KIA Niro: Seat Heater Repair procedures
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Body Electrical System / Seat Heater / Seat Heater Repair procedures
Inspection
Front Seat Heater
- Check for continuity and measure the resistance between power terminal (heater : 3, ventilation : 4) and ground terminal (6).
Standard value
Driver / Assists (cushion + back)
Heater seat : 1.77Ω+-10%/23ºC
Ventilation seat : 1.93Ω+-10%/23ºC
Rear Seat Heater
- Check for continuity and measure the resistance between terminals No 1 and No 4.
Standard value
Rear seat (Cushion only) : 3.16Ω+-10%/23ºC
Seat Heater Unit Diagnostic Mode
- Enter diagnostic mode by operating the seat heater switch.
- Enter diagnostic mode by referring to the below description.
- Keep pressing the seat heater switch for over 3 seconds and release the switch. Then, within 2 seconds, press the switch again for over 3 seconds.
- When diagnostic mode is entered, all switch LEDs will blink once.
- After entering diagnostic mode, check cause of failure according to blinking or illumination of LEDs.
Driver Side / Passenger Side Seat Heater
1st Row Seat Heater Unit
2nd Row Seat Heater Unit
- Check the defective area by the blinking pattern of LED lamps.
- Error is recorded by the seat heater unit.
- Error memory can be deleted by pressing the seat heater switch for over 5 seconds with the LED lamps blinking four times.
- Switching "OFF" the ignition will end the diagnostic mode for seat heater unit.
- Switch "ON" the ignition and check that seat heater system operates properly. To check the error code, refer to step 2 above.
Removal
Front Seat Heater Unit
- Remove the passenger seat assembly.
(Refer to Body - "Front Seat assembly")
Warning
Before removing the passenger side seat assembly, pull upward to the maximum by pushing the front seat height adjusting switch (A).
- Remove the front seat cushion cover.
(Refer to Body - "Front Seat Cushion Cover")
- Remove the front seat cushoin panel (A) after loosening the mounting bolts.
- Disconnect the ventilation seat unit connectors (A).
- Remove the ventilation seat unit (A) after loosening the mounting screws.
Rear Seat Heater Unit
- Remove the rear seat cushion.
(Refer to Body - "Front Seat Cushion Cover")
- Remove the rear seat heater unit (A) by loosening the screws.
Installation
- Install in the reverse order of removal.
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