Toyota Yaris: Theft Deterrent / Keyless Entry / Certification Ecu

Toyota Yaris XP210 (2020-2025) 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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    ..

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    WARNING

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

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