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Home >> Kia >> 2012 >> Optima LX, Automatic Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Seats >> Seat Electrical - Except HEV >> Seat Heater >> Repair Procedures >> Inspection >> First Seat Heater

First Seat Heater

  1. Check for continuity and measure the resistance between No. 4 and No. 6 terminals.

    Cushion 

    Fig 1: First Seat Heater Connector End View (Cushion)
    G07380809Courtesy of KIA MOTORS AMERICA, INC.
    FIRST SEAT HEATER DESCRIPTION CHART

    No. Description
    1 NTC
    2 -
    3 NTC
    4 GND
    5 GND
    6 VCC

    Back 

    Fig 2: First Seat Heater Connector End View (Back)
    G07380810Courtesy of KIA MOTORS AMERICA, INC.

    Standard value (Fabric / Leather) 

    Cushion :  3.89 Ω ± 10%

    Back:  3.11 Ω ± 10% / 4.13 Ω ± 10%

    Set :  7.0 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: 

    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)

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