LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2009 >> Optima EX, 2.4 3 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.4L >> Powertrain Control Module (Pcm) >> Repair Procedures >> VIN Programming Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

VIN Programming Procedure

VIN (Vehicle Identification Number) is a number that has the vehicle's information (Maker, Vehicle Type, Vehicle Line/Series, Body Type, Engine Type, Transmission Type, Model Year, Plant Location and so forth. When replacing an PCM, the VIN must be programmed in the PCM. If there is no VIN in PCM memory, the fault code (DTC P0630) is set.

CAUTION: The programmed VIN cannot be changed. When writing the VIN, confirm the VIN carefully
  1. Select "Vehicle" and "Engine" (For example, SEDONA 3.5L V6).
    Fig 1: Scan Tool Display - SEDONA
    G06361920Courtesy of KIA MOTORS AMERICA, INC.
  2. Select "VIN WRITING".
    Fig 2: Scan Tool Display - VIN WRITING
    G06361921Courtesy of KIA MOTORS AMERICA, INC.
  3. Check the PCM status.
    Fig 3: Scan Tool Display - PCM Status
    G06361922Courtesy of KIA MOTORS AMERICA, INC.
    NOTE:
    • VIRGIN: VIN is not programmed
    • LEARNT: VIN has been already programmed

    Is the PCM status "VIRGIN"?

    YES:  Go to next step 4.

    NO:  END

  4. Write the VIN with cursor, function and number keys.
    WARNING: Before pressing the "ENTER" key, confirm the VIN again because the programmed VIN cannot be changed.
    Fig 4: Scan Tool Display - Pressing "ENTER" Key
    G06361923Courtesy of KIA MOTORS AMERICA, INC.
  5. After verifying the written VIN, press the "ENTER" key.
  6. Turn the ignition switch OFF, then back ON.
    Fig 5: Scan Tool Display - Pressing "ENTER" Key
    G06361924Courtesy of KIA MOTORS AMERICA, INC.
  7. Verify the programmed VIN in the PCM memory.