Instruments and controls105Tachometer
Displays the engine speed.
Drive in a low engine speed range for each gear as much as possible.
Caution
If the needle is in the red warning
zone, the maximum permitted
engine speed is exceeded. Engine at risk.
Fuel gauge
Displays the fuel level or gas content
(CNG) in the tank depending on the current operation mode.
The arrow indicates the vehicle side
where the fuel filler flap is located.
For bi-fuel engines, the Driver
Information Centre displays the fuel
level for the fuel type which is
currently not in operation.
Control indicator Y illuminates if the
level in the tank is low. Refuel
immediately if it flashes.
Never run the fuel tank dry.
Because of the fuel remaining in the
tank, the top-up quantity may be less
than the specified fuel tank capacity.
Fuel selector
Natural gas operation, CNG
Press X to switch between petrol and
natural gas operation.
The LED status shows the current
operating mode.
Driving and operating219Close the flap and engage.
Natural gas refuelling
The fuel filler flap can only be opened
if the vehicle is unlocked. Release the
fuel filler flap by pushing the flap.
9 Warning
Refuel only with a maximum
output pressure of 250 bar. Use
only temperature-compensated
filling stations.
The refuelling procedure must be
completed, i.e. the filler neck must be
vented.
The capacity of the natural gas tank depends on outside temperature,
filling pressure, gas composition and
type of refuelling system. Capacities
3 291.
Close the flap and allow it to engage. Terms for "natural gas vehicles"
abroad:GermanErdgasfahrzeugeEnglishNGVs = Natural Gas Vehi‐
clesFrenchVéhicules au gaz naturel -
or - Véhicules GNVItalianMetano auto
Terms for "natural gas" abroad:
GermanErdgasEnglishCNG = Compressed
Natural GasFrenchGNV = Gaz Naturel (pour)
Véhicules - or -
CGN = carburantgaz
naturelItalianMetano (per auto)Fuel filler cap
Only use genuine fuel filler caps. Diesel-engined vehicles have special fuel filler caps.
Fuel consumption - CO 2-
Emissions
Petrol and Diesel engines
The fuel consumption (combined) of
the model Vauxhall Astra is within a
range of 46 to 85 mpg.
The CO 2 emission (combined) is
within a range of 142 to 88 g/km.
For the values specific for your
vehicle, refer to the EEC Certificate of Conformity provided with your vehicle
or other national registration
documents.
Natural gas enginesThe gas consumption (combined) of
the model Vauxhall Zafira is approx.
42 mpg.
The CO 2 emission (combined) is
123 g/km.
