Hyundai Sonata: Do not use methanol
Fuels containing methanol (wood alcohol) should not be used in your vehicle. This type of fuel can reduce vehicle performance and damage components of the fuel system.
CAUTION
Your New Vehicle Limited Warranty may not cover damage to the fuel system and any performance problems that are caused by the use of fuels containing methanol.
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 ...Fuel Additives
HYUNDAI recommends that you use good quality gasolines treated with detergent additives such as TOP TIER Detergent Gasoline, which help prevent deposit formation in the engine. These gasolines wil ...See also:
Fan speed control
The ignition switch must be in the ON position for fan operation.
The fan speed control knob allows you to control the fan speed of the air flowing
from the ventilation system. To change the fa ...
Repair procedures
Inspection
1.
After disconnecting the vapor hose from the PCV valve, remove
the PCV valve.
2.
Reconnect the PCV valve to the vapor hose.
...
Side Impact Sensor (SIS). Repair procedures
Removal
Pressure Side Impact Sensor
•
Removal of the airbag must be performed accordin ...