Mercedes-Benz CLS Owner's Manual page 354

Never refuel with one of the following fuels:
petrol
R
marine diesel
R
heating oil
R
pure bio-diesel fuel or vegetable oil
R
paraffin or kerosene
R
If you have accidentally refuelled with the
wrong fuel:
Do not switch the ignition on.
#
Consult a qualified specialist workshop.
#
The following compatibility indication for fuel
applies to your vehicle:
1 For diesel fuel with a maximum of 7% by vol‐
ume bio-diesel (fatty acid methyl ester)
According to European standard EN 16942 you
can find the compatibility indications at the fol‐
lowing locations:
on the vehicle on the information label in the
R
fuel filler flap ( page 166)
/
on the fuel pump or pump nozzle suitable for
R
your vehicle throughout Europe
Information on low outside temperatures
Refuel your vehicle with as much winter diesel
fuel as possible at the beginning of winter.
Technical data 351
Before changing over to winter diesel fuel, the
fuel tank should be empty, if possible. When first
refuelling with winter diesel fuel, only refuel
using a small amount, e.g. to reserve level. The
fuel tank can be filled as usual when next refuel‐
ling.
Further information on fuel can be obtained at a
filling station or a qualified specialist workshop.
Tank content and reserve fuel
The total capacity of the fuel tank may vary,
depending on the vehicle equipment.
Model Total capacity
CLS 350
CLS 350 4MATIC
CLS 450 4MATIC
All other models
66.0 litres
66.0 litres
or
80.0 litres
50.0 litres
or
66.0 litres