Hyundai Sonata: Seat Electrical / Seat Heater Switch Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Body Electrical System / Seat Electrical / Seat Heater Switch Repair procedures

Removal

[Front Seat]

1.	Disconnect the negative (-) battery terminal.

2.	Remove the heater and A/C control unit. (Refer to Heating, Ventilation and Air Conditioning - "Controller")

[Rear Seat]

1.	Disconnect the negative (-) battery terminal.

2.	Remove the rear door window switch. (Refer to Power Windows - "Power Window Switch")

Seat Heater Switch Schematic Diagrams

Circuit Diagram ...

Air Ventilation Seat Components and Components Location

Component Location ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Audio Remote Control (Sonata Sports) Schematic Diagrams
Circuit Diagram ...

Hyundai Sonata LF 2014-2019 Owners Manual: Power Brakes
Your vehicle has power-assisted brakes that adjust automatically through normal usage. If the engine is not running or is turned off while driving, the power assist for the brakes will not work. You can still stop your vehicle by applying greater force to the brake pedal than typical. The stoppin ...