Mercedes-Benz M-Class Owners Manual

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Automatic locking feature
1 To deactivate 2 To activate ■ To deactivate: press and hold button 1 for about five seconds until a tone sounds. ■ To activate: press and hold button 2 for about five seconds unti ...

ATA (anti-theft alarm system)
■ To arm: lock the vehicle with the SmartKey or KEYLESS-GO. Indicator lamp 1 flashes. The alarm system is armed after approximately 15 seconds. ■ To switch off using the SmartKey: ...

SRS (Supplemental Restraint System)
Introduction SRS reduces the risk of occupants coming into contact with the vehicle's interior in the event of an accident. It can also reduce the effect of the forces to which occupants are subj ...