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 Service Manual: Troubleshooting
Troubleshooting
Problem Symptoms Table
Use the table below to help you find the cause of the
problem. The numbers indicate the priority of the like cause of the
problem. Check each part in order.
If necessary, replace these parts.
SymptomSuspect AreaReferenceLower pedal or spongy pedal ...
Hyundai Sonata LF 2014-2019 Service Manual: Heated Steering wheel Description and Operation
Description
Heated pads to grip the steering grip makes the fever.
1.
Heated control unit
TypeTemperatureRemarksLeather38°C±4°CApply to the entire lather surface
2.
Heated steering control : BCM(body control module) integrated management
3.
heated steering pad
Operation
The ...