ACCESSORY GATEWAY ECU 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 accessory gateway ECU (network gateway ECU) 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 Perform steering sensor zero point calibration Lane departure alert system (w/ Steering Control)

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Pre-collision system
Memorize steering angle neutral point Parking assist monitor system

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Replacement of clearance warning ECU assembly*1 Adjust TOYOTA parking assist-sensor system TOYOTA parking assist-sensor system

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PROCEDURE


  1. PRECAUTION

    Note

    After turning the ignition 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.

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  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

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  3. REMOVE FRONT DOOR SCUFF PLATE LH

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  4. REMOVE COWL SIDE TRIM SUB-ASSEMBLY LH

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  5. DISCONNECT FRONT DOOR OPENING TRIM WEATHERSTRIP LH

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  6. REMOVE INSTRUMENT SIDE PANEL LH

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  7. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY

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  8. REMOVE NO. 2 METER HOOD CLUSTER

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  9. DISCONNECT HOOD LOCK CONTROL LEVER SUB-ASSEMBLY

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  10. REMOVE NO. 1 INSTRUMENT PANEL SUB-ASSEMBLY

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  11. REMOVE NO. 1 METER HOOD CLUSTER

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  12. REMOVE LOWER CENTER INSTRUMENT PANEL FINISH PANEL

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  13. REMOVE NO. 3 INSTRUMENT PANEL TO COWL BRACE SUB-ASSEMBLY

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  14. REMOVE ACCESSORY GATEWAY ECU (NETWORK GATEWAY ECU)


    1. B008450

      Disconnect the accessory gateway ECU (network gateway ECU) connector.

    2. Disengage the clamp.

    3. B0087CP

      Remove the nut and accessory gateway ECU (network gateway ECU).