Mercedes-Benz 2008 C300 Automobile User Manual


 
132
Controls in detail
Driving and parking
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 at an autho-
rized 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 cool-
ant if necessary (
page 329).
In case of accident
If the vehicle is leaking gasoline:
̈ Do not start the engine under any cir-
cumstances.
̈ Move away from vehicle.
̈ 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.
i
To signal minor directional changes such as
changing lanes, press combination switch only
to point of resistance and release. The corre-
sponding turn signals will flash three times.
i
Excessive coolant temperatures trigger a
warning message in the multifunction display
(
page 402).