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Mercedes-AMG vehicles
X
To deactivate: in the Comfort drive pro-
gram, press ECO button :.
or
X
Activate manual gearshifting (Y page 147).
or
X
Switch to the Sport Plus or Sport drive pro-
gram (Y page 142).
Indicator lamp ; goes out.
X
To activate: press ECO button :.
Indicator lamp ; lights up. When the
Sport Plus or Sport drive program is activa-
ted, the automatic transmission switches to
the Comfort drive program.
If indicator lamp ; is off, the ECO start/stop
function has been deactivated manually or as
the result of a malfunction.
Problems with the engine
Problem
Possible causes/consequences and MM Solutions
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.
Before attempting to start the engine again:
X
Turn the SmartKey in the ignition lock back to position u.
or
X
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 136). Avoid excessively long
and frequent attempts to start the engine as these will drain the
battery.
If the engine does not start after several attempts:
X
Consult a qualified specialist workshop.
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 343).
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.
Driving
141
Driving and parking
Z
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