ENTRY AND START SYSTEM, Diagnostic DTC:B2289

DTC Code DTC Name
B2289 Key Collation Waiting Time Over

DESCRIPTION

This DTC is output when there is a LIN communication problem between the main body ECU and certification ECU or when there is a problem in the engine immobiliser system.

DTC Code Detection Condition Trouble Area
B2289

Either of following conditions is met:


  • Communication or communication line is abnormal among main body ECU, certification ECU, steering lock ECU and ID code box

  • Immobiliser system malfunctions

  • Main body ECU

  • Power switch

  • Entry function

  • Key

  • Engine immobiliser system

  • Harness or connector
A000US4E01

WIRING DIAGRAM

A000VC8E02
*1 Certification ECU
*2 Main Body ECU (Driver Side Junction Block Assembly)

PROCEDURE


  1. CHECK WHETHER DTC OUTPUT RECURS


    1. Clear the DTCs Click here.

    2. Check whether DTC B2289 recurs.

      Result
      Display (DTC output) Proceed to
      B2289 A
      No DTC output B

    B

    USE SIMULATION METHOD TO CHECK Click here

    A

  2. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - CERTIFICATION ECU)

    A000YUVE01
    *1 Front view of wire harness connector:(to Main Body ECU)
    *2 Front view of wire harness connector:(to Certification ECU)

    1. Disconnect the DA main body ECU connector.

    2. Disconnect the L15 certification ECU connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard resistance
      Tester Connection Condition Specified Condition
      DA-52 (LIN1) - L15-10 (LIN) Always Below 1 Ω
      DA-52 (LIN1) or L15-10 (LIN) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. REPLACE MAIN BODY ECU


    1. Temporarily replace the main body ECU with a new or normally functioning one.

    2. Check whether DTC B2289 recurs.

      OK
      No DTC is output.

    OK

    END (MAIN BODY ECU IS FAULTY)

    NG

    GO TO ENTRY AND START SYSTEM (ROOM OSCILLATOR DOES NOT RECOGNIZE KEY) Click here