Toyota Yaris: Heated Steering Wheel System / How To Proceed With Troubleshooting

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual / Steering / Steering Column / Heated Steering Wheel System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

Use these procedures to troubleshoot the heated steering wheel system.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

INSPECT AUXILIARY BATTERY

(a) Measure the auxiliary battery voltage with the ignition switch off.

Standard voltage:

11 to 14 V (Ignition switch off)

If the voltage is below 11 V, replace or recharge the auxiliary battery before proceeding to the next step.

NEXT

3.

PROBLEM SYMPTOMS TABLE

HINT:

Refer to Problem Symptoms Table.

Click here

NEXT

4.

REPAIR OR REPLACE

NEXT

5.

CONFIRMATION TEST

NEXT

END

    System Description

    SYSTEM DESCRIPTION HEATED STEERING WHEEL SYSTEM (a) The steering heater warms up the steering wheel when the steering heater switch is turned on. (b) The steering heater uses a control thermostat inside the steering wheel to maintain the steering wheel at the specified temperature...

    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...

    Other information:

    Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: VEHICLE CONTROL HISTORY (RoB)


    VEHICLE CONTROL HISTORY (RoB) CHECK VEHICLE CONTROL HISTORY (AIR CONDITIONING SYSTEM) Body Electrical > Air Conditioner > Utility Tester Display Vehicle Control History (RoB) Vehicle Control History Code Tester Display Measurement Item Diagnostic Note X210F Refrigerant Overabundance Filling History Refrigerant was overfilled If overfilling of refrigerant is detected, the A/C switch indicator light turns off and the compressor stops...

    Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Front Right Microphone Circuit Component Internal Failure (B1AA696,B1AA71C)


    DESCRIPTION These DTCs are stored when a malfunction occurs in the active noise control microphone RH system. DTC No. Detection Item DTC Detection Condition Trouble Area B1AA696 Front Right Microphone Circuit Component Internal Failure Stereo component equalizer assembly detects malfunction in active noise control microphone RH for 4 seconds or more continuously when engine speed is 1200 rpm or more* Harness or connector Active noise control microphone RH Stereo component equalizer assembly B1AA71C Front Right Microphone Circuit Circuit Voltage Out of Range Stereo component equalizer assembly detects active noise control microphone RH connection malfunction for 4 seconds or more continuously* Harness or connector Active noise control microphone RH Stereo component equalizer assembly HINT: *: Malfunction monitoring is not performed under the following conditions, in order to prevent erroneous detection...

    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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