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454 Breakdown assistance
Observe the additional following points when
charging the battery:
Only use battery chargers tested and
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approved for Mercedes-Benz.
Read the battery charger's operating instruc-
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tions before charging the battery.
Observe the additional following points during
starting assistance:
Starting assistance may only be provided
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using vehicles, batteries or other jump start
devices with a nominal voltage of 12 V.
The vehicles must not touch.
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Vehicles with a petrol engine: jump-start the
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vehicle only when the engine and exhaust sys-
tem are cold.
Starting assistance and charging the 12 V battery
Preparing for starting assistance/the charging
process
Secure the vehicle by applying the electric
#
parking brake.
Shift the transmission to position j.
#
Switch off the vehicle and all electrical con-
#
sumers.
Open the bonnet.
#
Open cover 1.
#
Slide protective cover
2
of POSITIVE contact
#
3
on the jump-start connection point in the
direction of the arrow.
Starting assistance
Connect the POSITIVE contacts of the vehi-
#
cles with the jump lead. Start with your own
vehicle first.
Start the engine of the donor vehicle and run
#
it at idling speed.
Connect the negative terminal of the donor
#
battery to the earth point of your vehicle
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