Auto User Guide

2023 Mercedes S-CLASS Refueling Process Guide

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2023 Mercedes S-CLASS Refueling Process Owner’s Manual

The Mercedes S-Class 2023 fuelling procedure is the epitome of automotive engineering, combining state-of-the-art technology with unmatched efficiency. The S-Class, a premier luxury vehicle that redefines performance and convenience, even extends this philosophy to the way it refuels. Mercedes has optimized the refueling process by focusing on seamless integration and user experience, resulting in a seamless and effortless driving experience. Every element, from the sophisticated fuel management system to the creative gasoline cap design, has been painstakingly created to improve convenience and safety. The brand’s dedication to perfection in every facet of its cars is reflected in the Mercedes-Benz S-Class’s sophisticated and precise fueling system. Mercedes has completely redesigned the fuelling experience by putting dependability and simplicity first, making it not

2023 Mercedes Benz S-Class Specs, Price, Features, Mileage (Brochure)

Refuelling

Refueling the vehicle

WARNING
Risk of fire or explosion from fuel

Fuels are highly flammable.

  • Fire, open flames, smoking and creating sparks must be avoided.
  • Before refuelling, switch off the vehicle and, if installed, the stationary heater, and leave them switched off during refuelling.

WARNING
Risk of injury from fuels
Fuels are poisonous and hazardous to your health.

  • Do not swallow fuel or let it come into contact with skin, eyes or clothing.
  • Do not inhale fuel vapor.
  • Keep children away from fuel.
  • Keep doors and windows closed during the refuelling process.

If you or other people come into contact with fuel, observe the following:

  • Immediately rinse fuel off your skin with soap and water.
  • If fuel comes into contact with your eyes, immediately rinse them thoroughly with clean water. Seek medical attention immediately.
  • If you swallow fuel, seek medical attention immediately. Do not induce vomiting.
  • Change immediately out of clothing that has come into contact with fuel.

WARNING
Risk of fire and explosion due to electrostatic charge

Electrostatic charge can ignite fuel vapor.

  • Before you open the fuel filler cap or take hold of the pump nozzle, touch the metallic vehicle body.
  • To avoid creating another electrostatic

NOTE
Damage caused by the wrong fuel Vehicles with a gasoline engine:
Even small amounts of the wrong fuel could result in damage to the fuel system, the engine and the emission control system.

  • Only refuel with the low-sulfur spark-ignition engine fuel.

This fuel may contain up to 10% ethanol. Your vehicle is suitable for use with E10 fuel.

Never refuel with one of the following fuels:

  • Diesel
  • Gasoline with more than 10% ethanol by volume, e.g. E15, E85, E100
  • Gasoline with more than 3% methanol by volume, e.g. M15, M30, M85, M100
  • Gasoline with additives containing metal

If you have accidentally refueled with the wrong fuel:

  • Do not switch on the vehicle.
  • Consult a qualified specialist workshop.

NOTE
Do not use diesel to refuel vehicles with a gasoline engine

If you have accidentally refuelled with the wrong fuel:

  • Do not switch on the vehicle. Otherwise, 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
Damage to the fuel system due to overfilling the fuel tank

Only fill the fuel tank until the pump nozzle switches off.
If too much fuel has been added due, for example, to a faulty filling pump:

  • Do not switch on the vehicle.
  • Consult a qualified specialist workshop.

NOTE
Fuel may spray out when you remove the fuel pump nozzle

  • Only fill the fuel tank until the pump nozzle switches off.

Requirements

  • The vehicle is unlocked.
  • Plug-in hybrid with gasoline engine: The fuel tank was vented before Car refueling(/ page 229). This function is country-dependent.

Observe the notes on service fluids and fuel.
Refuel only with fuel that has at least the octane rating specified in the information label in the fuel filler flap. Otherwise, engine output may be reduced and fuel consumption increased.Mercedes-Benz S-CLASS SEDAN 2023 Refueling1

  1. Fuel filler flap
  2. Bracket for fuel filler cap
  3. Tire pressure table
  4. QR code for rescue card
  5. Fuel type

Plug-in hybrid with a gasoline engine: The fuel filler flap opens automatically after the fuel tank has been vented (/ page 229).

  • Press on the rear part of fuel filler flap 1.
  • Turn the fuel filler cap counterclockwise and remove it.
  • Insert fuel filler cap from above into bracket2.
  • Completely insert the pump nozzle into the tank filler neck, hook in place and refuel.
  • Fill the fuel tank only until the pump nozzle switches off.
  • Replace the cap on the filler neck and turn clockwise until it engages audibly.
  • Close fuel filler flap 1.

2023 Mercedes Benz S-Class Specs, Price, Features, Mileage (Brochure)

Depressurizing the fuel tank plug-in hybrid with gasoline engine User Manual

Fueling instructions

Mercedes-Benz S-CLASS SEDAN 2023 Refueling2

  • Pull switch 1 once briefly.

Indicator lamp 2 will flash and the Please Wait Depressurizing Fuel Tank message will appear on the driver’s display.
When the fuel tank is depressurized, indicator lamp 2 will light up continuously. The Fuel Tank Is Depressurized Ready for Refueling message will appear on the driver’s display and the fuel filler flap will open automatically.

Depressurizing the fuel tank may take several minutes.
The fuel tank can only be depressurized if the conditions described above are fulfilled. Otherwise, drive the vehicle at least 1/3 mile (0.5 km) and repeat the process.

In the following situations, there is a malfunction:

  • Indicator lamp 2 flashes initially and then goes out.
  • The yellow; engine diagnostics warning lamp lights up.

NOTE
Damage to the fuel filler flap when opening it
If an attempt is made to open a fuel filler flap that is not unlocked, the fuel filler flap or the opening mechanism may be damaged. If an attempt is made to open a fuel filler flap that is not unlocked, the fuel filler flap or the opening mechanism may be damaged.

  • Only refuel when the fuel filler flap has opened automatically.

FAQ’s

Where is the fuel cap located on the 2023 Mercedes S-Class?

The fuel cap on the 2023 Mercedes S-Class is typically located on the side of the vehicle, easily accessible for refueling.

What type of fuel does the 2023 Mercedes S-Class require?

The 2023 Mercedes S-Class typically requires gasoline or diesel fuel, depending on the specific model and engine type.

Is there a specific fuel octane rating recommended for the 2023 Mercedes S-Class?

 

Can I use a fuel additive with the 2023 Mercedes S-Class?

Mercedes-Benz generally advises against using aftermarket fuel additives unless specifically approved by the manufacturer.

How do I open the fuel door on the 2023 Mercedes S-Class?

The fuel door on the 2023 Mercedes S-Class can typically be opened using a button or lever located inside the vehicle, usually near the driver’s seat.

What precautions should I take while refueling the 2023 Mercedes S-Class?

During refuelling, it’s important to switch off the engine, avoid smoking or using electronic devices, and follow all safety guidelines provided at the fuel station.

How do I know when the fuel tank of the 2023 Mercedes S-Class is full?

Most modern fuel pumps have automatic shut-off mechanisms that stop refuelling when the tank is full. Additionally, monitor the fuel gauge to gauge fuel level.

Can I continue driving the 2023 Mercedes S-Class while refuelling?

No, it’s not safe to drive the vehicle while refueling. Always switch off the engine and remain outside the vehicle during refueling.

What should I do if I accidentally use the wrong fuel type in the 2023 Mercedes S-Class?

 

Is it safe to refuel the 2023 Mercedes S-Class with the engine running?

No, it is not safe to refuel the vehicle with the engine running. Always switch off the engine before refueling.

Can I use a portable fuel container to refuel the 2023 Mercedes S-Class?

Yes, portable fuel containers can be used to refuel the vehicle, but exercise caution to prevent spills and follow safety guidelines.

What should I do if the fuel cap of the 2023 Mercedes S-Class is damaged or missing?

If the fuel cap is damaged or missing, it should be replaced with a genuine Mercedes-Benz replacement part to ensure proper sealing and safety.

View Full User Guide: Mercedes-Benz S-CLASS SEDAN 2023 User Manual

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2023 Mercedes Benz S-Class Specs, Price, Features, Mileage (Brochure)

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