2002 Toyota Land CruiserFACTORY OEM SERVICE PROCEDURE

Engine Immobilizer System DTCS

ENGINE IMMOBILIZER SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC Description
B2785 Ignition Switch ON Malfunction
B2786 Ignition Switch OFF Malfunction
B2791 Key Unlock Warning Switch OFF Malfunction
B2795 Unmatched Ignition Key Code
B2796 No Communication In Engine Immobilizer System
B2797 Communication Malfunction No. 1
B2798 Communication Malfunction No. 2
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.