Kia Optima: Seat Heater (Non-Air Ventilation). Repair procedures - Seat Electrical - Body Electrical System - Kia Optima TF 2011-2021 Service ManualKia Optima: Seat Heater (Non-Air Ventilation). 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
Heater (-)
3
NTC (+)
2
NTC (-)
4
Heater (+)

[Back]

2. Measure the resistance between No.1 and No. 4 in the A connector to check the cushion and back heater.

Standard value

Set (Cushion+Back) : 2.65Ω 10%


3. Measure the resistance between No.4 in the A and No. 1 in the B connector to check the cushion heater.

Standard value

Cushion : 1.3Ω 10%


4. Measure the resistance between No.1 and No. 2 in the C connector to check the back heater.

Standard value

Back : 1.35Ω 10%


5. 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 2C(104 3.6F)

2 Step : 42 2C(107.6 3.6F)

Back :

1 Step : 46 2C(114.8 3.6F)

2 Step : 52 2C(125.6 3.6F)
Rear Seat Heater
1. Check for continuity and measure the resistance between terminals as below.

※ Refer to the "Circuit Diagram" to check the connector B and C.

※ Refer to the "Circuit Diagram" to check the connector B and C.
2. Measure the resistance between No.1 and No. 2 in the A connector to check the cushion and back heater.

Standard value

Set (Cushion+Back) - Bench type : 2.90Ω 10%

Cushion - Split type : 8.0Ω 10%
3. Measure the resistance between No.3 in the A and No. 1 in the B connector to check the cushion heater.

Standard value

Cushion - Bench type : 2.2Ω 10%


4. Measure the resistance between No.1 and No. 2 in the C connector to check the back heater.

Standard value

Back - Bench type : 1.7Ω 10%


5. Operate seat warmer after connecting the 4P connector, and then check the thermostat by measuring the temperature of seat surface.

Standard value (Fabric / Leather)

Cushion :

1 Step : 40 2C(104 3.6F)

2 Step : 42 2C(107.6 3.6F)

Back :

1 Step : 46 2C(114.8 3.6F)

2 Step : 52 2C(125.6 3.6F)

Seat Heater (Non-Air Ventilation). Schematic Diagrams
Circuit Diagram ...

Air Ventilation Seat. Components and Components Location
...

See also:

ESC Control Module. Components and Components Location
Components 1. Front - left tube 2. Rear - right tube 3. Rear - left tube 4. Front - right tube 5. MC2 6. MC1 7. ESC control module(HECU) 8. Damper 9. Br ...

Manual heating and air conditioning
The heating and cooling system can be controlled manually by pushing buttons other than the AUTO button. In this case, the system works sequentially according to the order of buttons selected. 1. ...

To Reset at a Faster Speed
1. Push the RES/ACCEL switch and hold it. 2. Accelerate to desired speed and release the RES/ACCEL switch. While the switch is pressed, the vehicle will gradually gain speed. ...

Copyright www.kiopman.com 2021