Mercedes-Benz 2001 M-Class, Operator'S Manual

Page: 269 / 466

The coolant temperature gauge is in the
instrument cluster on the right-hand side
(
Y
page 35).
Under normal operating conditions and with
the specified coolant level, the coolant tem-
perature may rise to 248 ‡ (120 †).
Tachometer
!
Do not drive in the overrevving range, as
this could damage the engine.
The red band in the tachometer indicates the
engine's overrevving range.
The fuel supply is interrupted to protect the
engine when the red band is reached.
Outside temperature display
You should pay special attention to road con-
ditions when temperatures are around freez-
ing point.
Bear in mind that the outside temperature
display indicates the temperature measured
and does not record the road temperature.
The outside temperature display is in the mul-
tifunction display (
Y
page 268).
Changes in the outside temperature are dis-
played after a short delay.
Speedometer with segments
The segments in the speedometer indicate
which speed range is available.
R
Cruise control activated (
Y
page 195):
The segments light up from the stored
speed to the maximum speed.
R
DISTRONIC PLUS activated (
Y
page 198):
One or two segments in the set speed
range light up.
R
DISTRONIC PLUS detects a vehicle in front:
The segments between the speed of the
vehicle in front and the stored speed light
up.
Operating the on-board computer
Overview
:
Multifunction display
;
Switches on the Voice Control System;
see the separate operating instructions
=
Right control panel
?
Left control panel
A
Back button
X
To activate the on-board computer: turn
the SmartKey to position 1 in the ignition
lock.
You can control the multifunction display and
the settings in the on-board computer using
the buttons on the multifunction steering
wheel.
Displays and operation
267
On-board
computer
and
display
s
Z