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ENGINE IMMOBILISER SYSTEM (w/ Smart Entry and Start System), Diagnostic DTC:B2785

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DTC Code DTC Name
B2785 Communication Malfunction between ECUs Connected by LIN
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DESCRIPTION

Refer to DTC B2785 (LIN communication system) (Click here).

DTC No. DTC Detection Condition Trouble Area
B2785

  • Error in LIN communication between ECUs and an open or short in communication lines

  • LIN communication from certification ECU (smart key ECU assembly) stops for a set amount of time or more

  • Certification ECU (Smart key ECU assembly)

  • Main body ECU (Instrument panel junction block)

  • Steering lock ECU

  • ID code box (Immobiliser code ECU)

  • Wire harness or connector
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WIRING DIAGRAM

Refer to DTC B2785 (LIN communication system) (Click here).

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INSPECTION PROCEDURE

Refer to DTC B2785 (LIN communication system) (Click here).