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:
If Engine Turns Over Normally but Does Not Start
1. Check fuel level.
2. With the key in the "OFF" position, check all connectors at ignition coil and
spark plugs. Reconnect any that may be disconnected or loose.
3. Check the fuel li ...
DIGITAL CLOCK
There are three control buttons for the digital clock. Their functions are:
HOUR - Push "H" to advance the hour indicated.
MIN - Push "M" to advance the minute indicated.
RESE ...
Brake/clutch fluid
Check brake fluid level in the brake fluid reservoir. The level should be between
“MIN” and “MAX” marks on the side of the reservoir. Use only hydraulic brake fluid
conforming to DOT 3 or DOT 4 sp ...


