See also:

Maximum gradient-climbing capability
If the load on the front axle is reduced when pulling away on a steep uphill slope, the front wheels have a tendency to spin. 4ETS recognizes this and brakes the wheels accordingly. The rear wh ...

High outside temperatures
If DEF heats up to over 122 °F (50 °C) for extended periods, e.g. as a result of direct sunlight on the DEF reservoir, DEF can decompose. Ammonia vapors develop as a result. WARNING When o ...

Intelligent solutions promote excellent safety
The GL-Class makes full use of the advantages of its unitised body, combining optimum strength with intelligent lightweight steel design. The result is excellent passive safety. Combined with the ...