Toyota Yaris: Theft Deterrent / Keyless Entry / Certification Ecu

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Certification Ecu

Components

COMPONENTS

ILLUSTRATION

*1

CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

-

-

Removal

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 certification ECU (smart key ECU assembly) removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replacement Part or Procedure

Necessary Procedures

Effects / Inoperative when not performed

Link

Certification ECU (smart key ECU assembly)

Code registration

  • Wireless door lock control system
  • Smart key system (for Entry function)
  • Smart key system (for Start function)
  • Engine start function

PROCEDURE

1. REMOVE ECU INTEGRATION BOX RH

Click here

2. REMOVE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

(a) Using a screwdriver with its tip wrapped in protective tape, disengage the claws to remove the certification ECU (smart key ECU assembly) as shown in the illustration.

Installation

INSTALLATION

CAUTION / NOTICE / HINT

NOTICE:

Before replacing the certification ECU (smart key ECU assembly), refer to Registration.

Click here

PROCEDURE

1. INSTALL CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

(a) Engage the 2 claws to install the certification ECU (smart key ECU assembly).

2. INSTALL ECU INTEGRATION BOX RH

Click here

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    Fuel-Filler Lid and Cap

    WARNING

    When removing the fuel-filler cap, loosen the cap slightly and wait for any hissing to stop, then remove it

    Fuel spray is dangerous. Fuel can burn skin and eyes and cause illness if ingested. Fuel spray is released when there is pressure in the fuel tank and the fuel-filler cap is removed too quickly.

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