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Home >> Toyota >> 2007 >> Prius Base >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Engine Immobilizer >> ENGINE IMMOBILIZER SYSTEM (w/ Smart Key System) >> DTC B2794 Unmatched Encryption Code >> Inspection Procedure

Inspection Procedure

  1. REREGISTER KEY 
    1. Delete the DTC (see DTC CHECK/CLEAR ).
    2. Reregister the key (which caused this DTC to be output) with the transponder key ECU (see REGISTRATION ).
    3. Insert the same key into the key slot.
    4. Check that the power switch can be turned ON (ACC and IG) and the hybrid control system can be started.

      OK: Power switch can be turned (ACC and IC) and hybrid control system can be started. 

    NG: REPLACE KEY 

    OK: END