Breakdown assistance
191
Using the system
Safety
Driving Tips
General Maintenance
Breakdown assistance
Technical Data
Jump-start cables Only use jump-start cables which have an
adequately large cross-section and insu-
lated terminal clamps. Plea
se pay attention to the manufacturer's instructions.
Positive cable -
colour coding in the
majority of cases red.
Negative cable -
colour coding in the
majority of cases black.
WARNING
A discharged battery may already freeze
at temperatures just below 0°C. In
case of frozen battery carry out no jump-starting - risk of explosion! Also after thawing of the battery there is a risk
of caustic burns due to leaking acid.
Replace the frozen battery.
Please pay attention to the warning instructions relating to working in the
engine compartment
page 166.
Note
There must not be any contact between
the two vehicles otherwise current may
flow as soon as the negati
ve terminals are connected.
The discharged battery must be properly
connected to the system of the vehicle.
Switch off any installed telephone and also pay attention to the instructions for use
of the telephone in such a situation.
We recommend that you purchase the jump-starting cable in the specialist shops
of the battery manufacturers.
Start engineIt is important to connect the jump-start cables in the correct order.Connecting positive terminals– Attach one end to the positive terminal
fig. 157
of the discharged battery
.
– Attach the other end to the positive te
rminal of the battery supplying the power
.
Connecting negative term
inal and engine block
– Attach one end to the negative termin
al of the battery supplying the power .
– Attach the other end to a solid metal
part which is connected firmly to the
engine block, or to the engine block itself
.
Starting the engine– Start the engine of the vehicle providing
current and run the engine at idling speed.
– Now start the engine of the vehicle with the discharged battery. – Interrupt the attempt at starting an engine after 10 seconds if it does not start right
away and wait for about 30 seconds before repeating the attempt.
– Disconnect the cables on the engine in exactly the
reverse order
they were
connected up.
Fig. 157 Jump-starting using the battery from another vehicle: A - flat vehicle battery, B - battery providing current
A1
AA
A2
AB
A3
AB
A4
s3j8.a.book Page 191 Tuesday, April 20, 2010 1:10 PM
