Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Precaution

Toyota Corolla Cross (2022-2026) Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Immobiliser System (w/o Smart Key System) / Precaution

PRECAUTION

PRECAUTION WHEN USING GTS

(a) After all DTCs are cleared, check if the malfunction occurs again 6 seconds after turning the ignition switch ON.

PRECAUTIONS FOR THE DOOR CONTROL TRANSMITTER ASSEMBLY

(a) The door control transmitter assembly is a precision instrument. Be sure to observe the following:

(1) Do not drop or strike the door control transmitter assembly.

(2) Do not allow the door control transmitter assembly to be kept in a high temperature place for a long time.

(3) Do not use an ultrasonic washing machine to clean the door control transmitter assembly.

(4) Keep the door control transmitter assembly away from magnets or magnetized items during use.

(5) Do not attach any stickers to the door control transmitter assembly.

PRECAUTION FOR REGISTRATION

(a) If replacing any of the following parts, refer to Registration.

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NOTICE:

Any door control transmitter assemblies or ECUs for which registration has been performed cannot be reused.

(1) Door control transmitter assembly

(2) Transponder key ECU assembly

(3) ECM

    READ NEXT:

     Parts Location

    PARTS LOCATION ILLUSTRATION *1 ECM - - ILLUSTRATION *1 UNLOCK WARNING SWITCH ASSEMBLY *2 COMBINATION METER ASSEMBLY *3 SECURITY INDICATOR LIGHT

     System Diagram

    SYSTEM DIAGRAM

     System Description

    SYSTEM DESCRIPTION IMMOBILISER SYSTEM DESCRIPTION The immobiliser system is designed to prevent the vehicle from being stolen. This system uses the transponder key ECU assembly that stores the key I

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     Engine Immobiliser System Circuit Short to Battery (B279A12)

    DESCRIPTION If the communication line (IMI - EFIO) between the ECM and ID code box (immobiliser code ECU) is stuck high, the ECM will store this DTC. DTC No. Detection Item DTC Detection Condition Trouble Area Note B279A12 Engine Immobiliser System Circuit Short to Batt

     Removal

    REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM - - - 2 FAN AND GENERATOR V BELT 16361A - - - 3 NO. 1 ENGINE UNDER COVER ASS

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