Toyota Yaris: Front Radar Sensor System / Problem Symptoms Table

Toyota Yaris XP210 (2020-2023) Reapir and Service Manual / Engine & Hybrid System / Cruise Control / Front Radar Sensor System / Problem Symptoms Table



  • 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


Suspected Area


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

Vehicle Control History


    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 (2020-2023) Reapir and Service Manual: Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor A (P001600,P001700)

    DESCRIPTION In the VVT (Variable Valve Timing) system, the appropriate intake and exhaust valve open and close timing is controlled by the ECM. The ECM performs intake and exhaust valve control by performing the following: 1) controlling the camshaft, cam timing oil control solenoid assembly, camshaft timing gear bolt (camshaft timing oil control valve) and operating the camshaft timing gear; and 2) changing the relative positions of the camshaft and crankshaft...

    Toyota Yaris XP210 (2020-2023) Owner's Manual: Spare Tire and Tool Storage

    Spare tire and tools are stored in the locations illustrated in the diagram. 4-Door Spare tire Spare tire hold-down bolt Tool bag Jack Jack point attachment* 1 Jack lever Tiedown eyelet (if equipped) Lug wrench Flat tire belt* 1: The jack point attachment can be used by vehicle repair shops and road assistance services...


    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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