Removal |
1. |
Disconnect the negative (-) battery terminal. |
2. |
Remove the front seat assembly.
(Refer to Body - "Front Seat Assembly") |
3. |
Remove the seat back.
(Refer to Body - "Front Seat Back Cover") |
4. |
Disconnect the lumbar support motor connector (A). |
5. |
Remove the lumbar support assembly after disengaging mounting clip (A). |
Installation |
1. |
Install the lumbar support assembly. |
2. |
Install the seat back cover. |
3. |
Install the front seat assembly.
|
Inspection |
1. |
The body electrocal system can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).
The diagnostic system (GDS) provides the following information.
|
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. |
5. |
If you will check the power door lock operation forcefully, select "Actuation Test". |
1. |
Disconnect the connectors for each motor.
[Lumbar Support Motor] |
2. |
With the battery connected directly to the motor terminals, check if the motors run smoothly. |
3. |
Reverse the connections and check that the motor turns in reverse. |
4. |
If there is an abnormality, replace the motors. |
Hyundai Sonata LF 2014-2019 Owners Manual: Immobilizer System
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