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Home >> Kia >> 2019 >> Optima S >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 136 (Smart Key Code Saving Diagnosis (HEV)) >> DTC P1676-00: Immobilizer-Smartra Message Error >> Component Inspection >> SMK, ECM/PCM Neutral Mode

SMK, ECM/PCM Neutral Mode

WARNING: This page is about a different variant/trim than selected.
  1. Ignition "ON" & Engine "OFF"
  2. Perform "Neutralize Mode" in the "Vehicle S/W Management" with KDS.
  3. Neutralize smart key unit with KDS. (Fig. 1, 2, 3 below)
  4. Neutralize ECM/PCM with KDS. (Fig. 1, 4, 5 below)
  5. Perform key teaching procedure for smart key unit with KDS. (Fig. 6, 7, 8, 9, 10, 11 below)
    CAUTION: Pin code must be prepared to neutralize smart key unit and to perform key teaching procedure.
    G13070030Courtesy of KIA MOTORS AMERICA, INC.
    G13070031Courtesy of KIA MOTORS AMERICA, INC.
    G13070032Courtesy of KIA MOTORS AMERICA, INC.
    G13070033Courtesy of KIA MOTORS AMERICA, INC.
    G13070034Courtesy of KIA MOTORS AMERICA, INC.

    ■ Smart Key unit Learning 

    G13070035Courtesy of KIA MOTORS AMERICA, INC.
    G13070036Courtesy of KIA MOTORS AMERICA, INC.
    G13070037Courtesy of KIA MOTORS AMERICA, INC.
    G13070038Courtesy of KIA MOTORS AMERICA, INC.
    G13070039Courtesy of KIA MOTORS AMERICA, INC.
    CAUTION: Register smart key according to the guide.
    G13070040Courtesy of KIA MOTORS AMERICA, INC.
  6. Is the neutralization of smart key unit, Engine PCM and key teaching normal?

    YES 

    • Fault is intermittent caused by poor contact in Smart key unit and/or PCM 's connector or was repaired and Smart key unit memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF REPAIR " procedure.

    NO 

    • Carefully re-do this troubleshooting guide steps.
    • If problem still occurs, replace smart key unit and then go to "VERIFICATION OF REPAIR " procedure.
NOTE:
  • PIN code is programmed in smart key unit, Transponder, ESCL.
    1. If the smart key unit is not registered with PIN, key teaching process is not proceeded
    2. Registering PIN is available after smart key unit is neutralized.
    3. Neutralization of engine PCM is available with KDS (Registering PIN code)
    4. If the virgin engine PCM is installed on vehicle, Engine PCM is automatically programmed PIN code by Smart key unit
    5. Registering PIN code is only possible for virgin or neutralized status.
  • Smart key PCM learning

    *All learning procedure is able to do with a KDS in the vehicle's ignition key off state.

    1. Correct PIN code must be recorded and kept in hand prior to perform smart key code saving.
    2. In case of SMK unit is replaced, smart key code saving must be performed.
    3. In case wrong PIN signal is inputted 3 times, Neutral mode or teaching is prohibited for 1 hour.
    4. In case battery is discharged during process of Neutral mode or teaching, timer will restart and wait for 1 hour to re-do.
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