2018 MERCEDES-BENZ S CLASS Owners Manual

Saf et y sy st ems
Wa rn ing/indicator lamp
Po ssible causes/consequences and P Solutions
' Brake wa rn ing lamp (USA)
M Brakes wa rn ing lamp (Can‐
ada) The re d brake sy st em wa rn ing lamp is lit while th e engine is ru nning.
Po ssible causes are: R
The brake fo rc e boosting is malfunctioning and th e braking ch aracteristics may be af fe cted.R
The re is not enough brake fl uid in th e brake fl uid re ser vo ir.
q
WA RNING The re is a ri sk of an accident if brake fo rc e boosting is malfunctioning
If brake fo rc e boosting is malfunctioning, th e wheels may lock when braking. Braking ch aracteristics may be
impaired. The braking dis ta nce in an eme rg ency braking situation can increase.

Wa rn ing/indicator lamp
Po ssible causes/consequences and P Solutions

Wa rn ing/indicator lamp
Po ssible causes/consequences and P Solutions
% ABS wa rn ing lamp The ye llow ABS wa rn ing lamp is lit while th e engine is ru nning.
ABS is malfunctioning.
If th ere is an additional wa rn ing to ne, EBD is malfunctioning.
Other driving and driving sa fe ty sy st ems may also be fa ulty.
q
WA RNING The re is ri sk of skidding if EBD or ABS is malfunctioning
If EBD or ABS is malfunctioning, th e wheels could lock when braking
The st eering capability and braking ch aracteristics are th us se ve re ly impaired . Th e br aking dis ta nce in an emer‐
ge ncy braking situation can increase. In addition, ot her driving saf et y sy st ems are switched off.

Wa rn ing/indicator lamp
Po ssible causes/consequences and P Solutions

Wa rn ing/indicator lamp
Po ssible causes/consequences and P Solutions

Wa rn ing/indicator lamp
Po ssible causes/consequences and P Solutions
I Re d indicator lamp, elect ri c
parking brake applied (USA
only)
$ Re d indicator lamp, elect ri c
parking brake applied (Can‐
ada only)
$ Ye llow elect ri c pa rk ing
brake indicator lamp is mal‐
functioning The re d elect ri c pa rk ing brake indicator lamp fl ashes or is lit. The ye llow indicator lamp is also lit if th e electric parking
brake malfunctions.

Wa rn ing/indicator lamp
Po ssible causes/consequences and P Solutions
u Re st ra int sy st em wa rn ing
lamp The re d re st ra int sy st em wa rn ing lamp is lit while th e engine is ru nning.
The re st ra int sy st em is malfunctioning.
q
WA RNING Risk of inju ry or fa ta l injury due to a malfunction in th e re st ra int sy st em
If th e re st ra int sy st em is malfunctioning, re st ra int sy st em components may be triggered unintentionally or might not
be triggered at all in th e eve nt of an accident. This may af fe ct th e Emer ge ncy Te nsioning Device or airbag, fo r ex am‐
ple.

Seat belts
Wa rn ing/indicator lamp
Po ssible causes/consequences and P Solutions
v Seat belt wa rn ing lamp
lights up Af te r st arting th e engine, th e re d seat belt wa rn ing lamp lights up fo r 6 seconds.
In addition, an acou st ic wa rn ing to ne may sound.
The seat belt wa rn ing lamp re minds th e driver and front passenger to fast en th eir seat belts.