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)
|
|
Seat Heater (Non-Air Ventilation). Schematic Diagrams