Mercedes-Benz R-Class 2007 Owners Manual - Manual (Page 517)

516
Practical hints
Jump starting
̈ Connect positive terminals 2 and 4
with the jumper cable. Clamp cable to
charged battery
4 first.
̈ Start engine of the vehicle with the
charged battery and run at idle speed.
̈ Connect negative terminals 1 and 3
of the batteries with the jumper cable.
Clamp cable to charged battery
3
first.
̈ Start the engine of the disabled vehi-
cle.
You can now turn on the electrical con-
sumers. Do not switch on the headlamps
under any circumstances.
̈ Remove the jumper cables first from
negative terminals
1 and 3 and then
from the positive terminals 2 and 4.
You can now switch on the headlamps.
̈ Have the battery checked at the
nearest authorized Mercedes-Benz
Light Truck Center.
!
Never invert the terminal connections!
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