Fuel - Seat LEON Owner's Manual

Before refuelling, the engine and the igni-
tion, mobile telephone and heating must be
›››
switched off separately
Read the instructions on how to use the natu-
ral gas pump carefully.
The vehicle is not prepared for refuelling with
liquefied natural gas (LNG)
elling with natural gas, make sure you add
the appropriate type of fuel
Opening the fuel tank cap
The natural gas filler mouth is behind the fuel
tank cap, next to the petrol filler mouth.
● Unlock the vehicle with the key or with the
central locking button

›››
er door page 116.
● Press on the rear area of the flap and open
it.
Refuelling
Special feature: if the ambient temperature is
very high, the natural gas pump protection
against overheating disconnects this auto-
matically.
● Remove the plug from the gas filler mouth
›››
Fig. 239 .
1
● Connect the pump filling nozzle to the gas
filler mouth.
● The fuel tank will be full when the pump
compressor automatically cuts the supply.
258
● If you wish to finish refuelling in advance,
press the button on the pump to stop the
. flow.
Closing the fuel tank cap
● Check that the gas filler mouth retainer
is not trapped with the filler nozzle. If neces-
›››
. Before refu-
sary, place it in the filler mouth again.
Insert the plug in the filler mouth.
››› ●
page 258.
● Close the tank flap. Make sure you hear it
click into place.
WARNING
Natural gas is a highly explosive, easily flam-
mable substance. Incorrect handling of the
situated on the driv-
natural gas can cause accidents serious
burns and other injuries.
Before refuelling with natural gas, engage
●
the filling mouth correctly. If you can smell
gas, stop refuelling immediately.
WARNING
The vehicle is not prepared to use liquefied
natural gas (LNG), and this fuel must not be
added under any circumstances. Liquefied
natural gas can cause the natural gas tank to
explode, resulting in serious injury.
Note
● The filling nozzles of natural gas pumps
can differ in the way they are operated. If you
Advice
2

Fuel

The correct grade of petrol is listed inside the
fuel tank flap.
The vehicle is equipped with a catalytic con-
verter and must only be run on unleaded pet-
rol. The petrol must comply with European
Standard EN 228 or German standard DIN
51626-1 and must be unleaded. You can re-
fuel with a maximum ethanol proportion of
10 % (E10). The types of petrol are differenti-
ated by their octane rating (RON).
The following titles appear on the corre-
sponding adhesive on the fuel tank flap:
do not know, ask a qualified employee at the
petrol station to do the refuelling.
● Noises heard when refuelling are normal
and do not indicate the presence of a fault in
the system.
● The vehicle natural gas system is prepared
both for refuelling with a small compressor
(slow refuel) and a large compressor (fast re-
fuel) in natural gas service stations.
Types of petrol