Seat Mii 2019 Owner's Manual page 194

Refuelling with natural gas
Open tank lid: gas filler mouth
Fig. 180
er mouth retainer
2
Before refuelling, the engine and the ignition,
mobile telephone and heating must be
›››
switched off separately
It is also essential to carefully read the in-
structions for the natural gas pump.
The vehicle is equipped for refuelling only
with Compressed Natural Gas (CNG)
Refuelling with another type of natural gas is
not allowed, e.g. Liquefied Natural Gas (LNG)
or hydromethane.
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

›››
door page 97.
192
Press on the rear area of the flap and open
●
it.
Refuelling
Remark: If the ambient temperature is very
high, the natural gas pump protection against
overheating disconnects this automatically.
Remove the plug from the gas filler mouth
●
›››
Fig. 180
Connect the pump filling nozzle to the gas
●
filler mouth.
, fill-
1
The fuel tank will be full when the pump
●
compressor automatically cuts the supply.
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-
sary, place it in the filler mouth again.
›››
.
Insert the plug in the filler mouth.
●
Close the tank flap. Make sure you hear it
●
click into place.
WARNING
Natural gas is a highly explosive, easily
flammable substance. Incorrect handling
of the natural gas can cause accidents se-
rious burns and other injuries.
situated on the driver
Before refuelling with natural gas, the fill-
●
ing mouth must be correctly engaged. If
Practical tips
.
1
2
you can smell gas, stop refuelling immedi-
ately.
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 are unacquainted with the pump, it is
advisable that a member of staff of the
service station performs the refuelling op-
eration.
Noises heard when refuelling are normal
●
and do not indicate the presence of a fault
in the system.
The vehicle natural gas system is pre-
●
pared both for refuelling with a small com-
pressor (slow refuel) and a large compres-
sor (fast refuel) in natural gas service sta-
tions.