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 ...

    See also:

    Fuel Tank Pressure Sensor (FTPS). Schematic Diagrams
    Circuit Diagram ...

    Parking brake
    Checking the parking brake Type A Check whether the stroke is within specification when the parking brake pedal is depressed with 44 lb (20 kg, 196 N) of force. Also, the parking brake alone s ...

    Wipers and washers
    A : Wiper speed control · MIST – Single wipe · OFF – Off · INT – Intermittent wipe · LO – Low wiper speed · HI – High wiper speed B : Intermittent or Auto control wipe time ad ...