Fuel and exhaust gas cleaning
1
The correct fuel grade for your vehicle is given
on a sticker on the inside of the fuel tank
flap. Further notes on fuel can be found at
››› page 246.
Petrol with ethanol (“E” stands for Ethanol).
The number indicates the percentage of
ethanol in the petrol:
“E5” means an ethanol ratio of 5% max.
“E10” means an ethanol ratio of 10% max.
“E20” means an ethanol ratio of 20% max.
Super unleaded petrol 95 octane petrol or
normal 91 octane petrol at least
We recommend refuelling with super 95 octane
petrol (91 AKI). If not available, normal 91 oc-
tane petrol (87 AKI) (with a slight power loss)
may be used.
The capacity of your vehicle's fuel tank is given
in ››› page 319.
2
Diesel according to EN590 standard. The
number indicates the maximum percent-
age of Biodiesel in the fuel. “B7” means a
maximum of 7% Biodiesel.
Super unleaded petrol, 95 octanes at least
Fuel types
You should use super 95 octane petrol (91 AKI)
at least.
Identification of fuels1)
Synthetic diesel according to EN15940
standard.
3
4
If super petrol is not available, if necessary, use
normal 91 octane petrol (87 AKI). In this case
only use moderate engine speeds and a light
throttle. Refuel with super as soon as possible.
Natural gas: “CNG” means Compressed
Natural Gas
Type of petrol
Unleaded super plus 98 octane petrol or su-
per 95 octane petrol at least
The correct grade of petrol is listed inside the
We recommend refuelling with super plus 98
octane petrol (93 AKI). If not available: super 95
octane petrol (91 AKI) (with a slight power loss).
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 the standard
EN 228 and be sulphur-free. Follow the regula-
tions of the country you are driving in. The types
of petrol are dierentiated by using the octane
numbers (RON) or via the anti-knock index
(AKI).
If super petrol is not available, if necessary, use
normal 91 octane petrol (87 AKI). In this case
only use moderate engine speeds and a light
throttle. Refuel with super as soon as possible.
Fig. 158 Identification of fuels according to
European Union (EU) Directive 2014/94/
Fuels are identified by dierent symbols on the
pump and on your vehicle's tank flap. The
identification serves to prevent confusion when
choosing the fuel.
1)
Depending upon country.
246
English 
