Toyota Yaris: Power Distribution / Power Integration System

Installation

INSTALLATION PROCEDURE 1. INSTALL MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) NOTICE: Make sure that the connecting surfaces are free of foreign matter...

Precaution

PRECAUTION PRECAUTION FOR SEMICONDUCTOR POWER INTEGRATION ECU (a) Do not remove or install the semiconductor power integration ECU and power distribution box assembly with the negative (-) auxiliary battery terminal connected...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: ID-BOX Component Internal Failure (B278D96)

DESCRIPTION When the certification ECU (smart key ECU assembly) detects an input signal indicating that the vehicle is equipped with an ID code box even though the ID code box is not registered, the certification ECU (smart key ECU assembly) stores this DTC...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Rear Door Right Speaker Circuit Actuator Stuck (B1AB271)

DESCRIPTION This DTC is output when a malfunction occurs in the right side rear speaker system. DTC No. Detection Item DTC Detection Condition Trouble Area B1AB271 Rear Door Right Speaker Circuit Actuator Stuck When starting the system from IG OFF → ACC ON, the stereo component equalizer assembly detects a malfunction in the right side rear speaker system* Harness or connector Rear speaker assembly RH Stereo component equalizer assembly HINT: *: To prevent false positives, fault monitoring is not performed in the following conditions: Auxiliary battery voltage has decreased to 9...