See also:

Checking tire pressure electronically
► Make sure that the SmartKey is in position 2 in the ignition lock. ► Press and hold the button on the multifunction steering wheel until the standard display appears in the mu ...

Mercedes-Benz M-Class Owners Manual
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NECK-PRO luxury head restraints
If you have difficulty resetting the NECKPRO luxury head restraints, have this work carried out at a qualified specialist workshop, e.g. an authorized Mercedes- Benz Center. Remove resett ...