Page 49 of 405
Self-help
Wheel bolt caps* Fig. 33
Wheel: wheel nuts with caps. Removal
Page 50 of 405
Emergencies
If the wheel bolt is very tight, carefully push
on the end of the wheel wr ench with your
f
oot. Hold on to the vehicle for support and
take care not to slip during this operation.
Loosening wheel nuts
Page 51 of 405
Page 52 of 405
Emergencies
Putting on the spare wheel
Check the dir ection of r
otation of the tyre
››› page 50.
Page 53 of 405
Self-help
Changing the windscreen
wiper bl ades
Wiper service position Fig. 40
Wipers in service position. Ensure that the wiper blades are not frozen.
The wiper arms can be r
aised when the wip-
ers ar
e in service position ››› Fig. 40
.
Page 54 of 405
Emergencies
Raising and lowering windscreen wiper
arms
Page 55 of 405

Self-help
Jump start: description Fig. 43
Diagram of connections for vehicles
without St art
-Stop system. Fig. 44
Diagram of connections for vehicles
with St art
-Stop system. Jump lead terminal connections
Swit
ch off the ignition of both vehicles
››› .
1. Connect one end of the r
ed
jump lead to
the positive + terminal of the vehicle
with the fl at batt
ery A
› ›
› Fig. 43
.
Connect the other end of the red jump
lead to the positive terminal + in the ve-
hicl e pr
oviding assistance B .
In v ehicl
es without a Start-Stop system:
connect one end of the black jump lead
to the negative terminal – of the vehicle
pr o
viding the current B
› ›
› Fig. 43
.
In vehicles with a Start-stop system:
connect one end of the black jump lead X to a suitable ground terminal, to a sol-
id piece of met al in the engine bl
ock, or
to the engine block itself ››› Fig. 44
.
Connect the other end of the black jump
lead X to a solid metal component bol-
t ed t
o 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 battery A .
P osition the l
eads in such a way that
they cannot come into contact with any
moving parts in the engine compart-
ment.
Starting Start the engine of the vehicle with the
boosting battery and let it run at idling
speed.
2.
3.
4a.
4b.
5.
6.
7.
Start the engine of the vehicle with the
flat batt
ery and wait for 2 or 3 minutes
until the engine is running.
Removing the jump leads Before you remove the jump leads,
switch off the dipped beam headlights if
they are switched on.
Turn on the heater blower and heated
rear window in the vehicle with the flat
battery. This helps minimise voltage
peaks which are generated when the
leads are disconnected.
When the engine is running, disconnect
the leads in reverse order to the details
given above.
Make sure the battery clamps have sufficient
metal-to-metal contact with the battery ter-
minals.
If the engine fails to start after about 10 sec-
onds, switch off the starter and try again after
about 1 minute. WARNING
Page 56 of 405
Emergencies
(12V) and approximately the same capaci-
t
y (see imprint on batt
ery). Failure to com-
ply could result in an explosion.