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HOMESERVICE MANUALSHYUNDAI2013EQUUS ULTIMATEREPAIR AND DIAGNOSISBODY & FRAMESEATSPOWER SEAT MODULE DIAGNOSISDTC B1996: HEADREST AUTO ADJUST ERRORCOMPONENT INSPECTION
2013 Hyundai Equus Ultimate

Component Inspection

2013 Hyundai Equus UltimateSECTION Component Inspection
  • Headrest Motor Check 
    1. Connect scantool.
    2. IG "ON" & ENG "OFF".
    3. Select "Actuation Test" mode.
    4. Execute "Seat Headrest Motor (UP, DOWN)" test.

      Specification  : Turned to pressed direction

      Fig 1: Display - Power Seat Headrest Motor Position Sensor Signal Waveform
      G08826278Courtesy of HYUNDAI MOTOR AMERICA
    5. Is motor working normal?

      YES 

      NO 

      • Go to next procedure.
  • Check switch 
    1. IG "ON" & ENG "OFF".
    2. After connect GDS, select "Current Date" menu.
    3. Check whether "Headrest Switch" is turned to "ON" when the control switch is pressed (UP, DOWN).

      Specification  : Service data is switched. (ON ↔ OFF)

      Fig 2: Display - Headrest Motor Current Data (Maximum Value At Up Side End Position)
      G08826279Courtesy of HYUNDAI MOTOR AMERICA
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.