Toyota CH-R Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Immobiliser System

DTC No.

Detection Item

Link

B2779

Engine Starter Communication Malfunction

B2784

Antenna Coil Open / Short

B278A

Short to GND in Immobiliser System Power Source Circuit

B2790

ID BOX EEPROM Malfunction

B2799

Engine Immobiliser System Malfunction

B279A

Theft Deterrent System Communication Line High Fixation

B279C

Theft Deterrent System Presence Detection

    Data List / Active Test
    DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when decidi ...

    Engine Starter Communication Malfunction (B2779)
    DESCRIPTION If the remote engine start ECU does not respond to the certification ECU (smart key ECU assembly) or the remote engine start ID is not registered, this DTC is stored. HINT: Registrati ...

    Other materials:

    Toyota CH-R Service Manual > Smart Key System(for Entry Function): Open in Front Floor Electrical Key Oscillator Circuit (B27A5)
    DESCRIPTION The certification ECU (smart key ECU assembly) generates a request signal and transmits the signal to the No. 1 indoor electrical key antenna assembly (front floor). For the No. 1 indoor electrical key antenna assembly (front floor) to detect when the electrical key transmitter su ...

    Toyota CH-R Service Manual > Power Window Control System: Power Window Motor Malfunction (B2311)
    DESCRIPTION The power window regulator motor assemblies are operated by the multiplex network master switch assembly, power window regulator switch assembly or rear power window regulator switch assemblies. The power window regulator motor assemblies have motor, regulator and ECU functions. ...

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