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How to jump start: description
Diagram of connections for vehicles
Fig. 129
without Start Stop system
Diagram of connections for vehicles
Fig. 130
with Start Stop system
Jump lead terminal connections
1. Switch off the ignition of both vehicles
›››
.
158
Advice
2. Connect one end of the red jump lead to
the positive
terminal of the vehicle
+
›››
with the flat battery
Fig.
A
3. Connect the other end of the red jump
lead to the positive terminal
hicle providing assistance
B
4. For vehicles without Start-Stop system:
connect one end of the black jump lead to
the negative terminal
of the vehicle
–
›››
providing the current
Fig.
B
For vehicles with Start-Stop system: con-
–
nect one end of the black jump lead
suitable ground terminal, to a solid piece of
metal in the engine block, or to the engine
›››
block itself
Fig.
130.
5. Connect the other end of the black jump
lead
to a solid metal component bolted
X
to the engine block or to the engine block
itself of the vehicle with the flat battery.
Do not connect it to a point near the bat-
tery
.
A
6. Position the leads in such a way that they
cannot come into contact with any moving
parts in the engine compartment.
Starting
7. Start the engine of the vehicle with the
boosting battery and let it run at idling
speed.
8. Start the engine of the vehicle with the flat
battery and wait 2 or 3 minutes until the
129.
engine is "running".
Removing the jump leads
in the ve-
+
9. Before you remove the jump leads, switch
.
off the dipped beam headlights (if they
are switched on).
10.Turn on the heater blower and heated rear
window in the vehicle with the flat battery.
129.
This helps minimise voltage peaks which
are generated when the leads are discon-
to a
X
nected.
11.When the engine is running, disconnect
the leads in reverse order to the details
given above.
Connect the battery clamps so they have
good metal-to-metal contact with the battery
terminals.
If the engine fails to start, switch off the start-
er after about 10 seconds and try again after
about 1 minute.
WARNING
Please note the safety warnings referring to
●
working in the engine compartment
›››
page
132.
The battery providing assistance must have
●
the same voltage as the flat battery (12V) and
approximately the same capacity (see imprint
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