Mercedes-Benz M-Class Owners Manual

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Immobilizer
► To activate: remove the SmartKey from the ignition lock. ► To deactivate: switch on the ignition. The immobilizer prevents your vehicle from being started without the correct Smart ...

Towing in the event of malfunctions
General not If you are removing the propeller shaft, use M10 nuts as spacers on the M8 bolts and secure them with M8 nuts. New self-locking nuts must be used when the propeller shafts are refit ...

EBD (electronic brake force distribution)
Observe the "Important safety notes" section . WARNING If EBD has malfunctioned, the rear wheels can still lock, e.g. under full braking. This increases the risk of skidding and an acci ...