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 systemCurtain Airbag (CAB) Module. Repair procedures
Removal
1.
Disconnect the battery negative cable and wait for at least 3
minutes before beginning work.
2.
Remove the roof trim.
...
Schematic Diagrams
Circuit Diagram - ESC (1)
Circuit Diagram - ESC (2)
Circuit Diagram - ESC (3)
Circuit Diagram - ESC (4)
ESC connector input/output
Connector Terminal
...
ETC (Electronic Throttle Control) System. Repair procedures
Inspection
Throttle Position Sensor (TPS)
1.
Connect the GDS on the Data Link Connector (DLC).
2.
Start the engine and measure the output ...