NETWORK GATEWAY 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 network gateway ECU removal/installation are shown below.

Necessary Procedure 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

Click here

Pre-collision system
Parking assist monitor system

Click here

Steering sensor zero point calibration Variable gear ratio steering system

Click here

Tech Tips


  • Use the same procedure for RHD and LHD vehicles.

  • The procedure listed below is for LHD vehicles.

PROCEDURE


  1. PRECAUTION

    CAUTION:

    Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing.

    B004CGW

    Click here

    Note


    • When disassembling the network gateway ECU, eliminate static electricity by touching the vehicle body to prevent the components from being damaged.

    • 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:

    B004A52

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

      Click here

    • If the airbag deploys for any reason, it may cause a serious accident.

    Note

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

    Click here

  4. REMOVE LOWER NO. 2 INSTRUMENT PANEL AIRBAG ASSEMBLY

    Click here

  5. REMOVE NO. 2 INSTRUMENT PANEL GARNISH SUB-ASSEMBLY

    Click here

  6. REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY

    Click here

  7. REMOVE FRONT STEERING CONTROL ECU

    Click here

  8. REMOVE PASSENGER SIDE JUNCTION BLOCK ASSEMBLY WITH NETWORK GATEWAY ECU


    1. B004B8HC01
      B004C4F Nut
      B004ANI Connector

      Detach the clamp and disconnect the wire harness.

    2. Disconnect the 4 connectors.

    3. Remove the 2 nuts.

    4. B0049Y2C01
      B004ANI Connector

      Disconnect the 4 connectors and passenger side junction block assembly with network gateway ECU.

    5. B004BZXC01
      B004ANI Connector

      Disconnect the 3 connectors.

    6. Detach the claw and disconnect the instrument panel wire and remove the passenger side junction block assembly with network gateway ECU.

  9. REMOVE NETWORK GATEWAY ECU


    1. B0049YTC01
      B004B1M Remove in this Direction

      Detach the claw and remove the network gateway ECU.

      Note

      Do not use a network gateway ECU that has been dropped or subjected to a strong shock.