Hyundai Sonata: Seat Heater. Repair procedures - Seat Electrical - Body Electrical SystemHyundai Sonata: Seat Heater. Repair procedures

Inspection

First Seat Heater
1.
Check for continuity and measure the resistance between terminals.
[Cushion]

[Back]

Standard value (Fabric / Leather)
Cushion : 4.77 Ω ± 10%
Back 4.30 Ω ± 10% / 4.13 Ω ± 10%
Set : 9.07 Ω ± 10% / 8.9 Ω ± 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 : 40 ± 2°C (104 ± 35.6°F)
Back : 46 ± 2°C (114.8 ± 35.6°F)
3.
Check for continuity between the terminals after disconnecting the connector.
2nd Seat Heater
1.
Check for continuity and measure the resistance between No.1 and NO.3 terminals.

Standard value (Bench / Split)
Cushion : 1.53 Ω ± 10% / 4.05 Ω ± 10%
Back : 1.35 Ω ± 10%
Set : 2.88 Ω ± 10%
2.
Operate the seat warmer after connecting the 3P connector, and then check the thermostat by measuring the temperature of seat surface.
Standard value (Bench / Split)
Cushion : 40º ± 2°C / 40º ± 2°C (104 ± 35.6°F)
Back : 46º ± 2°C (114.8 ± 35.6°F)

    Seat Heater. Schematic Diagrams
    Circuit Diagram ...

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    How to use this manual
    We want to help you get the greatest possible driving pleasure from your vehicle. Your Owner’s Manual can assist you in many ways. We strongly recommend that you read the entire manual. In order ...