2009 Mercedes E-Class Owner's Manual - Page 195

2009 Mercedes E-Class Manual

Page 195 highlights

Controls in detail Rear window defroster The residual heat is deactivated automatically: Rwhen Rafter Rif Rif Rear window defroster G Warning! Any accumulation of snow and ice should be removed from the rear window before driving. Visibility could otherwise be impaired, endangering you and others. The rear window defroster uses a large amount of power. To keep the battery drain to a minimum, switch off the defroster as soon as the rear window is clear. The defroster is switched off automatically after some time of operation depending on the outside temperature. X Switch on the ignition. X Switching on: Press button ¯ on the respective climate control panel. The indicator lamp in the button comes on. X the ignition is switched on As soon as the battery has sufficient voltage, the rear window defroster switches back on automatically. approximately 30 minutes the battery voltage drops the coolant temperature is too low Switching off: Press button ¯ again. ! If the rear window defroster switches off too soon and the indicator lamp starts flashing, too many electrical consumers are operating simultaneously and there is insufficient voltage in the battery. The system responds automatically by switching the rear window defroster off. Z 193

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Rear window defroster
193
The residual heat is deactivated
automatically:
R
when the ignition is switched on
R
after approximately 30 minutes
R
if the battery voltage drops
R
if the coolant temperature is too low
Rear window defroster
G
Warning!
Any accumulation of snow and ice should
be removed from the rear window before
driving. Visibility could otherwise be
impaired, endangering you and others.
The rear window defroster uses a large
amount of power. To keep the battery drain
to a minimum, switch off the defroster as
soon as the rear window is clear. The
defroster is switched off automatically after
some time of operation depending on the
outside temperature.
X
Switch on the ignition.
X
Switching on:
Press button
¯
on the
respective climate control panel.
The indicator lamp in the button comes on.
X
Switching off:
Press button
¯
again.
!
If the rear window defroster switches off
too soon and the indicator lamp starts
flashing, too many electrical consumers
are operating simultaneously and there is
insufficient voltage in the battery. The
system responds automatically by
switching the rear window defroster off.
As soon as the battery has sufficient
voltage, the rear window defroster
switches back on automatically.
Controls in detail
Z