Mercedes-Benz CLS Owner's Manual page 171

168 Driving and parking
* NOTE Do not use diesel to refuel vehi‐
cles with a petrol engine
If you have accidentally refuelled with the
wrong fuel:
do not switch the ignition on. Otherwise
R
fuel can enter the engine.
Even small amounts of the wrong fuel
could result in damage to the fuel system
and the engine. The repair costs are high.
Consult a qualified specialist workshop.
#
Have the fuel tank and fuel lines
#
drained completely.
* NOTE Do not use petrol to refuel vehi‐
cles with a diesel engine
If you have accidentally refuelled with the
wrong fuel:
do not switch the ignition on. Otherwise,
R
fuel can enter the fuel system.
Even small amounts of the wrong fuel
could result in damage to the fuel system
and the engine. The repair costs are high.
Consult a qualified specialist workshop.
#
Have the fuel tank and fuel lines
#
drained completely.
* NOTE Damage to the fuel system caused
by overfilled fuel tanks
Only fill the fuel tank until the pump
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nozzle switches off.
Requirements:
The vehicle is unlocked.
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% Do not get into the vehicle again during the
refuelling process. Otherwise, electrostatic
charge could build up again.
Observe the notes on operating fluids and fuel.
The recommended octane number for your vehi‐
cle can be found on the information label in the
fuel filler flap.
1 Fuel filler flap
2 Bracket for fuel filler cap
3 Tyre pressure table
4 QR code for rescue card
5 Fuel type
Press on the back area of fuel filler flap 1.
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Turn the fuel filler cap anti-clockwise and
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remove it.