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Driving and operating
The lane departure warning system is
Fault
Fuel
activated by pressing ). The
The lane departure warning system
illuminated LED in the button
may not operate properly when:
Fuel for petrol engines
indicates that the system is switched
on. When control indicator ) in the
● The windscreen is not clean.
Only use unleaded fuel that complies
with European standard EN 228 or
instrument cluster illuminates green,
● There are adverse environmental
E DIN 51626-1 or equivalent.
the system is ready to operate.
conditions e.g. heavy rain, snow,
The system is only operable at
direct sunlight or shadows.
The engine is capable of running with
fuel that contains up to 10% ethanol
vehicle speeds above 35 mph and if
The system can not operate when no
(e.g., named E10).
lane markings are available.
lane marking is detected.
Use fuel with the recommended
When the system recognises an
octane rating. The engine-specific
unintended lane change, control
requirements are given in the engine
indicator ) changes to yellow and
data overview 3 177. A country-
flashes. Simultaneously a chime
specific label at the fuel filler flap can
sound is activated.
supersede the requirement.
Caution
Do not use fuel or fuel additives
that contain metallic compounds
such as manganese-based
additives. This may cause engine
Deactivation
damage.
The system is deactivated by
pressing ), the LED in the button
extinguishes.
At speeds below 35 mph the system
is inoperable.
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