Home/Hyundai/Sonata/Hyundai Sonata VI (2009-2014)/Repair manual/Automatic HVAC System/Heater & Air Conditioning Controller - Except Hev: Overview
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Heater & Air Conditioning Controller - Except Hev: Overview Hyundai Sonata VI

Automatic HVAC System 6 illustrations

Scheme 350

Scheme 350: Components

Connector pin function

ConnectorPin NOFunction
Connector (A)1GND
2Middle High
3Middle Low
4High
5Common
6Low
Connector (B)1Tail Lamp (ILL+)
2Batt
3Mode Actuator (VENT)
4Mode Actuator (DEF)
5Temp Actuator (COOL)
6Temp Actuator (WARM)
7Intake Actuator (FRESH)
8Intake Actuator (REC)
9
10Detent Out (+)
11Mode Actuator (F/B)
12Temp Actuator (F/B)
13Intake Actuator (F/B)
14Blower Common
15Blower F/B
16Rheostat (ILL-)
17IGN2
18
19Can +
20Can
21
22Ecv +
23Ecv
24
25Sensor REF (+5V)
26Evaporator Sensor (+)
27Ambient Sensor
28Clock REF (+5V)
29HTD
30RR Defog S/W
31Sensor GND
32GND

CONNECTOR PIN FUNCTION CHART

Scheme 351

Scheme 351: Replacement

Scheme 352

Scheme 352

Scheme 353

Scheme 353

Scheme 354

Scheme 354
  1. Disconnect the negative (-) battery terminal.
  2. Remove the crash pad garnish (A).
  3. Using the screwdriver, remove the center fascia panel (A).
  4. Disconnect the connectors (A) and then remove the center fascia panel from the crash pad.
  5. Remove the heater and A/C controller (A) from the center fascia.
  6. Installation is the reverse order of removal.

Scheme 355

Scheme 355: Control Panel