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:
Headlight aiming adjustment
Before performing aiming adjustment, make
sure of the following.
1. Keep all tires inflated to the correct pressure.
2. Place the vehicle on level ground and press
the front bumper & rear bump ...
Manual Transaxle Oil
Inspect the manual transaxle oil according to the maintenance schedule.
NOTE:
If the oil level is low, check for possible leaks before adding oil. Do not overfill. ...
Checking the free-play
STEERING WHEEL
To check the steering wheel free-play, stop the
car with the wheels pointed straight ahead and
gently move the steering wheel back and forth.
Use very light finger pressure and be ...


