Engine oil and filter
The engine oil and filter should be changed at the intervals specified in the maintenance schedule. If the car is being driven in severe conditions, more frequent oil and filter changes are required.
See also:
SAFETY
The 2011 Sonata has been named a Top Safety Pick by the Insurance Institute
for Highway Safety. To earn this safety nod, a car must receive the top score of
Good in front-, side-impact, rear and r ...
How does the air bag system operate
• Air bags are activated (able to inflate if necessary) only when the ignition
switch is turned to the ON or START position.
• Air bags inflate instantly in the event of serious frontal or side col ...
Theft-alarm stage
The alarm will be activated if any of the following occurs while the system is
armed.
• A door is opened without using the transmitter (or smart key or mechanical
key).
• The trunk is opened wit ...