Toyota Yaris: Power Integration System / Power Distribution Box System Internal Failure (B235504)

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual / Power Source & Network / Power Distribution / Power Integration System / Power Distribution Box System Internal Failure (B235504)

DESCRIPTION

This DTC is output when the power distribution box assembly detects a Internal circuit error.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B235504

Power Distribution Box System Internal Failure

  • Microcomputer abnormality
  • AD circuit trouble
  • The load drive output open or short trouble

Power distribution box assembly

WIRING DIAGRAM

Click here

CAUTION / NOTICE / HINT

NOTICE:

  • When using the GTS with the ignition switch off to troubleshoot:

    Connect the GTS to the vehicle, and turn a courtesy switch on and off at 1.5 second intervals until communication between the GTS and vehicle begins.

  • Inspect the fuses for circuits related to this system before performing the following procedure.
  • Before performing troubleshooting, check whether there are any malfunctions with the lighting system.

    Click here

  • Before performing troubleshooting, check whether there are any malfunctions with the air conditioning system.

    Click here

  • Before performing troubleshooting, check whether there are any malfunctions with the window defogger system.

    Click here

PROCEDURE

1.

CLEAR DTC

(a) Clear the DTCs.

Body Electrical > Power Distribution Box > Clear DTCs
NEXT

2.

CHECK FOR DTC

(a) Check for DTCs.

Body Electrical > Power Distribution Box > Trouble Codes

Result

Proceed to

B235504 is not output

A

B235504 is output

B

A

REPLACE POWER DISTRIBUTION BOX ASSEMBLY

B

USE SIMULATION METHOD TO CHECK

    Power Integration No.1 System Internal Failure (B235204)

    DESCRIPTION This DTC is output when the semiconductor power integration ECU detects a Internal circuit error. DTC No. Detection Item DTC Detection Condition Trouble Area B235204 Power Integration No...

    IGR Diode Stuck Off (B235A9F)

    DESCRIPTION This DTC is output when a diode failure between the IGP input and the IGR input in the power distribution box assembly is detected. DTC No...

    Other information:

    Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: How To Proceed With Troubleshooting


    CAUTION / NOTICE / HINT HINT: Before performing troubleshooting for the front radar sensor system, perform troubleshooting for the pre-collision system. Click here *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2...

    Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Components


    COMPONENTS ILLUSTRATION *1 NO. 1 ENGINE UNDER COVER ASSEMBLY *2 ENGINE UNDER COVER LH *3 ENGINE UNDER COVER RH - - N*m (kgf*cm, ft.*lbf): Specified torque - - ILLUSTRATION *1 FRONT AXLE SHAFT NUT *2 FRONT SPEED SENSOR *3 FRONT FLEXIBLE HOSE *4 STEERING KNUCKLE SEAL *5 COTTER PIN *6 TIE ROD END SUB-ASSEMBLY *7 FRONT STABILIZER LINK ASSEMBLY *8 FRONT LOWER NO...

    Categories

    Key Suspend Function

    If a key is left in the vehicle, the functions of the key left in the vehicle are temporarily suspended to prevent theft of the vehicle.

    To restore the functions, press the unlock button on the functions-suspended key in the vehicle.

    read more

     
    Copyright © 2024 www.toyaris4.com