Toyota Yaris: Lighting System / Diagnostic Trouble Code Chart

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / Vehicle Exterior / Lighting (ext) / Lighting System / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Lighting System

DTC No.

Detection Item

Link

B124400

Light Sensor Circuit Malfunction

B243900

Headlight LH Circuit

B243A00

Headlight RH Circuit

B24441C

Low Beam LH Circuit Voltage Out of Range

B24451C

Low Beam RH Circuit Voltage Out of Range

U010087

Lost Communication With ECM/PCM "A" Missing Message

U010087

Lost Communication with ECM/PCM "A" Missing Message

U012087

Lost Communication with Starter / Generator Control Module Missing Message

U012687

Lost Communication with Steering Angle Sensor Module Missing Message

U012687

Lost Communication with Steering Angle Sensor Module Missing Message

U012987

Lost Communication with Brake System Control Module Missing Message

U012987

Lost Communication with Brake System Control Module "A" Missing Message

U013487

Lost Communication with Power Steering Control Module Rear Missing Message

U014087

Lost Communication with Body Control Module Missing Message

U015187

Lost Communication with Restraints Control Module Missing Message

U015587

Lost Communication with Instrument Panel Cluster (IPC) Control Module

U016487

Lost Communication with HVAC Control Module Missing Message

U016887

Lost Communication with Vehicle Security Control Module Missing Message

U023587

Lost Communication with Cruise Control Front Distance Range Sensor Signal Sensor or Center Missing Message

    Data List / Active Test

    DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not...

    Vehicle Control History

    VEHICLE CONTROL HISTORY CHECK VEHICLE CONTROL HISTORY HINT: The vehicle control history data stores the history of the reject function and system protection operations...

    Other information:

    Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Parts Location


    PARTS LOCATION ILLUSTRATION *A w/ Ambient Illumination Light - - *1 FRONT DOOR AMBIENT ILLUMINATION LIGHT LH (FRONT DOOR TRIM BOARD SUB-ASSEMBLY LH) *2 FRONT DOOR AMBIENT ILLUMINATION LIGHT RH (FRONT DOOR TRIM BOARD SUB-ASSEMBLY RH) *3 MAP LIGHT ASSEMBLY *4 ROOM LIGHT ASSEMBLY *5 NO...

    Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Diagnostic Trouble Code Chart


    DIAGNOSTIC TROUBLE CODE CHART Power Steering System DTC No. Detection Item DTC Detection Condition Warning Indicate Return-to-normal Condition Note Link C05D604 Power Steering Control Module Processor System Internal Failure ECU internal malfunction (CPU malfunction) EPS warning light: Comes on Ignition switch ON again - C05D646 Power Steering Control Module Processor Calibration / Parameter Memory Failure ECU internal malfunction (EEPROM error) EPS warning light: Comes on Ignition switch ON again - C05D649 Power Steering Control Module Processor Internal Electronic Failure ECU internal malfunction (Peripheral circuit malfunction) EPS warning light: Comes on Ignition switch ON again - C10001C Control Module Internal Temperature Sensor "A" Circuit Voltage Out of Range ECU temperature sensor "A" range malfunction EPS warning light: Comes on The ECU judges the system has returned to normal - C123A17 Supply Voltage Circuit Circuit Voltage Above Threshold IG voltage is 18...

    Categories

    Liftgate/Trunk Lid

    WARNING

    Never allow a person to ride in the luggage compartment/trunk

    Allowing a person to ride in the luggage compartment/trunk is dangerous. The person in the luggage compartment/trunk could be seriously injured or killed during sudden braking or a collision.

    Do not drive with the liftgate/trunk lid open

    read more

     
    Copyright © 2025 www.toyaris4.com