DYNAMIC REAR STEERING ECU REMOVAL

CAUTION / NOTICE / HINT

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

Necessary Procedure After Parts Removed/Installed/Replaced
Replacement Part or Procedure Necessary Procedure Effect/Inoperative when not Performed Link
Disconnect cable from negative auxiliary battery terminal Memorize steering angle neutral point LKA/LDA system

Click here

Pre-collision system
Parking assist monitor system

Click here

Steering sensor zero point calibration Variable gear ratio steering system

Click here

DRS ECU (rear steering control ECU) Perform Neutral Position Memorization and Motor Rotation Angle Sensor Calibration

  • Dynamic rear steering system

  • Steering wheel off-center

  • DTCs are output

Click here

PROCEDURE


  1. PRECAUTION

    Note

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

    Click here

  2. REMOVE NO. 2 DECK BOARD

    Click here

  3. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

    Click here

    Note

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

    Click here

  4. REMOVE NO. 1 DECK BOARD

    Click here

  5. REMOVE LUGGAGE COMPARTMENT TRIM COVER RH

    Click here

  6. REMOVE SIDE TRIM BOX

    Click here

  7. REMOVE REAR FLOOR FINISH PLATE

    Click here

  8. REMOVE NO. 1 LUGGAGE COMPARTMENT LIGHT ASSEMBLY

    Click here

  9. REMOVE FRONT LUGGAGE COMPARTMENT TRIM COVER

    Click here

  10. REMOVE INNER LUGGAGE COMPARTMENT TRIM COVER RH

    Click here

  11. REMOVE NO. 2 DECK BOARD BRACKET


    1. B004A9DC03
      *a Lock of the Lock Lever
      *b Lock Lever

      Disconnect the 3 connectors from the rear steering control ECU.

      Tech Tips

      When disconnecting the connector with lock lever, pull out the lock of the lock lever and turn the lock lever as shown in the illustration.

    2. B004AOQ

      Disconnect the 3 connectors.

    3. Remove the 3 bolts and No. 2 deck board bracket.

  12. REMOVE STEREO COMPONENT EQUALIZER ASSEMBLY

    Click here

  13. REMOVE REAR STEERING CONTROL ECU


    1. B004BMH

      Remove the 3 nuts and rear steering control ECU.