Kia 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 valueSet (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 valueCushion :
1.3Ω ± 10%
|
|
| 4. |
Measure the resistance between
No.1 and No. 2 in the C connector to check the back heater.
Standard valueBack : 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 ± 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)
|
|
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. |
| 2. |
Measure the resistance between
No.1 and No. 2 in the A connector to check the cushion and back heater.
Standard valueSet (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 valueCushion -
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 valueBack - 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 ± 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)
|
|
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. ...
Seat Heater (Non-Air Ventilation). Schematic Diagrams