing lateral force, e.g. no steering input or angle. The tyres could otherwise be damaged. X To select the Emergency pressure level: press "reduce pressure level" button ? repeatedly until the Sand Mud Snow pres- sure level is selected. A warning tone sounds. The target tyre pressure is displayed. The Sand Mud Snow pressure level flashes until the preset tar- get tyre pressure has been reached. Z Pressure level Road sur- face condi- tions Speed Highway Road with normal driv- ing condi- tions Up to maxi- mum road speed Cross Country Unpaved road with loose sur- face max.
50 km/h Sand Mud Snow Sand, mud and snow max. 20 km/h Emergency To free a stuck vehi- cle max. 10 km/h