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:
Fuel Tank Pressure Sensor (FTPS). Description and Operation
Description
Fuel Tank Pressure Sensor (FTPS) is a component of the evaporative emission
control system and is installed on the fuel tank, the fuel pump, or the canister.
It checks the purge ...
Power Window Relay. Repair procedures
Inspection
1.
Disconnect the negative (-) battery terminal.
2.
Remove the junction box.
3.
Check for continuit ...
Active ECO operation
Active ECO helps improve fuel efficiency by controlling the engine and transaxle.
But fuel-efficiency can be changed by the driver's driving habits and road conditions.
When the Active E ...
