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: Center Pillar Trim Components and Components Location
Component Location 1. Center pillar lower trim2. Center pillar upper trim ...

Hyundai Sonata LF 2014-2019 Service Manual: Rear Seat Folding Lever Repair procedures
Replacement 1. Fold the rear seat back assembly (A) by pulling the folding lever in the direction of the arrow. 2. After loosening the mounting bolts, then remove the rear seat folding lever (A). 3. Install in the reverse order of removal. ...