Mercedes-Benz C-Clas 2016 Owner's Manual page 156

Problems with the transmission
Problem
The transmission has
problems shifting gear.
The acceleration charac-
teristics are deteriorat-
ing.
The transmission no lon-
ger changes gear.
Transfer case
This section only applies to vehicles with all-
wheel drive (4MATIC). The front and rear axles
are constantly driven.
!
Performance tests may only be carried out
on a two-axle roller dynamometer. Otherwise,
the braking system or the transfer case could
be damaged. Contact a qualified specialist
workshop for more information on perform-
ance tests.
!
®
Since ESP engages automatically, the igni-
tion must be switched off (the key or Start/
Stop button must be in position 0 or 1) if:
the electric parking brake is being tested
R
using a brake dynamometer.
the vehicle is being towed with only one
R
axle raised (not permitted for vehicles with
4MATIC).
The brake system could otherwise be dam-
aged.
!
Vehicles with 4MATIC must not be towed
with the front or rear axle raised; otherwise,
the transmission may be damaged.
Possible causes/consequences and M M Solutions
The transmission is losing oil.
Have the transmission checked at a qualified specialist workshop
X
immediately.
The transmission is in emergency mode.
It is possible to shift only into second gear and reverse gear.
Stop.
X
Shift the transmission to position P.
X
Switch off the engine.
X
Wait at least ten seconds before restarting the engine.
X
Shift the transmission to position D or R.
X
If D is selected, the transmission shifts into second gear; if R is
selected, the transmission shifts into reverse gear.
Have the transmission checked at a qualified specialist workshop
X
immediately.
Refuelling
Important safety notes
G
WARNING
Fuel is highly flammable. If you handle fuel
incorrectly, there is a risk of fire and explo-
sion.
You must avoid fire, naked flames, creating
sparks and smoking. Switch off the engine
and, if applicable, the auxiliary heating before
refuelling.
G
WARNING
Fuels are poisonous and hazardous to health.
There is a danger of injury.
Do not swallow fuel or let it come into contact
with skin, eyes or clothing. Do not inhale fuel
vapours. Keep fuels out of the reach of chil-
dren.
Refuelling
153
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