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:
If the engine will not start
If engine doesn't turn over or turns over slowly
1. If your vehicle has an automatic transaxle, be sure the shift lever is in
N (Neutral) or P (Park) and the emergency brake is set.
2. Check t ...
Changing the coolant
Have coolant changed by an authorized HYUNDAI dealer according to the Maintenance
Schedule at the beginning of this section.
CAUTION
Put a thick cloth or fabric around the radiator cap before refi ...
Variable Intake Solenoid (VIS) Valve. Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the VIS valve connector.
3.
Measure resistance betwe ...
