Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Diagnostic Trouble Code Chart

Toyota Corolla Cross (2022-2025) Service Manual / Vehicle Exterior / Acoustic Vehicle Alerting System / Acoustic Vehicle Alerting System / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Acoustic Vehicle Alerting System

DTC No.

Detection Item

Link

B135013

Acoustic Vehicle Alerting Speaker Circuit Open

B135019

Acoustic Vehicle Alerting Speaker Circuit Current Above Threshold

U012987

Lost Communication With Brake System Control Module Missing Message

U014087

Lost Communication with Body Control Module Missing Message

U029387

Lost Communication with Hybrid/EV Powertrain Control Module Missing Message

U032257

Software Incompatibility with Body Control Module Invalid/Incompatible Software Component

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    DESCRIPTION The vehicle approaching speaker assembly circuit consists of the vehicle approaching speaker controller and vehicle approaching speaker assembly. This DTC is stored when a malfunction is

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    DESCRIPTION These DTCs are stored when the CAN communication system is malfunctioning. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from Priority U0

     Software Incompatibility with Body Control Module Invalid/Incompatible Software Component (U032257)

    DESCRIPTION The vehicle approaching speaker controller receives vehicle information from the main body ECU (multiplex network body ECU) via CAN communication. This DTC is stored when the vehicle info

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     Power Source Mode does not Change to ON (IG)

    DESCRIPTION If the power switch is pressed with the electrical key transmitter sub-assembly in the cabin, the certification ECU (smart key ECU assembly) receives a signal and changes the power source mode. Related Data List and Active Test Items Problem Symptom Data List and Active Test

     Recirculated/Fresh Air Modes do not Switch

    DESCRIPTION If the air inlet mode cannot be changed between recirculation/fresh or exhaust gas odors can be smelled even though recirculation mode is selected, the following factors may be the cause. Symptom Factor Air inlet mode cannot be changed between recirculation/fresh

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