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Getting started
Driving
Problems while driving
The engine runs erratically and misfires
ț An ignition cable may be damaged.
ț The engine electronics may not be op-
erating properly.
ț Unburned gasoline may have entered
the catalytic converter and damaged it.
̈ Give very little gas.
̈ Have the problem repaired by an au-
thorized Mercedes-Benz Center as
soon as possible.
The coolant temperature is
above 248°F (120°C)
The coolant is too hot and is no longer
cooling the engine.
̈ Stop the vehicle in a safe location as
soon as possible and turn off the en-
gine. Allow engine and coolant to cool
off.
̈ Check the coolant level and add
coolant if necessary (
୴ page 320).
In case of accident
If the vehicle is leaking gasoline:
̈ Do not start the engine under any cir-
cumstances.
̈ Notify local fire and/or police authori-
ties.
If the extent of the damage cannot be de-
termined:
̈ Notify an authorized Mercedes-Benz
Center.
If no damage can be determined on the
ț major assemblies
ț fuel system
ț engine mount:
̈ Start the engine in the usual manner.
!
If anything blocks the windshield wipers
(leaves, snow, etc.), switch them off immediate-
ly.
ț For safety reasons, stop the vehicle in a safe
location and,
ț remove SmartKey from starter switch
or
ț turn off the engine by pressing the
KEYLESS-GO* start/stop button and
open the driver’s door (with the driver’s
door open, starter switch is in position 0,
same as with SmartKey removed from
starter switch)
before attempting to remove any blockage.
ț Remove blockage.
ț Turn the windshield wipers on again.
If windshield wipers fail to function at all in com-
bination switch position I,
ț set the combination switch to the next high-
er wiper speed
ț have the windshield wipers checked at the
nearest authorized Mercedes-Benz Center.