Hyundai Sonata: Controller / Heater & A/C Control Unit (Manual) Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Heating, Ventilation and Air Conditioning / Controller / Heater & A/C Control Unit (Manual) Repair procedures

Replacement

1.	Disconnect the negative (-) battery terminal.

2.	Using a screwdriver or remover, remove the center fascia panel (A).

3.	Disconnect the A/C & heater controller connectors (A).

4.	Remove the heater and A/C controller (A) from the center facia panel.

Install in the reverse order of removal.

•	Make sure the connector are connected in properly.

•	Replace any damaged clips.

Heater & A/C Control Unit (Manual) Components and Components Location

Components Connector [A] Pin NOFunctionPin NOFunction1ILL+ (TAIL)21Detent OUT (+)2Sensor REF (+5V)22HTD3Mode control actuator (Vent)23Rear defog switch4Mode control actuator (Defrost)24C_CAN High5 ...

Heater & A/C Control Unit (DATC) Components and Components Location

Components Connector [A] Pin NOFunctionPin NOFunction1ILL+ (TAIL)21Detent OUT (+)2Sensor REF (+5V)22HTD (Rear defog indicator)3Mode control actuator (Vent)23Rear defog switch4Mode control actuator ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Components and Components Location
Components NoConnector AConnector BConnector C1Room lamp_outputGNDTrunk release switch_input2Heated handle power_IGN 2-Brake switch_input3heated handle_outputAuto light power_outputFog lamp switch_input4-Chassis CAN (Low)Head lamp high switch_input5Safety power window enable_outputC ...

Hyundai Sonata LF 2014-2019 Owners Manual: Paddle Shifter
The paddle shifter is available when the shift lever is in the D (Drive) position or Manual shift mode. With the shift lever in the D position The paddle shifter will operate when the vehicle speed is more than 6 mph (10 km/h). Pull the [+] or [-] paddle shifter once to shift up or down one gear ...