Toyota Yaris: Front Radar Sensor System / Diagnostic Trouble Code Chart

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / Engine & Hybrid System / Cruise Control / Front Radar Sensor System / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Front Radar Sensor System

DTC No.

Detection Item

Link

C1A1100

Front Radar Sensor Optical Axis Misalignment Malfunction

C1A8749

Microwave Integrated Circuit (VCO Circuit) in Front Radar Sensor Internal Electronic Failure

C1A8887

Microwave Integrated Circuit to Antenna in Front Radar Sensor Missing Message

C1A8987

Antenna to Microwave Integrated Circuit in Front Radar Sensor Missing Message

C1A8C08

Main Microcomputer in Front Radar Sensor Bus Signal / Message Failure

U030051

Internal Control Module Software Incompatibility Not Programmed

U030057

Internal Control Module Software Incompatibility Invalid/Incompatible Software Component

U032251

Software Incompatibility with Body Control Module Not Programmed

U032257

Software Incompatibility with Body Control Module Invalid/Incompatible Software Component

    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...

    Front Radar Sensor Optical Axis Misalignment Malfunction (C1A1100)

    DESCRIPTION The millimeter wave radar sensor assembly performs self-diagnosis to check for misalignment of its beam axis. If misalignment is detected, the millimeter wave radar sensor assembly stores DTC C1A1100...

    Other information:

    Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Lost Communication with Cruise Control Front Distance Range Sensor Signal 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...

    Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Refrigerant (for Hfc-134a(r134a))


    ReplacementREPLACEMENT PROCEDURE 1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM (a) Turn the ignition switch ON. (b) Operate the compressor under the conditions shown below: Item Condition Operating time 3 minutes or more Temperature setting Max cool Blower speed High Engine Idling A/C switch ON This causes most of the compressor oil from the various components of the A/C system to collect in the compressor...

    Categories

    Break-In Period

    No special break-in is necessary, but a few precautions in the first 600 miles (1,000 km) may add to the performance, economy, and life of the vehicle.

    Do not race the engine. Do not maintain one constant speed, either slow or fast, for a long period of time. Do not drive constantly at full-throttle or high engine rpm for extended periods of time. Avoid unnecessary hard stops. Avoid full-throttle starts.

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