Toyota Yaris: Integration Relay / Removal

Toyota Yaris XP210 (2020-2022) Reapir and Service Manual / Power Source & Network / Power Distribution / Integration Relay / Removal

REMOVAL

CAUTION / NOTICE / HINT

HINT:

When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.

  • Learning completes when vehicle is driven

    Effect/Inoperative Function When Necessary Procedures are not Performed

    Necessary Procedures

    Link

    Lane tracing assist system

    Drive the vehicle straight ahead at 35 km/h (22 mph) or more for 5 second or more.

    Pre-collision system

    Stop and start system

    Drive the vehicle until stop and start control is permitted (approximately 5 to 60 minutes)

  • Learning completes when vehicle is operated normally

    Effect/Inoperative Function When Necessary Procedures are not Performed

    Necessary Procedures

    Link

    Power door lock control system

    • Back door opener

    Perform door unlock operation with door control switch or electrical key transmitter sub-assembly switch.

    Air conditioning system

    After the ignition switch is turned to ON, the servo motor standard position is recognized.

    -

PROCEDURE

1. PRECAUTION

NOTICE:

After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal.

Click here

2. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

Click here

3. REMOVE NO. 1 RELAY BLOCK COVER

(a) Disengage the claws to remove the No. 1 relay block cover.

4. REMOVE SEMICONDUCTOR POWER INTEGRATION ECU

NOTICE:

  • Make sure the connector terminal is free from oil and grease.
  • Do not subject the semiconductor power integration ECU to any impact.
  • Do not use a semiconductor power integration ECU that has been dropped.
  • Do not disassemble the semiconductor power integration ECU.

(a) Disengage the claws and pull up the semiconductor power integration ECU.

(b) Disconnect the power source connector.

*a

power source connector

(c) Disengage the claw and pull up the lock lever to disconnect the connector as shown in the illustration.

    Components

    C..

    Installation

    INSTALLATION PROCEDURE 1. INSTALL SEMICONDUCTOR POWER INTEGRATION ECU NOTICE: Make sure the connector terminal is free from oil and grease. Do not subject the semiconductor power integration ECU to any impact...

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    Categories

    Refueling

    Before refueling, close all the doors, windows, and the liftgate/trunk lid, and switch the ignition OFF.

    To open the fuel-filler lid, pull the remote fuel-filler lid release.

    Toyota Yaris. Refueling

    To remove the fuel-filler cap, turn it counterclockwise. Attach the removed cap to the inner side of the fuel-filler lid.

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