Hyundai Sonata: 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.
Fan speed control
The ignition switch must be in the ON position for fan operation.
The fan speed control knob allows you to control the fan speed of the air flowing
from the ventilation system. To change the fa ...
System operation
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See also:
Shift lock system
For your safety, the automatic transaxle has a shift lock system which prevents
shifting the transaxle from P (Park) or N (Neutral) into R (Reverse) unless the
brake pedal is depressed.
To shift ...
Fuel Pressure Control Valve. Repair procedures
Inspection
1.
Turn the ignition switch OFF and disconnect the battery negative
(-) cable.
2.
Disconnect the fuel pressure regulator valve ...
Muffler. Repair procedures
Removal and Installation
1.
Remove the front muffler (B) after disconnecting
the oxygen sensor connector (A) (ULEV only).
Tightening torque:
...
