Sonata 2011 Owners Manual

See also:

Coolant
The coolant should be changed at the intervals specified in the maintenance schedule. ...

If the engine will not start
WARNING: If the engine will not start, do not push or pull the car to start it. This could result in a collision or cause other damage. In addition, push or pull starting may cause the catalytic ...

Checking the battery
WARNING: Batteries can be dangerous! When working with batteries, carefully observe the following precautions to avoid serious injuries. The fluid in the battery contains a strong solution of s ...