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:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Intake Actuator Repair procedures


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


Description Input speed sensor is a vital unit that measures the rate of rotation of the input shaft inside the transaxle and delivers the readings to the TCM. The sensor provides critical input data that''s used in feedback control, gear setting control, line pressure control, clutch activation pressure ...

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