Mercedes-Benz Actros 2017, Operating Instructions Manual

Page: 190 / 436

Warning and indicator lamps
î
Sensor-monitored semitrailer cou-
pling malfunction (
Y
page 180)
Semitrailer coupling, refill grease
reservoir (see separate Operating
Instructions)
¬
Loading tailgate (see the separate
Operating Instructions)
I
Power take-off (
Y
page 341)
y
Continuous brake malfunction
(
Y
page 250)
h
Tyre pressure monitor warning mes-
sage, see corresponding event win-
dow
¨
Tyre pressure monitor
(
Y
page 144)
x
Frequent-stop brake (
Y
page 248)
Warning and indicator lamps
!
ABS equipment
!
shown with
s
,
r
or
u
for tractor vehi-
cle and/or trailer/semitrailer
(
Y
page 245)
ß
ABS trailer/semitrailer malfunction
(
Y
page 245)
Û
Trailer/semitrailer brake system
malfunction; see the corresponding
warning/indicator lamps in the fol-
lowing sections
#
Brake pads/lining wear
#
shown
with
s
for tractor vehicle
(
Y
page 167) or shown with
r
for
trailer/semitrailer (
Y
page 167)
¯
Control intervention by Stability
Control Assist in trailers/semitrail-
ers (
Y
page 267)
Yellow warning/indicator lamp
Problem Possible causes/consequences and
M
Solutions
The
Û
indicator lamp
in the status area of the
on-board computer
lights up yellow.
G
Risk of accident
The trailer's/semitrailer's brake system is malfunctioning. Driving/
braking characteristics may change. Also observe the information in
the separate operating instructions provided by the trailer/semitrailer
manufacturer.
X
Drive on carefully.
X
Have the brake system checked at a qualified specialist workshop.
188
Indicator lamps in the status area of the display
On-board computer and displays