Hyundai Veloster: Manual climate control system

1. Turn the ignition switch to the ON position.
2. Select the defrost button
(
).
3. Press the air intake control
button at least 5 times within 3 seconds.
The indicator on the air intake button blinks 3 times with 0.5 seconds of interval. It indicates that the defogging logic is canceled or returned to the programmed status.
If the battery has been discharged or disconnected, it resets to the defog logic status.
Defogging logic
Automatic climate control systemMaster Cylinder. Components and Components Location
Components
1. Reservoir cap
2. Reservoir
3. Grommet
4. Master cylinder assembly
...
Repair procedures
Replacement
Problems And Replacement Parts:
Problem
Part set
Scan tool required?
All keys have been lost
Blank key (4)
YES
...
Passenger Airbag (PAB) Module. Repair procedures
Removal
1.
Disconnect the battery negative cable and wait for at least three
minutes before beginning work.
2.
Remove the glove box housin ...