Mercedes-Benz C-Sedan 2014 Owners Manual - Manual (Page 163)

Problems with the transmission
Problem Possible causes/consequences and M Solutions
The transmission has
problems shifting gear.
The transmission is losing oil.
X Have the transmission checked at a qualified specialist
workshop immediately.
The acceleration ability
is deteriorating.
The transmission no
longer changes gear.
The transmission is in emergency mode.
It is only possible to shift into second gear and reverse gear.
X Stop the vehicle.
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.
If D is selected, the transmission shifts into second gear; if R is
selected, the transmission shifts into reverse gear.
X Have the transmission checked at a qualified specialist
workshop immediately.
Releasing the parking lock manually
In the event of an electrical malfunction, it is
possible to release the selector lever lock
manually to move it out of position P. This is
the case, for example, if you wish to tow the
vehicle away.
! Do not use any sharp-edged objects to
remove the selector lever gaiter from the
center console. This could damage the
selector lever gaiter.
X Apply the parking brake.
X Pry off selector lever gaiter : with a flat,
blunt object (e.g. a screwdriver wrapped in
cloth) from the right-hand edge. Pull
selector lever gaiter : up and out.
X Press release button ; down and
simultaneously move the selector lever out
of position P.
The selector lever can now be moved freely
until it is returned to position P.
Transfer case
This section is only valid for vehicles with 4-
wheel drive (4MATIC). Power is always
transmitted to both axles.
! Performance tests may only be carried
out on a 2-axle dynamometer. The brake
system or transfer case could otherwise be
damaged. Contact a qualified specialist
workshop for a performance test.
! If the parking brake is being tested on a
brake dynamometer, the ignition must be
switched off (SmartKey or Start/Stop
button in position 0 or 1), as ESP ® will
Automatic transmission
161
Driving
and
parking
Z