Outside temperature display You should pay special attention to road condi-
tions when temperatures are around freezing
point.
Bear in mind that the outside temperature dis-
play indicates the temperature measured and
does not record the road temperature.
The outside temperature display is in the multi-
function display ( Y
page 258).
There is a short delay before a change in outside
temperature is shown in the multifunction dis-
play.
Coolant temperature display
G WARNING
Opening the hood when the engine is over-
heated or when there is a fire in the engine
compartment could expose you to hot gases
or other service products. There is a risk of
injury.
Let an overheated engine cool down before
opening the hood. If there is a fire in the
engine compartment, keep the hood closed
and contact the fire department.
! A display message is shown if the coolant
temperature is too high.
If the coolant temperature is above 257 ‡
(125 †) do not drive any further. The engine
will otherwise be damaged.
All vehicles except PLUG ‑ IN HYBRID vehicles:
the coolant temperature gauge is in the lower
area of the tachometer ( Y
page 33).
PLUG-IN HYBRID vehicles: the multifunction dis-
play shows the coolant temperature in the
Coolant submenu ( Y
page 269).
Under normal operating conditions and with the
specified coolant level, the coolant temperature
may rise to 255 ‡ (124 †). Operating the on-board computer
C
Multifunction display D
Right control panel
R
Distance warning and the autonomous
braking function COLLISION PREVENTION
ASSIST PLUS ( Y
page 71)R
PRE-SAFE ®
Brake ( Y
page 75)R
Active Blind Spot Assist ( Y
page 234)R
ATTENTION ASSIST ( Y
page 228)R
Active Lane Keeping Assist ( Y
page 237)X
Press d to display the ATTENTION ASSIST
assessment.
Service menu
Introduction
Depending on the equipment installed in the
vehicle, you have the following options in the
Service menu:R
Calling up display messages in message
memory ( Y
page 277)R
Restarting the tire pressure loss warning sys-
tem ( Y
page 394)R
Checking the tire pressure electronically
( Y
page 390) R
Calling up the service due date ( Y
page 358).R
Displaying the coolant temperature (PLUG-IN
HYBRID vehicles) ( Y
page 269)R
Checking the oil level using the on-board com-
puter ( Y
page 355) (only S 600, Mercedes-
Maybach S 600 and Mercedes-AMG S 65
models)
Displaying the coolant temperature
The Coolant menu is only available on PLUG ‑ IN
HYBRID vehicles. X
Press the