POP UP HOOD 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 pedestrian detection ECU assembly removal/installation are shown below.

Necessary Procedures after parts removed / installed / replaced
Replacement Part or Procedure Necessary Procedures Effects / Inoperative when not Performed Link
Disconnect cable from negative (-) auxiliary battery terminal Memorize steering angle neutral point LKA/LDA system

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Pre-collision system
Parking assist monitor system

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Steering sensor zero point calibration Variable gear ratio steering system

Click here

Tech Tips


  • Use the same procedure as for the RHD and LHD vehicles.

  • The procedure listed below is for the LHD vehicles.

PROCEDURE


  1. PRECAUTION

    CAUTION:

    Be sure to read precaution thoroughly before servicing.

    Click here

    B004CGW

    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

    CAUTION:


    • Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.

    • If the pop up hood lifter deploys for any reason, it may cause a serious accident.

    B004A52

    Note

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

    Click here

  4. REMOVE CONSOLE BOX ASSEMBLY

    Click here

  5. REMOVE NO. 1 CONSOLE BOX SUPPORT

    Click here

  6. REMOVE PEDESTRIAN DETECTION ECU ASSEMBLY


    1. Check that the power switch is off.

    2. Check that the cable is disconnected from the negative (-) auxiliary battery terminal.

      CAUTION:


      • Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.

      • If this procedure is performed without disconnecting the negative (-) auxiliary battery terminal of the battery, the pop up hood lifter may deploy even if an impact is applied only to the pedestrian detection ECU assembly. Therefore, make sure that the negative (-) auxiliary battery terminal of the battery is disconnected before performing this procedure.

      B004A52
    3. B004A76C01
      *a Lock Lever
      *b Water Resistant Sheet
      B004B1M Push
      B004CNL Release in this Direction

      Push the lock lever in the direction shown in the illustration to release the lock and disconnect the connector.

      Note

      Do not remove the water resistant sheet.

    4. Remove the 2 nuts and pedestrian detection ECU assembly.

      Note


      • Do not subject the pedestrian detection ECU assembly to any strong impact (such as dropping).

      • If the pedestrian detection ECU assembly is subjected to any strong impact, replace the pedestrian detection ECU assembly with a new one.