See also:

Braking
If ABS intervenes when braking, you will feel a pulsing in the brake pedal. •► If ABS intervenes: continue to depress the brake pedal with force until the braking situation is over. • ...

SmartKey battery
Important safety notes It is advisable to have batteries replaced at a qualified specialist workshop, e.g. at an authorized Mercedes-Benz Center. WARNING   Batteries contain toxic and c ...

Important safety notes
WARNING On slippery road surfaces, never downshift in order to obtain braking action. This could result in drive wheel slip and reduced vehicle control. Your vehicle's ABS will not prevent ...