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, Hev 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

U029387

Lost Communication with Hybrid/EV Powertrain Control Module Missing Message

U111787

Lost Communication with Accessory Gateway Missing Message

    READ NEXT:

     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 (for driver door) (electrical key antenna) at i

     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 (for front passenger door) (electrical key ante

     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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     Relay

    On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE 1. INSPECT FAN NO. 1 RELAY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 3 - 5 Auxiliary battery voltage not appl

     Engine (ignition) switch (vehicles with a smart key system)

    Performing the following operations when carrying the electronic key on your person starts the engine or changes engine switch modes. Starting the engine 1. Check that the parking brake is set. 2. Check that the shift lever is in P. 3. Firmly depress the brake pedal. and a message will be displa

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