Page 71 of 183

Instruments and controls69
During natural gas operation, the
system automatically switches over to
petrol operation when the gas tanks
are empty 3 69. Fuel selector
3 120.
Control indicator $ illuminates if the
level in the tank is low.
Never run the tank dry.
Because of the fuel remaining in the
tank, the top-up quantity may be less
than the specified tank capacity.
The needle will point to 0 and control
indicator $ will flash to indicate a fault
in the system. Seek the assistance of a workshop.
Low fuel control indicator $ 3 79.CNG fuel gauge
In natural gas operation mode, the
four vertical bars next to CNG
correspond to the methane level in
the cylinders. As the fuel level
diminishes, the bars in the CNG fuel
gauge disappear.
CNG and the one remaining bar will
flash if the methane level in the
cylinders is low.
Refuelling 3 121.
Fuel selector
Pressing button Y in the centre
console switches between petrol and
natural gas operation. The LED 1
status shows the current operating
mode.
1 off=natural gas
operation.1 illuminates=petrol operation.
During natural gas operation, if
control indicator Y illuminates in the
Driver Information Centre (DIC)
3 80, the natural gas tanks are
empty and petrol operation is
automatically engaged.
Page 125 of 183

Driving and operating123
The capacity of the natural gas tank
depends on outside temperature,
filling pressure and type of refuelling
system.
Close the fuel filler flap after
refuelling.
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 cut-off system
In the event of a collision of a certain
severity, the fuel system is cut-off and
the engine is switched off
automatically, for safety reasons.
Resetting the fuel cut-off system;
refer to "Fuel system messages"
3 86.
Fuel consumption - CO
2-
Emissions
The fuel consumption (combined) of
the Vauxhall Combo is within a range of 37 to 59 mpg.
The CO 2 emission (combined) is
within a range of 179 to 126 g/km.
For the values specific to your
vehicle, refer to the EEC Certificate of Conformity provided with your vehicle
or other national registration
documents.
General information
The official fuel consumption and
specific CO 2 emission figures quoted
relate to the EU base model with
standard equipment.
Fuel consumption data and CO 2
emission data are determined
according to regulation R (EC) No.
715/2007 (in the applicable version),
taking into consideration the vehicle
weight in running order, as specified
by the regulation.
Page 173 of 183
Technical data171CapacitiesEngine oilEngine1.4i1.4Turbo1.4CNG1.3CDTI1.6CDTI2.0CDTIincluding Filter [l]2.72.92.93.24.94.9between MIN and MAX [l]1.01.01.01.01.01.0
Fuel tank
Petrol/diesel, nominal capacity [l]60Natural gas CNG, nominal capacity [kg]
Petrol, nominal capacity [l]16.15 / 22.1 8)
228) L1/L2.