The switch for the heater booster function
is located under the light switch, between
the driver's door and the steering wheel.
1 To switch the auxiliary heating on/off
2 To switch the heater booster function
on/off
E Switching on: press the I switch.
The indicator lamp in the switch comes
on.
Instrument cluster version A: the
ö
display comes on.
i If you switch off the engine without switch-
ing off the heater booster function, the system
will be switched on the next time the engine is
started (memory function).
E Switching off: press the I switch
again.
The indicator lamp in the switch goes
out.
Instrument cluster version A: the
ö
display goes off.
The heater booster function operates
for about another 3 minutes and then
switches off automatically.
Electrical heater booster system
The vehicle can be equipped with an elec-
trically powered heater booster system.
The heater booster system ensures that
the vehicle interior is heated up very
quickly during the engine’s warm-up
phase.
i The heater booster system switches on au-
tomatically as required.
Driving and parking
Preparing for a journey
Visual check of the vehicle exterior
E In particular, check the following com-
ponents on the vehicle, and on the trail-
er as necessary:
I
licence plates, vehicle lighting, turn
signals and brake lamps, wiper
blades for dirt and damage
I
tyres and wheels for firm seating,
correct tyre pressure and general
condition
I
trailer coupling for play and that it
is securely fastened
i The trailer tow hitch is one of the most im-
portant items on the vehicle with regard to
road safety. The separate instructions issued
by the manufacturer pertaining to operation,
care and maintenance should be observed.
E Rectify any noticeable defects before
commencing the journey.
Controls
Driving and parking
171
3
Nur fuer internen Gebrauch
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