Hyundai Sonata: Fuel requirements - IntroductionHyundai Sonata: Fuel requirements

Your new vehicle is designed to use only unleaded fuel having a pump octane number ((R+M)/2) of 87 (Research Octane Number 91) or higher.

Your new vehicle is designed to obtain maximum performance with UNLEADED FUEL, as well as minimize exhaust emissions and spark plug fouling.

CAUTION

Never add any fuel system cleaning agents to the fuel tank other than what has been specified. (Consult an authorized HYUNDAI dealer for details.)

WARNING

  • Do not "top off" after the nozzle automatically shuts off when refueling.
  • Tighten the cap until it clicks one time, otherwise the Malfunction Indicator Light “Always check that the fuel cap is installed securely to prevent fuel spillage” will illuminate.
  • Always check that the fuel cap is installed securely to prevent fuel spillage in the event of an accident.
How to use this manual
We want to help you get the greatest possible driving pleasure from your vehicle. Your Owner’s Manual can assist you in many ways. We strongly recommend that you read the entire manual. In order ...

Gasoline containing alcohol and methanol
Gasohol, a mixture of gasoline and ethanol (also known as grain alcohol), and gasoline or gasohol containing methanol (also known as wood alcohol) are being marketed along with or instead of leade ...

See also:

Engine number
2.4 engine 2.0 engine The engine number is stamped on the engine block as shown in the drawing. ...

Master Cylinder. Components and Components Location
Components 1. Reservoir cap 2. Reservoir 3. Grommet 4. Master cylinder ...

Voice command
Starting Voice Command To start voice command, shortly press the key on the steering wheel remote controller. If voice command is in [Normal Mode], then the system will say “Please say a ...