See also:

Checklist before driving off-road
► Engine oil level: check the engine oil and top it up if necessary. The vehicle can only guarantee a smooth supply of oil on steep stretches if there is a sufficient level of engine oil ...

Switching on/off
The three red indicator lamps in the button indicate the heating level you have selected. If the battery voltage is too low, the seat heating may switch off. One or more of the indicator lamp ...

Body testing facility: the M-Class on the road simulator
A totally dependable body and chassis systems that can cope with high levels of strain under even the most demanding conditions over hundreds of thousands of kilometres are particularly indispensa ...