Toyota Yaris: Front Radar Sensor System / Diagnosis System

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

DIAGNOSIS SYSTEM

DIAGNOSIS FUNCTION

(a) If a malfunction is detected in the millimeter wave radar sensor assembly, the millimeter wave radar sensor assembly stores DTCs without directly informing the driver, and sends malfunction signals to the systems that use the millimeter wave radar sensor assembly.

Those systems then notify the driver.

HINT:

Refer to "HOW TO PROCEED WITH TROUBLESHOOTING" when troubleshooting for the Pre-collision System.

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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...

Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Check for DTCs (Test Failed / Pending / Confirmed). Body Electrical > Front Radar Sensor > Trouble Codes GTS Display Description Test Failed Represent malfunctions that were detected during the current trip...

Other information:

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

COMPONENTS ILLUSTRATION *1 POWER DISTRIBUTION BOX ASSEMBLY WITH MULTIPLEX NETWORK BODY ECU *2 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *3 NO. 3 INSTRUMENT PANEL TO COWL BRACE SUB-ASSEMBLY *4 WIRING HARNESS CLAMP BRACKET *5 POWER DISTRIBUTION BOX ASSEMBLY - - N*m (kgf*cm, ft...

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

INSPECTION PROCEDURE 1. INSTALL OUTER MIRROR SWITCH ASSEMBLY (a) Check the mirror select and surface adjust switch. (1) Turn the mirror select and surface adjust switch to the L position. *a Mirror Select and Surface Adjust Switch *b Component without harness connected (Outer Mirror Switch Assembly) (2) Measure the resistance according to the value(s) in the table below...