ECM REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during ECM removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced
Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Battery terminal is disconnected/reconnected Memorize steering angle neutral point LKA/LDA System

Click here

Pre-crash safety system

Lighting system (EXT)


  • Cornering lights
Adaptive high beam system
Drive the vehicle until stop and start control is permitted (approximately 15 to 60 minutes) Stop and start system

Click here

Memorize steering angle neutral point Parking Assist Monitor System (w/ Parallel Parking Assist Function)

Click here

Parking Assist Monitor System (w/o Parallel Parking Assist Function)

Click here

Panoramic view monitor system

Click here

Initialize back door lock Power door lock control system

Click here

Reset back door close position Power back door system

Click here

Replacement of ECM Perform Vehicle Identification Number (VIN) or frame number registration

  • MIL illuminates / -

  • DTC P063051 is stored

Click here w/ Canister Pump Module

Click here w/o Canister Pump Module
ECU Communication ID Registration (Immobiliser system) Engine start function See Service Bulletin for the registration method.
Perform code registration (Immobiliser system)

  • Wireless door lock control system

  • Entry and start system

  • Engine start function

  • Steering lock system

  • Telematics system

PROCEDURE


  1. PRECAUTION

    Note


    • Perform Vehicle Identification Number (VIN) registration when replacing the ECM.


    • Before replacing the ECM, refer to Service Bulletin.

    • If the ECM has been struck or dropped, replace it.

    • After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

      Click here

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

    Note

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

    Click here

  3. REMOVE COOL AIR INTAKE DUCT SEAL

    Click here

  4. REMOVE ECM


    1. B005NUQC01
      *a Push
      *b Lock

      Raise the 2 levers while pushing the locks on the levers, and disconnect the 2 ECM connectors.

      Note

      After disconnecting the ECM connectors, make sure that dirt, water or other foreign matter does not contact the connecting parts of the ECM connectors.

    2. Disengage the wire harness clamp.

    3. B005N8VC01
      B005NIZ Bolt
      B005LWS Nut

      Remove the 2 bolts and nut to remove the ECM.

      Note

      If the ECM has been struck or dropped, replace it.

  5. REMOVE NO. 1 ECM BRACKET


    1. B005LBG

      Remove the 2 bolts and No. 1 ECM bracket from the ECM.

  6. REMOVE NO. 2 ECM BRACKET


    1. B005OK8

      Remove the 2 bolts and No. 2 ECM bracket from the ECM.