Toyota Yaris: Headup Display System / Problem Symptoms Table

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual / Vehicle Interior / Meter / Gauge / Display / Headup Display System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

NOTICE:

When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.

HINT:

  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptom 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.
Headup Display System

Symptom

Suspected Area

Link

Headup display is not displayed

(Steering pad switch is normal)

Wire harness or connector

-

Read the Data List (Display Change Switch)

Meter mirror sub-assembly

Combination meter assembly

Brightness of the headup display does not change

(Steering pad switch is normal)

Read the Data List (Brightness Up Switch, Brightness Down Switch)

Perform Active Test (Display Brightness)

Meter mirror sub-assembly

Combination meter assembly

Display position of the headup display does not change

(Steering pad switch is normal)

Read the Data List (Projection Position Up Switch, Projection Position Down Switch)

Perform Active Test (Display Position)

Meter mirror sub-assembly

Combination meter assembly

Headup display is not displayed in the correct position or is difficult to see

Headup display position initialization

Check customize parameters

Read the Data List (Display Angle)

Perform Active Test (Display Position)

Meter mirror sub-assembly

Combination meter assembly

Individual segments or entire display is not displayed

(Other systems are normal)

Perform Active Test (Color Test Screen (Black), Color Test Screen (White), Color Test Screen (Red), Color Test Screen (Green), Color Test Screen (Blue), Color Test Screen (Color Bars))

Meter mirror sub-assembly

Combination meter assembly

Illumination is always dark or does not dim at night

(Lighting system (EXT) is normal)

Meter mirror sub-assembly

    Utility

    UTILITY MIRROR POSITION INITIALIZATION HINT: Use this procedure to return the display of the headup display to its initial position. (a) Perform the procedure displayed on the GTS...

    Terminals Of Ecu

    TERMINALS OF ECU METER MIRROR SUB-ASSEMBLY (a) Measure the voltage and resistance according to the value(s) in the table below. Terminal No. (Symbol) Terminal Description Condition Specified Condition H61-1 (IG) - Body ground Power source for engine stop and start ECU assembly Ignition switch off Below 1 V Ignition switch ON 10...

    Other information:

    Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Vehicle Control History


    VEHICLE CONTROL HISTORY NOTICE: Repairing or replacing related parts may cause Vehicle Control History (RoB) codes to be stored. Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again...

    Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Inspection


    INSPECTION PROCEDURE 1. INSPECT OCCUPANT DETECTION SENSOR (SEPARATE TYPE FRONT SEAT CUSHION PAD) (a) Check the resistance. (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition If the result is not as specified, replace the occupant detection sensor (separate type front seat cushion pad)...

    Categories

    Refueling

    Before refueling, close all the doors, windows, and the liftgate/trunk lid, and switch the ignition OFF.

    To open the fuel-filler lid, pull the remote fuel-filler lid release.

    Toyota Yaris. Refueling

    To remove the fuel-filler cap, turn it counterclockwise. Attach the removed cap to the inner side of the fuel-filler lid.

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