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C5_en_Chap08_en-cas-de-panne_ed01-2016
Starting using another battery
When your vehicle's battery is discharged, the
engine can be started using a slave battery
(external or on another vehicle) and jump lead
cables or a battery booster.F
S tart the engine of the vehicle with the
good battery and leave it running for a few
minutes.
F
O
perate the starter on the broken down
vehicle and let the engine run.
I
f the engine does not start straight away,
switch off the ignition and wait a few
moments before trying again.
Never try to start the engine by
connecting a battery charger.
Never use a 24 V or higher battery
b o o s t e r.
First check that the slave battery has a
nominal voltage of 12 V and a capacity
at least equal to that of the discharged
battery.
The two vehicles must not be in contact
with each other.
Switch off the electrical consumers on
both vehicles (audio system, wipers,
lighting, ...).
Ensure that the jump lead cables do
not pass close to moving parts of the
engine (cooling fan, belts, ...).
Do not disconnect the (+) terminal when
the engine is running. Some functions, including Stop & Start,
are not available if the battery is not
sufficiently charged.
F
R
aise the plastic cover on the (+) terminal,
if your vehicle has one.
F
C
onnect the red cable to the positive
terminal (+) of the flat battery A (at
the metal elbow) then to the positive
terminal
(+) of the slave battery B or the
b o o s t e r.
F
C
onnect one end of the green or black
cable to the negative terminal (-) of the
slave battery B or the booster (or earth
point on the other vehicle).
F
C
onnect the other end of the green or black
cable to the earth point C on the broken
down vehicle. F
W
ait until the engine returns to idle then
disconnect the jump lead cables in the
reverse order.
F
R
efit the plastic cover to the (+) terminal, if
your vehicle has one.
F
A
llow the engine to run for at least
30
minutes, by driving or with the vehicle
stationary, so that the battery reaches an
adequate state of charge.
In the event of a breakdown
