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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 174 (Engine Immobilizer) >> Engine Immobilizer System >> DTC B2794 Unmatched Encryption Code >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2007 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
  1. REREGISTER KEY 
    1. Clear the DTC (see DIAGNOSIS SYSTEM  ).
    2. Reregister the key code with the transponder key ECU (see REGISTRATION  )
    3. Check that the engine starts with the key.

      OK: Engine starts. 

    NG: REPLACE KEY 

    OK: END