Hyundai Sonata: Front Seat / Front Seat Assembly Repair procedures

Replacement
   
When folding the seatback forward in state that headrest and seat is upper and seat is moved forward, be careful not to touch the components such as sunvisor.
1.
Remove the front anchor seat belt.
(Refer to Restraint - "EFD (Emergency Fastening Device) System")
2.
After loosening the mounting bolts, remove the front seat assembly.

Tightening torque :
49.0 ~ 63.7 N.m (5..0 ~ 6.5 kgf.m, 36.2~ 47.0 lb-ft)

[Front]

[Rear]

3.
Disconnect the main connector (A), side airbag connector (B), front seat belt buckle connector (C).
[Driver's]

[Passenger's]

4.
Install in the reverse order of removal.
   
SEAT MOUNTING BOLT INSTALLATION PROCEDURE
Set the seat into the most rearward position. Check that each slide is locked, and then tighten the front mounting bolt temporarily.
Set the seat into most forward position. Check that each slide is locked, and then Tighten the rear mounting bolt completely.
Set the seat into the most rearward position. Check the front mounting bolt completely.
Check that the seat operates to and fro smoothy and the locking portion locks properly.
Front Seat Assembly Components and Components Location
Component Location 1. Front seat assembly ...

Front Seat Outer Shield Cover Components and Components Location
Component Location 1. Front seat outer shield cover ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Compession Pressure Inspection     If the there is lack of power, excessive oil consumption or poor fuel economy, measure the compression pressure. 1. Make sure the oil in the crankcase is of the correct viscosity and at the correct level and that the battery is correctly ...

Hyundai Sonata LF 2014-2019 Service Manual: Knee Airbag (KAB) Module Repair procedures
Removal 1. Disconnect the battery negative cable and wait for at least three minutes before beginning work. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") 3. Remove the mounting nuts (A). 4. Disconnect the knee airbag connector (B). Installation ...

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