Toyota Yaris: Active Noise Control System / Diagnostic Trouble Code Chart

Toyota Yaris XP210 (2020-2022) Reapir and Service Manual / Audio & Visual & Telematics / Audio / Video / Active Noise Control System / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Active Noise Control System

DTC No.

Detection Item

Link

B1AA000

ANC ECU Audio Amplifier Integrated Circuit

B1AA044

ANC ECU EEPROM Data Memory Failure

B1AA296

Front Left Microphone Circuit Component Internal Failure

B1AA31C

Front Left Microphone Circuit Circuit Voltage Out of Range

B1AA696

Front Right Microphone Circuit Component Internal Failure

B1AA71C

Front Right Microphone Circuit Circuit Voltage Out of Range

B1AAE71

Front Door Left Speaker Circuit Actuator Stuck

B1AAF71

Front Door Right Speaker Circuit Actuator Stuck

B1AB071

Rear Door Left Speaker Circuit Actuator Stuck

B1AB271

Rear Door Right Speaker Circuit Actuator Stuck

P033531

Crankshaft Position Sensor "A" No Signal

U010087

Lost Communication With ECM/PCM "A" Missing Message

U012987

Lost Communication With Brake System Control Module Missing Message

U014087

Lost Communication with Body Control Module Missing Message

    Data List / Active Test

    DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the following table, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not...

    ANC ECU Audio Amplifier Integrated Circuit (B1AA000,B1AA044)

    DESCRIPTION This DTC are stored when a malfunction occurs in the stereo component equalizer assembly. DTC No. Detection Item DTC Detection Condition Trouble Area B1AA000 ANC ECU Audio Amplifier Integrated Circuit Stereo component equalizer assembly malfunction Stereo component equalizer assembly B1AA044 ANC ECU EEPROM Data Memory Failure Stereo component equalizer assembly malfunction Stereo component equalizer assembly PROCEDURE 1...

    Other information:

    Toyota Yaris XP210 (2020-2022) Owner's Manual: Lowering the seatbacks


    4-Door Lower the head restraint all the way down. Refer to Head Restraints. Open the trunk lid and pull the lever of the seatback you want to fold down. Open a rear door and fold the rear seat forward. 5-Door Lower the head restraint all the way down...

    Toyota Yaris XP210 (2020-2022) Reapir and Service Manual: Power Source Mode does not Change to ON (IG and ACC)


    DESCRIPTION When the ignition switch cannot be turned to ACC or ON, interior verification may be abnormal or there may be a malfunction in the ACC relay or IG relay circuit. If interior verification cannot be performed, the certification ECU (smart key ECU assembly) may be malfunctioning or communication may not be possible between the No...

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    Key Suspend Function

    If a key is left in the vehicle, the functions of the key left in the vehicle are temporarily suspended to prevent theft of the vehicle.

    To restore the functions, press the unlock button on the functions-suspended key in the vehicle.

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