Hyundai Elantra: Blower / Intake Actuator
Description and operation
The intake actuator is located at the blower unit. It regulates the intake door by a signal from the control unit. Pressing the intake selection switch will shift between recirculation and fresh air modes.
Components and components location

Specifications
Door position
|
Voltage (V)
|
Error detecting
|
Max. cooling
| 0.3 ± 0.15
| Low voltage : 0.1V or less
|
Max. heating
| 4.7 ± 0.15
| High voltage : 4.9V or more
|
Repair procedures
1. | Verify that the intake actuator operates to the fresh position when connecting 12V to terminal 3 and grounding terminal 7. |
2. | Verify that the intake actuator operates to the recirculation position when connected in reverse. 
Pin No
| Function
| 1
| -
| 2
| -
| 3
| Fresh air
| 4
| Sensor REF (+5V)
| 5
| Feedback signal
| 6
| Sensor ground
| 7
| Recirculated air
|
|
3. | Connect the intake actuator connector. |
4. | Turn the ignition switch ON. |
5. | Check the voltage between terminal 6 and 5. |
6. | If the measured voltage is not within specification, check the operation by replacing the existing intake actuator with a new genuine part. After that, determine whether replacement of the temperature control actuator is required or not. |
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the Heater & Blower unit assebmly. (Refer to Heater - "Heater Unit") |
3. | Disconnect the connector (A) and then remove the intake actuator (B) after loosening the mounting screws. 
|
4. | To install, reverse the removal procedure. |
Description and operation
Description The climate control air filter is located in the blower unit. It eliminates foreign materials and odor. The particle filter performs a role as an odor filter as well as a conventional dust filter to ensure comfortable interior environment...
Other information:
WARNING
Windshield heating
Do not use the or
position
during cooling operation in extremely
humid weather. The difference between
the temperature of the outside air and
that of the windshield could cause the
outer surface of the windshield to fog
up, causing loss of visibility. In this case,
set the mode selection knob or button
to the position and fan
speed control
knob or button to..
Components and components location
Components1. DCT (Dual Clutch Transmission) assembly2. DCT support bracket3. Roll rod support bracket
Repair procedures
Removal1.Turn ignition switch OFF and disconnect the battery negative (-) terminal. 2.Remove the air cleaner assembly and air duct.(Refer to Engine Mechnical System - "Air Cleaner")3.Remove the battery and battery tray.(Refer to Engi..