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:
Vacuum, Crankcase Ventilation Hoses
Inspect the surface of hoses for evidence of heat and/or mechanical damage. Hard
and brittle rubber, cracking, tears, cuts, abrasions, and excessive swelling indicate
deterioration. Particular att ...
Spot Cleaning
Don't use gasoline, strong solvents or corrosive cleaning agents. These can damage
the finish of the car. To remove road tar, use turpentine on a clean, soft cloth.
Be gentle.
To remove dead ...
Check Fuel Filler Cap Warning Light
This warning light indicates the fuel filler cap is not tight securely. Always
make sure that the fuel filler cap is tight. ...


