Air conditioning
Hyundai Sonata / Sonata 2011 Owners Manual / Features of your vehicle / Manual climate control system / Air conditioning

Press the A/C button to turn the air conditioning system on (indicator light will illuminate). Press the button again to turn the air conditioning system off.
See also:
Cruise SET indicator
The indicator light illuminates when the cruise function switch (SET- or RES+)
is ON.
The cruise SET indicator light in the instrument cluster is illuminated when
the cruise control switch (SET ...
Valve clearance
Inspect excessive valve noise and/or engine vibration and adjust if necessary.
An authorized HYUNDAI dealer should perform the operation. ...
Drive shafts and boots
Check the drive shafts, boots and clamps for cracks, deterioration, or damage.
Replace any damaged parts and, if necessary, repack the grease. ...


