Valve clearance
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Explanation of scheduled maintenance items / Valve clearance
Inspect excessive valve noise and/or engine vibration and adjust if necessary. An authorized HYUNDAI dealer should perform the operation.
See also:
Remote fuel-filter lid release
The fuel-filler lid may be opened from inside the
vehicle by pulling up on the fuel-filler lid opener
located on the front floor area on the left side of
the vehicle.
NOTE:
If the fuel-filler l ...
Heating and air conditioning
1. Start the engine.
2. Set the mode to the desired position. To improve the effectiveness of heating
and cooling :
- Heating:
- Cooling:
3. Set the temperature control to the desired position. ...