Toyota Yaris: Front Radar Sensor System / Problem Symptoms Table

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Engine & Hybrid System / Cruise Control / Front Radar Sensor System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Front Radar Sensor System

Symptom

Suspected Area

Link

"Pre-Collision System Radar Sensor Blocked Unavailable Clean Radar Sensor" is displayed

Vehicle Control History

    Utility

    UTILITY Front Beam Axis Adjustment HINT: Front Beam Axis Adjustment is used to calibrate the beam axis of millimeter wave radar sensor assembly. (a) Perform Front Beam Axis Adjustment according to the display on the GTS...

    Terminals Of Ecu

    TERMINALS OF ECU NOTICE: Turning the ignition switch to ON with connectors disconnected may cause DTCs to be stored. Make sure to clear the DTCs after inspection has been performed...

    Other information:

    Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Problem Symptoms Table


    PROBLEM SYMPTOMS TABLE If there are no DTCs output and the problem still occurs, check the suspected areas for each problem symptom in the order given in the following table and proceed to the relevant troubleshooting page. NOTICE: When replacing the skid control ECU (brake actuator assembly), sensors, etc...

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


    INSTALLATION PROCEDURE 1. INSTALL FRONT BUMPER ASSEMBLY (a) Install the 3 grommets. HINT: Use the same procedure for the RH side and LH side. (b) Temporarily install the front bumper assembly with the 2 clips and 2 bolts. (c) w/ Pre-collision System: (1) Connect the connector...

    Categories

    Front Seat Belt Pretensioners

    The front seat belt pretensioners are designed to deploy in moderate or severe frontal, near frontal collisions.

    In addition, the pretensioners operate when a side collision or a rollover accident is detected. The pretensioners operate differently depending on what types of air bags are equipped. For more details about the seat belt pretensioner operation, refer to the SRS Air Bag Deployment Criteria.

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