Spark plugs
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Explanation of scheduled maintenance items / Spark plugs
Make sure to install new spark plugs of the correct heat range.
See also:
Check Spark Plugs and Ignition System
Inspect your spark plugs and replace them if necessary. Also check all ignition
wiring and components to be sure they are not cracked, worn or damaged in any way. ...
Keep Your Car Clean
The best way to prevent corrosion is to keep your car clean and free of corrosive
materials. Attention to the underside of the car is particularly important.
o If you live in a high-corrosion area ...
4WD lock system
4WD lock system (With Electronic Control 4WD) (If installed)
This 4WD system is designed for dividing the
power ratio automatically in normal driving conditions.
During off-road or low-friction d ...


