Mercedes-Benz C-Class, Owner'S Manual

Page: 192 / 489

Problems with the engine
Problem
Possible causes/consequences and M M Solutions
The engine does not
start.
The HOLD function or DISTRONIC PLUS is activated.
X
Deactivate the HOLD function (
Y
page 232) or DISTRONIC
PLUS (
Y
page 222).
X
Try to start the engine again (
Y
page 183).
The engine does not
start. The starter motor
can be heard.
R
There is a malfunction in the engine electronics.
R
There is a malfunction in the fuel supply.
X
Before attempting to start the engine again, turn the key in the
ignition back to position 0 or press the Start/Stop button
repeatedly until all indicator lamps in the instrument cluster go
out.
X
Try to start the engine again (
Y
page 183). Avoid excessively
long and frequent attempts to start the engine, as this will drain
the battery.
If the engine does not start after several attempts:
X
Consult a qualified specialist workshop.
The engine does not
start. The starter motor
can be heard. The
reserve fuel warning
lamp is lit and the fuel
gauge display is at the
reserve level.
The fuel tank is empty.
X
Refuel the vehicle.
The engine does not
start. You cannot hear
the starter motor.
The on-board voltage is too low because the battery is too weak or
discharged.
X
Jump-start the vehicle (
Y
page 418).
If the engine does not start despite attempts to jump-start it:
X
Consult a qualified specialist workshop.
The starter motor was exposed to a thermal load that was too high.
X
Try to start the engine again (
Y
page 183).
If the engine still does not start:
X
Consult a qualified specialist workshop.
Driving
189
Driving
and
parking
Z