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STARTING AND DRIVING
462
or location or removing components, and/or
repeated use of leaded fuel.
NOTE
Unleaded fuel is required for vehicles with
three-way catalytic converters.
Heated oxygen sensors
The heated oxygen sensors monitor the oxygen
content of the exhaust gases. Readings are fed
into a control module that continuously monitors
engine functions and controls fuel injection. The
ratio of fuel to air into the engine is continuously
adjusted for efficient combustion to help reduce
harmful emissions.
Related information
•
Octane rating (p. 460)
•
Fuel (p. 459)
Overheating of engine and
transmission
In demanding driving conditions, such as driving
in mountainous areas or hot weather, there is a
risk of the engine or transmission overheating,
especially when carrying heavy loads.
•
Engine power may be temporarily limited.
•
Remove any auxiliary lights mounted in front
of the grille when driving in hot weather.
•
If the temperature in the engine's cooling
system becomes too high, a warning symbol
will appear in the instrument panel along with
the message
Engine temperature High
temperature Stop safely. Pull over to a
safe location and let the engine idle for a few
minutes to cool down.
•
If the message
Engine temperature High
temperature Turn off engine or Engine
coolant Level low, turn off engine is dis-
played, stop the vehicle and turn off the
engine.
•
If the transmission begins to overheat, an
alternative gear shifting program will be
selected. An integrated protective function
will also be activated, the warning symbol will
illuminate and the message
Transmission
warm
Reduce speed to lower
temperature or Transmission hot Stop
safely, wait for cooling will be displayed in
the instrument panel. Follow the recommen-
dations given by reducing speed or stopping
the vehicle safely and letting the engine idle
for a few minutes to let the transmission
cool.
•
If the vehicle begins to overheat, the air con-
ditioning may be temporarily switched off.
•
After a prolonged period of driving in
demanding conditions, do not turn off the
engine immediately after stopping.
NOTE
It is normal for the engine's cooling fan to
operate for a short time after the engine is
switched off.
Symbols in the instrument panel
Symbol Meaning
High engine temperature. Follow
the recommendations provided.
Low coolant level. Follow the rec-
ommendations provided.
Transmission hot/overheated/cool-
ing. Follow the recommendations
provided.
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