Mercedes-Benz Actros 2017, Operating Instructions Manual, Page: 363 / 436

Only check the oil level when the automatic
transmission is at normal operating tempera-
ture.
Checking the oil level in the display
Starting oil level measurement
X
Park the vehicle on a level surface.
X
Apply the parking brake.
X Shift the automatic transmission to the neu-
tral position.
X
Start the engine and leave it running at idling
speed.
X Press buttons
;
and
=
at the same time.
Press button
;
.
The oil level measurement starts. During oil
level measurement, display
:
shows the
codes
oL 08
to
oL 01
in succession.
X Wait approximately 2 minutes.
After a delay, display
:
automatically shows
a code for the oil level or a fault code.
Codes that can be shown in the display
Codes for the oil level:
Code Meaning
oL oK The oil level in the transmission is
sufficient.
oL Lo
The oil level in the transmission is
too low.
The number subsequently dis-
played indicates the transmission
oil quantity that must be refilled,
for example
01
= 1 litre.
Code Meaning
oL HI
The oil level in the transmission is
too high.
The number subsequently dis-
played indicates the transmission
oil quantity that must be drained or
siphoned off, for example
01
=
1 litre.
Possible fault codes during the oil level meas-
urement:
Code Meaning Remedy
oL EL The engine
speed is too
low.
X
Leave the
engine running
at idling speed.
oL EH
The engine
speed is too
high.
X Leave the
engine running
at idling speed.
oL SN The automatic
transmission is
not in the neu-
tral position.
X
Shift the auto-
matic transmis-
sion to the neu-
tral position.
oL TL The oil temper-
ature is too low.
X
Leave the
engine running
until the trans-
mission oil rea-
ches operating
temperature.
oL TH The oil temper-
ature is too
high.
X
Switch off the
engine until the
oil temperature
in the transmis-
sion has drop-
ped to operating
temperature.
Maintenance
361
Maintenance and care
Z