KIA Niro: Lumbar Support Units


  1. Disconnect the negative (-) battery terminal.
  2. Remove the front seat back cover.

    (Refer to Body - "Front Seat Back Cover")

  3. Disconnect the lumbar support motor connector (A).

  1. Separate the retaining clips (A) from the seat frame.

  1. Remove the lumbar support assembly (B) after disengaging mounting clip (A).



  1. Install in the reverse order of removal.


  • Make sure that the connectors are plugged in properly.
  • Check the lumbar support system.


Lumbar Support Motor

  1. Disconnect the connectors for motor.

  1. When the battery power is supplied to the motor connector, check the motor for smooth operation.
  2. Reverse the connections and check that the motor turns in reverse.
  3. If the motor runs abnormally, replace it.

Smart Key System


     Smart Key System

    Specifications Smart Key Unit RF Receiver Smart Key Antenna Smart Key System / Components And Components Location Component Location (1) Smart key unit (SMK) Interior antenna 1 Interior antenna 2 Buzzer Door outsid

     Smart Key System / Description And Operation

    Description The SMART KEY system is a system that allows the user to access and operate a vehicle in a very convenient way. To access the vehicle, no traditional key or remote control unit is needed. The user carries a SMART KEY FOB which do

     Smart Key Repair procedures, Smart Key Unit

    Adjustment Smart Key Code Saving Connect the VCI II in driver side crash pad lower panel, turn the power on KDS. Select the vehicle model and then do "Smart key code saving". After selecting "Smart Key Code


     Parking Collision-Avoidance Assist operation

    Operating conditions Select 'Rear Safety' from the 'Parking Safety' menu of the infotainment system. Parking Collision-Avoidance Assist is enabled when the following conditions are satisfied: The tailgate and door are close

     Engine Electrical System - Troubleshooting

    Trouble Shooting Ignition System Symptom: Vehicle indicates Ready in dash, but engine will not run when requested by the HPCU (HEV module). Suspect area → Remedy Ignition coil → Inspect ignition coil, or replace as require