2012 Mitsubishi Lancer SEFACTORY OEM SERVICE PROCEDURE

Option Coding

Required Special Tools: 

  • MB991958: Scan Tool (M.U.T.-III Sub Assembly)
    • MB991824: Vehicles Communication Interface (V.C.I.)
    • MB991827: M.U.T.-III USB Cable
    • MB991910: M.U.T.-III Main Harness A (Vehicles with CAN communication system)
CAUTION:
  • If there is any item indicated by the option coding after equipment change, set ETACS-ECU so that the option coding data corresponds with the equipment content. Functions and systems do not work normally if the setting does not correspond with the equipment.
  • With the ETACS functions being customized, if any of the ETACS-ECU variant coding and option coding items are changed, the customized contents are reset. In such case, the functions need to be re-customized.

The engine control module and ETACS-ECU option coding data can be checked or changed by operating scan tool MB991958.

  • How to check option coding data
    1. Connect the scan tool MB991958. Refer to CODING LIST  .
    2. Turn the ignition switch to the "ON" position.
    3. Select "System select" from the start-up screen.
    4. Select "From 2006 MY" under "Model Year". Check that "Vehicle Information" contents are correct.
    5. Select "MP/GDI/DIESEL" or "ETACS" from "System List", and then press "OK" button.
      NOTE: If "Loading Option Setup" list is shown, click appropriate box.
    6. Select "Coding."
    7. Select "Option Coding Information."
    8. Check the displayed option coding information.
  • How to change option coding data
    1. Connect the scan tool MB991958. Refer to CODING LIST  .
    2. Turn the ignition switch to the "ON" position.
    3. Select "System select" from the start-up screen.
    4. Select "From 2006 MY" under "Model Year". Check that "Vehicle Information" contents are correct.
    5. Select "MP/GDI/DIESEL" or "ETACS" from "System List", and then press "OK" button.
      NOTE: If "Loading Option Setup" list is shown, click appropriate box.
    6. Select "Coding."
    7. Select "Option Coding."
    8. Change to correct option coding data.
    OPTION CODING DATA LIST (ENGINE CONTROL MODULE)

    Item name
    Cruise Control
    OPTION CODING DATA LIST (ETACS-ECU)

    Item name
    Auto light CNTL
    Keyless
    AUDIO (CAN)
    Rain Light Sensor
    AUDIO/S.RADIO type
    Number of speaker
    Seat material
    Front fog light
    Rear fog light
    Horn type
    Manner switch
    Remote engine starter
    AND
    HFM (hands free-ECU)
    Satellite Radio
    Compressor type
    DRL function
    Wiper washer check bulb
    Door Unlock Mode Customize
    Front wiper
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:

  • • 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.