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LIN COMMUNICATION SYSTEM DIAGNOSTIC TROUBLE CODE CHART

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  1. MAIN BODY ECU DIAGNOSTIC TROUBLE CODE CHART

    Table 1. Main Body ECU
    DTC Code Detection Item Trouble Area See page
    B1206 P/W Master Switch Communication Stop

    1. Multiplex network master switch assembly

    2. Main body ECU

    3. Wire harness or connector

    4. P/W FL fuse*1

    5. P/W FR fuse*2

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    B1273 Sliding Roof ECU Communication Stop

    1. Sliding roof ECU (Sliding roof drive gear assembly)

    2. Main body ECU

    3. Wire harness or connector

    4. S/R fuse

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    B2287 LIN Communication Master Malfunction

    1. Main body ECU

    2. Certification ECU (Smart key ECU assembly)

    3. Wire harness or connector

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    B2321 Driver Side Door ECU Communication Stop

    1. Power window regulator motor assembly (for Driver side)

    2. Main body ECU

    3. Multiplex network master switch assembly

    4. Wire harness or connector

    5. P/W FL fuse*1

    6. P/W FR fuse*2

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    B2322 Front Passenger Side Door ECU Communication Stop

    1. Power window regulator motor assembly (for Front passenger side)

    2. Main body ECU

    3. Wire harness or connector

    4. P/W FR fuse*1

    5. P/W FL fuse*2

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    B2323 Rear Door RH ECU Communication Stop

    1. Power window regulator motor assembly (for Rear RH side)

    2. Main body ECU

    3. Wire harness or connector

    4. P/W RR fuse

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    B2324 Rear Door LH ECU Communication Stop

    1. Power window regulator motor assembly (for Rear LH side)

    2. Main body ECU

    3. Wire harness or connector

    4. P/W RL fuse

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    B2325 LIN Communication Bus Malfunction

    1. Power window regulator motor assembly (for Driver side)

    2. Power window regulator motor assembly (for Front passenger side)

    3. Power window regulator motor assembly (for Rear RH side)

    4. Power window regulator motor assembly (for Rear LH side)

    5. Multiplex network master switch assembly

    6. Sliding roof ECU (Sliding roof drive gear assembly)

    7. Main body ECU

    8. Wire harness or connector

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    • *1: for LHD

    • *2: for RHD

  2. CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) DIAGNOSTIC TROUBLE CODE CHART

    Table 2. Certification ECU (Smart Key ECU Assembly)
    DTC Code Detection Item Trouble Area See page
    B2785 Communication Malfunction between ECUs Connected by LIN

    1. Certification ECU (Smart key ECU assembly)

    2. Main body ECU

    3. Steering lock ECU (Steering lock actuator assembly)

    4. ID code box (Immobiliser code ECU)

    5. Wire harness or connector

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    B2786 No Response from Steering Lock ECU

    1. Certification ECU (Smart key ECU assembly)

    2. Steering lock ECU (Steering lock actuator assembly)

    3. Wire harness or connector

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    B2789 No Response from ID BOX

    1. Certification ECU (Smart key ECU assembly)

    2. ID code box (Immobiliser code ECU)

    3. Wire harness or connector

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