Kia Sorento XM 2011-2023 Repair Manual
Seat Heater Inspection
In this manual: Kia Sorento XM 2011-2023 Repair Manual
7steps
~42min
2/5difficulty
Done 0 of 7
Front Seat
- Connect the connector, turn on the seat heater, then check the thermostat by measuring the seat surface temperature.
Position Cushion Rear Step 1 36 ± 2°C
(97 ± 3.6°F)40 ± 2°C
(104 ± 3.6°F)Step 2 39 ± 2°C
(102 ± 3.6°F)45 ± 2°C
(113 ± 3.6°F)Step 3 42 ± 2°C
(108 ± 3.6°F)50 ± 2°C
(122 ± 3.6°F) - Disconnect the connectors to check circuit continuity and measure the resistance between the terminals.
- Measure the resistance between terminals A1 and B1 of the seat cushion.

Specification Seat cushion resistance: 1.39 Ω ± 10%
- Measure the resistance between terminals C1 and C2 of the seat back.

Specification Seat back resistance: 0.89 Ω ± 10%
- To measure the resistance of the seat back and cushion, connect connectors B and C. Measure the resistance between terminals A1 and C1 of the seat.
Specification Seat assembly resistance: 2.3 Ω ± 10%
- Connect the connector, turn on the seat heater, then check the thermostat by measuring the seat surface temperature.
Specification Seat cushion temperature: 40 ± 2 °C
- Measure the resistance between terminals 1 and 3 of the seat cushion. [Rear right seat]
[Rear left seat]

Specification Seat cushion resistance: 4.5 Ω ± 10%
Test yourself
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