See also:

Engine emergency off
If the engine cannot be switched off as described, observe the following procedure: Take the fuse allocation chart out of the vehicle document wallet. Search for “Emergency engine shutdown” ...

Service messages
Information on the type of service and service intervals (see separate Service Booklet). You can obtain further information from an authorized Mercedes-Benz Center or at http://www.mbusa.com (USA ...

Engaging the differential locks
Pull away slowly when the differential locks are activated. Function or performance tests may only be performed on a 2-axle dynamometer. If you wish to operate the vehicle on such a dynamomet ...