Problems with the SmartKey

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Warranty
Your vehicle is covered under the terms of the warranties printed in the Service and Warranty Information booklet. Your authorized Mercedes-Benz Center will replace and repair all factory-installe ...

Occupant Classification System (OCS)
Method of operation WARNING If the indicator lamp illuminates when an adult or someone larger than a small individual is in the front passenger seat, have the front passenger reposition himself ...

SmartKey functions
WARNING If children are left unsupervised in the vehicle, they could: • open the doors, thus endangering other people or road users. • get out and disrupt traffic. • operate the vehicle's equipm ...