Toyota Yaris: Lane Tracing Assist System / Internal Control Module Software Incompatibility Not Programmed (U030051,U030057)

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Engine & Hybrid System / Cruise Control / Lane Tracing Assist System / Internal Control Module Software Incompatibility Not Programmed (U030051,U030057)

DESCRIPTION

The forward recognition camera receives vehicle information from the ECM via the CAN communication line. If the forward recognition camera cannot confirm the vehicle information sent from the ECM, the forward recognition camera stores DTC U030051.

The forward recognition camera receives vehicle information from the ECM via the CAN communication line. If the vehicle information stored in the forward recognition camera does not match the vehicle information sent from the ECM, the forward recognition camera stores DTC U030057.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U030051

Internal Control Module Software Incompatibility Not Programmed

When the ignition switch is ON for 3 seconds or more, the forward recognition camera cannot confirm the vehicle information sent from the ECM for approximately 2 seconds or more.

Front camera system

U030057

Internal Control Module Software Incompatibility Invalid/Incompatible Software Component

When the ignition switch is ON for 3 seconds or more, the vehicle information stored in the forward recognition camera does not match the vehicle information sent from the ECM for approximately 1 second or more.

Front camera system

PROCEDURE

1.

GO TO FRONT CAMERA SYSTEM

HINT:

If U030051 or U030057 is output by the lane tracing assist system, perform troubleshooting for the front camera system DTC U030051 or U030057.

Click here

NEXT

END

    Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message (U023587)

    DESCRIPTION The forward recognition camera and millimeter wave radar sensor assembly communicate via CAN communication. If there is an error in the communication with the millimeter wave radar sensor assembly, the forward recognition camera stores DTC U023587...

    Steering Pad Switch Circuit

    DESCRIPTION The forward recognition camera receives LTA main switch signals from the steering pad switch assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the forward recognition camera, always replace it with a new one...

    Other information:

    Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Installation


    INSTALLATION CAUTION / NOTICE / HINT CAUTION: The engine assembly with transaxle is very heavy. Be sure to follow the procedure described in the repair manual, or the engine lifter may suddenly drop. NOTICE: This procedure includes the removal of small-head bolts...

    Toyota Yaris XP210 (2020-2026) Owner's Manual: Pregnant Women and Persons with Serious Medical Conditions


    Pregnant women should always wear seat belts. Ask your doctor for specific recommendations. The lap belt should be worn SNUGLY AND AS LOW AS POSSIBLE OVER THE HIPS. The shoulder belt should be worn across your shoulder properly, but never across the stomach area...

    Categories

    Keys

    Toyota Yaris. Keys

    Smart key Auxiliary key Key code number plate

    To use the auxiliary key, press the knob and pull out the auxiliary key from the smart key.

    Toyota Yaris. Keys

    read more

     
    Copyright © 2026 www.toyaris4.com