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First read and observe the introductoryinformation and safety warnings⇒Introduction
Checklist
Always carry out the following actions for changing a bulb in the given order ⇒ :
Park the vehicle on a firm and level surface at a safe distance from the flow of traffic.
Switch on the electronic parking brake Electronic parking brake.
Turn the light switch to position 0 Switching lights on and off.
Move the turn signal and main beam lever to neutral position Switching turn signals on and off.
Automatic gearbox: move the selector lever to position P DSG® dual clutch gearbox.
Stop the engine and remove the vehicle key from the ignition Starting the engine.
Manual gearbox: select a gear Manual gearbox: selecting a gear.
Allow the orientation lighting to go out Coming Home and Leaving Home function (orientation
lighting).
Leave the defective bulbs to cool down.
Check to see if a fuse has visibly blown Changing fuses.
Follow the instructions to change the affected bulb . Always replace bulbs with identical bulbs of the
same type. The designation is inscribed on the bulb, either on the glass part or on the base.
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Attach the rubber cover or hard plastic cover and turn it clockwise as far as it will go.
Close the bonnet ⇒ In the engine compartment .
Changing the bulbs in the headlights (lights with LED technology)
First read and observe the introductoryinformation and safety warnings⇒Introduction
These lamps use LED technology. The LEDs cannot be replaced by customers. If some LEDs fail, this
may be an indication that more elements are on the point of failure. In this case, have the lights
checked and renewed if necessary at a qualified workshop.
Changing the front turn signal bulbs
Fig. 168 In the front right wheel housing liner: changing a turn signal bulb.
First read and observe the introductoryinformation and safety warnings⇒Introduction
The actions should only be carried out in the specified order:
Observe and follow the instructions in the checklist ⇒ Checklist Information on changing
bulbs .
Turn the steering so that the wheel on the affected side of the vehicle is pointing to the
middle of the vehicle. If necessary, start the engine to do this. Then stop the engine again and
remove the vehicle key from the ignition lock.
Turn the cover in the wheel housing liner in the direction of the arrow and remove it
⇒ Fig. 168 .
Release the connector ⇒ Fig. 168 ① and detach it.
Turn the bulb holder ⇒ Fig. 168 ② anti-clockwise (arrow) as far as it will go and pull it out to
the rear along with the bulb.
Replace the defective bulb with a new bulb of the same type.
Insert the bulb holder into the headlight and turn it clockwise as far as it will go.
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les must not touch each other, as any contact could mean that electricity could flow as
soon as the positive terminals are connected.
Jump lead connection point (earth connection)
Fig. 176 In the engine compartment: jump lead connection point (earth connection).
First read and observe the introductoryinformation and safety warnings⇒Introduction
There is a jump lead connection point (earth connection) in the engine compartment for connecting
the black jump lead ⇒ Fig. 176 ㊀.
The vehicle must be jump-started or used to jump-start another vehicle only via this jump lead
connection point.
Jump starting the vehicle
Fig. 177 How to connect the jump leads.
First read and observe the introductoryinformation and safety warnings⇒Introduction
Key to ⇒ Fig. 177 :
Vehicle with discharged 12-volt vehicle battery that is being jump-started.
Vehicle with 12-volt vehicle battery that is supplying power and jump-starting the other
vehicle.
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unattended.
expansion tank when the engine is hot. Coolant may spray out and cause serious burns and other
injuries.
-clockwise while exerting
gentle downward pressure on the cap.
face, hands and arms from hot coolant or steam with a large, thick cloth.
spilt service fluids can start a fire.
WARNING
High voltages in the electrical system can cause electric shocks, burns, serious injuries and death!
-volt battery could explode.
started, never touch the electrical cables in the ignition system.
WARNING
There are rotating components in the engine compartment that can cause serious injury.
rotor blades can result in serious injuries. The fan is temperature-controlled and can start
automatically, even when the ignition has been switched off or the vehicle key has been removed
from the ignition lock.
e engine is started or with the engine running, there is an
additional, potentially fatal safety risk from the rotating parts, such as the poly V-belt, alternator,
radiator fan, and from the high-voltage ignition system. Always be particularly careful.
Always ensure that no body parts, jewellery, ties, loose items of clothing or long hair can be
caught up in rotating engine components. Before starting work, remove any jewellery and ties, tie
up long hair and pull clothes in tightly to avoid them getting caught on engine parts.
could move, even if the electronic parking brake is applied.
s and tools, in the engine
compartment. Any forgotten items can cause malfunctions, engine damage and fires.
WARNING
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Depress and hold the brake pedal until you have switched off the ignition.
Switch on the electronic parking brake Electronic parking brake.
Move the gear lever to neutral position Manual gearbox: selecting a gear or move the selector lever
to position P DSG® dual clutch gearbox.
Switch off the ignition and remove the vehicle key from the ignition lock Starting and stopping the
engine.
Allow the engine to cool sufficiently.
Children and other people should be kept well away from the engine compartment.
Ensure that the vehicle cannot roll away unexpectedly.
WARNING
Ignoring any of the items on this important safety checklist can lead to severe injuries.
Opening and closing the bonnet
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Otherwise, the engine could be damaged. If you cannot see any coolant in the expansion tank do not
drive on. Seek professional assistance.
level remains stable.
⇒ Fig. 188 . Do not
fill up above the top edge of the marked area⇒ .
⇒ Coolant
specification , do not use any other coolant additive! Instead, initially refill with distilled water⇒
only. Then add the correct proportion of the specified coolant additive as soon as possible
⇒ Coolant specification .
WARNING
Hot steam and hot coolant can cause serious burns.
coolant coming out of the engine
compartment. Always wait until you can no longer see or hear escaping steam or coolant.
components can burn the skin.
wing points must be observed before opening the bonnet once it has cooled down:
P or move the gear
lever to the neutral position.
hicle key from the ignition lock.
unattended.
expansion tank when the engine is hot. Coolant may spray out and cause serious burns and other
injuries.
-clockwise while exerting gentle downward pressure on
the cap.
with a large, thick cloth.
spilt service fluids can start a fire. In certain circumstances, the ethylene glycol in the coolant can
catch fire.
NOTICE