Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Diagnostic Trouble Code Chart

Toyota Corolla Cross (2022-2025) Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Key System (for Entry Function, Gasoline Model) / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Smart Key System (for Entry Function)

DTC No.

Detection Item

Link

B27A113

Driver Side Electrical Antenna Circuit Open

B27A213

Front Passenger Side Electrical Antenna Circuit Open

B27A813

Outside Luggage Compartment (Back Door) Electrical key Antenna Circuit Open

U010087

Lost Communication With ECM/PCM "A" Missing Message

U012987

Lost Communication with Brake System Control Module "A" Missing Message

U014087

Lost Communication with Body Control Module Missing Message

U015587

Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message

U023087

Lost Communication with Rear Gate Module Missing Message

U111787

Lost Communication with Accessory Gateway Missing Message

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     Driver Side Electrical Antenna Circuit Open (B27A113)

    DESCRIPTION The certification ECU (smart key ECU assembly) generates a request signal and transmits the signal to the front door outside handle assembly LH (electrical key antenna) at intervals of 0.2

     Front Passenger Side Electrical Antenna Circuit Open (B27A213)

    DESCRIPTION The certification ECU (smart key ECU assembly) generates a request signal and transmits the signal to the front door outside handle assembly RH (electrical key antenna) at intervals of 0.2

     Outside Luggage Compartment (Back Door) Electrical key Antenna Circuit Open (B27A813)

    DESCRIPTION The certification ECU (smart key ECU assembly) generates a request signal and transmits the signal to the electrical key antenna (outside luggage compartment). For the electrical key anten

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     Ambient Temperature Sensor Circuit Short to Ground (P007011)

    DESCRIPTION The thermistor assembly is installed in front of the cooler condenser assembly to detect the ambient temperature, which is used to control the air conditioning system. This sensor is connected to the air conditioning amplifier assembly and detects fluctuations in the ambient temperature.

     Parts Location

    PARTS LOCATION ILLUSTRATION *1 TCM *2 ECM *3 BRAKE ACTUATOR ASSEMBLY - SKID CONTROL ECU *4 NO. 1 ENGINE ROOM RELAY BLOCK ASSEMBLY ILLUSTRATION *1 TRANSMISSION VALVE

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