Mercedes Benz 2009 M-Class User Manual

Page of 585
199
Controls in detail
Transfer case
Transfer case
!
Operational or performance test must only 
be conducted on a two-axle dynanometer. If 
such tests are necessary, contact an authorized 
Mercedes-Benz Light Truck Center. You could 
otherwise seriously damage the brake system or 
the transfer case which is not covered by the 
Mercedes-Benz Limited Warranty.
!
Because the ESP
®
 operates automatically, 
the engine and ignition must be shut off 
(SmartKey in starter switch position 0 or 1 or 
KEYLESS-GO* start/stop button in 
position or 1) when testing the brakes on a 
brake test dynamometer and such testing should 
be no longer than 10 seconds.
Active braking action through the ESP
®
 may 
otherwise seriously damage the brake system 
which is not covered by the Mercedes-Benz 
Limited Warranty.
i
The vehicle is equipped with full-time 
four-wheel drive. Both the front and rear axles 
are powered at all times when the vehicle is 
being operated.