Mercedes-Benz SL-Class 2013 Owners Manual - Manual (Page 537)

X Switch off all electrical consumers (e.g. radio, blower, etc.).
X Open the hood (
Y
page 512).
Position number B identifies the charged battery of the other vehicle or an equivalent jump-
starting device.
X Press cover : of positive terminal ; down (in the direction of the arrow) and turn it
clockwise. Cover : is held down in the lowered position, which exposes positive
terminal ;.
X Connect positive terminal ; on your vehicle to positive terminal = of donor battery B
using the jumper cable, always begin with positive terminal ; on your own vehicle first.
X Start the engine of the donor vehicle and run it at idling speed.
X Connect negative terminal ? of donor battery B to ground point A of your vehicle using
the jumper cable, connecting the jumper cable to donor battery B first.
X
Start the engine.
X
Before disconnecting the jumper cables, let the engine run for several minutes.
X First, remove the jumper cables from earth point A and negative terminal ?, then from
positive clamp ; and positive terminal =. Begin each time at the contacts on your own
vehicle first.
X After removing the jumper cables, press down cover : of positive terminal ; and turn it
counter-clockwise. Cover : returns to its original position. Positive terminal ; is covered
up and thus insulated again.
X Have the battery checked at a qualified specialist workshop.
i Jump-starting is not considered to be a normal operating condition.
i Jumper cables and further information regarding jump starting can be obtained at any
qualified specialist workshop.
Jump-starting
535
Breakdown
assistance
Z