Hyundai Sonata: Seat Electrical / Power Seat Control Switch Repair procedures

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

Inspection
Diagnosis with GDS
1.
The body electrocal system can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).
The diagnostic system (GDS) provides the following information.
(1)
Self diagnosis : Checking the failure code (DTC) and display
(2)
Current data : Checking the system input/output data state
(3)
Actuator test : Checking the system operation condition
(4)
Additional function : Other controlling such as he system option and zero point adjustment
2.
Select the "Car Model" and the system to be checked in order to check the vehicle with the tester.
3.
Select the "Power Seat Module (PSM)" to check the power seat module (PSM).
4.
Select the "Current Data" menu to search the current state of the input/output data.
The input/output data for the sensors corresponding to the power seat module (PSM) can be checked.
Seat Control Switch
1.
With the power seat switch in each position, make sure that continuity exists between the terminals below. If continuity is not as specified, replace the power seat switch.

[Manual Seat Control Switch]

[Power Seat Control Switch]

Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front seat outer shield cover.
(Refer to Body - "Front Seat Outer Shield Cover")
3.
Remove the power seat control switch (A) after loosening the screws.

Installation
1.
Install the power seat control switch after connecting the connector.
2.
Install the front seat outer shield cover.
3.
Connect the negative (-) battery terminal.
Power Seat Control Switch Schematic Diagrams
Circuit Diagram ...

Seat Heater Components and Components Location
Component Location ...

Other information:

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Removal 1. Disconnect the negative(-) battery terminal. 2. Remove the center facia panel. (Refer to Heating, Ventilation and Air Conditioning - "Controller") 3. Remove the start/stop button (A) after loosening the screw (3EA). Installation 1. Install the start/stop button. 2. ...

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