2021 Kia Sedona EXFACTORY OEM SERVICE PROCEDURE

Repair Procedures: Removal

  1. Perform the oil pressure characteristics backup procedure using the KDS when replacing with a new TCM.
    1. Click the "Oil-pressure Characteristics Back Up & Input (TCU Replacement)".
      G13044407Courtesy of KIA MOTORS AMERICA, INC.
    2. Check the condition and then click the "OK".
      G13044408Courtesy of KIA MOTORS AMERICA, INC.
    3. Click the "BackUp".
    G13044409Courtesy of KIA MOTORS AMERICA, INC.
  2. Disconnect the battery negative terminal.
  3. Remove the TCM by loosening nuts after disconnecting the TCM connector (A).

    Tightening torque:Β 

    9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb.ft)

    G13044410Courtesy of KIA MOTORS AMERICA, INC.
Factory Service Tools

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When to See a Mechanic

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

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

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