Mercedes-Benz B-Class 2011, Owner'S Manual

Page: 135 / 329

Problems with the engine
Problem Possible causes/consequences and M Solutions
The engine does not
start.
The HOLD function or DISTRONIC PLUS is activated.
X
Deactivate the HOLD function (
Y
page 162) or DISTRONIC
PLUS (
Y
page 154).
X
Try to start the engine again.
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
Turn the key back to position 0 in the ignition lock before
attempting to start the engine again.
X
Try to start the engine again (
Y
page 127). 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 shows 0.
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 283).
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
Allow the starter motor to cool down for approximately two
minutes.
X
Try to start the engine again.
If the engine still does not start:
X
Consult a qualified specialist workshop, e.g. a Mercedes-Benz
Service Centre.
132
Driving
Driving
and
parking