Kia Optima Hybrid: Seat Electrical / Seat Heater Repair procedures

Inspection
First Seat Heater
1.
Check for continuity and measure the resistance between No.4 and No.6 terminals.
[Cushion]

No.
Description
No.
Description
1
NTC
4
GND
2
-
5
GND
3
NTC
6
VCC

[Back]


Standard value (Fabric / Leather)
Cushion : 3.89 ? ± 10%
Back: 3.11 ? ± 10% / 4.13 ? ± 10%
Set : 7.0 ? ± 10% / 8.9 ? ± 10%

2.
Operate the seat heater after connecting the connector, and then check the thermostat by measuring the temperature of seat surface.

Standard value (Fabric / Leather)
Cushion :
1 Step : 40 ± 2°C(104 ± 3.6°F)
2 Step : 42 ± 2°C(107.6 ± 3.6°F)
Back :
1 Step : 46 ± 2°C(114.8 ± 3.6°F)
2 Step : 52 ± 2°C(125.6 ± 3.6°F)

Seat Heater Schematic Diagrams

Circuit Diagram ...

Seat Heater (Non-Air Ventilation) Components and Components Location

Component Location ...

Other information:

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Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Description and Operation


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