Hyundai 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 “
” will illuminate. - Always check that the fuel cap is installed securely to prevent fuel spillage in the event of an accident.
- Gasoline containing alcohol and methanol
- Do not use methanol
- Fuel Additives
- Operation in foreign countries
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:
If the engine overheats
If your temperature gauge indicates overheating, you experience a loss of power,
or hear loud pinging or knocking, the engine is probably too hot. If this happens,
you should:
1. Pull off the roa ...
Driver's and passenger's front air bag
Driver’s front air bag
Your vehicle is equipped with a Supplemental Restraint (Air Bag) System and lap/shoulder
belts at both the driver and passenger seating positions. The indications of th ...
Floor mat anchor(s)
When using a floor mat on the front floor carpet, make sure it attaches to the
floor mat anchor(s) in your vehicle. This keeps the floor mat from sliding forward.
WARNING
The following must be ...
