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Home >> Kia >> 2015 >> Optima Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 147 (Smart Key Code Saving (Button) Diagnosis - Optima (Except HEV)) >> DTC P1676: Immobilizer-Smartra Message Error >> Component Inspection

Component Inspection

WARNING: This page is about a different car, the 2014 Kia Optima. However, it is still accessible from the selected car via links, so may be relevant.

SMK, PCM Neutral Mode

  1. Ignition "ON" & Engine "OFF"
  2. Neutralize smart key unit with GDS.
  3. Neutralize PCM with GDS.
  4. Perform key teaching procedure for smart key unit with GDS
    CAUTION: Pin code must be prepared to Neutralize Smart Key unit and to perform key teaching procedure.
    Fig 1: Neutralization Mode In "Vehicle S/W Management"
    G00549586Courtesy of KIA MOTORS AMERICA, INC.
    Fig 2: SMK Neutralization
    G00549590Courtesy of KIA MOTORS AMERICA, INC.
    Fig 3: SMK Neutralization - Test Complete
    G00550251Courtesy of KIA MOTORS AMERICA, INC.
    Fig 4: ECM Neutralization
    G00550255Courtesy of KIA MOTORS AMERICA, INC.
    Fig 5: ECM Neutralization - Test Complete
    G00550259Courtesy of KIA MOTORS AMERICA, INC.

    Smart Key unit Learning 

    Fig 6: Smart Key Code Saving In "Vehicle S/W Management"
    G00550263Courtesy of KIA MOTORS AMERICA, INC.
    Fig 7: Smart Key Code Saving - IG Off
    G00550267Courtesy of KIA MOTORS AMERICA, INC.
    Fig 8: Smart Key Code Saving - Learnt Status
    G00550271Courtesy of KIA MOTORS AMERICA, INC.
    Fig 9: Smart Key Code Saving - Key Teaching
    G00550275Courtesy of KIA MOTORS AMERICA, INC.
    Fig 10: Smart Key Code Saving - Key Teaching Complete
    G00550279Courtesy of KIA MOTORS AMERICA, INC.
    CAUTION:

    Register Smart Key according to the guide.

    Fig 11: Smart Key Teaching Complete
    G00550283Courtesy of KIA MOTORS AMERICA, INC.
  5. 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 VEHICLE REPAIR " procedure.

    NO 

    • Substitute with a known-good Smart Key unit and check for proper operation. If the problem is corrected, replace Smart Key unit and then go to "VERIFICATION OF VEHICLE 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 GDS. (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 ECM Learning

    *All Learning procedure is able to do with a GDS 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.