ENCRYPTED CODE REGISTRATION CRITERIA TABLE



caution Do not replace the engine-ECU and immobilizer-ECU simultaneously. Always replace the ECU by ones when the multiple ECU is replaced, and then replace the next ECU after registering the necessary IDs.

note The immobilizer-ECU can retain maximum eight different ignition key in the memory.
Item
Operation contents and procedure
Reference page for registration contents
When the engine-ECU is replaced
Write the Chassis No.
Write the Chassis No. [Refer to GROUP 00, How to perform chassis number (Chassis No.) writing ].
When the engine-ECU is rewritten (other than immobilizer system-related item)
Operation is not needed
-
When the immobilizer-ECU is replaced

  1. Write the Chassis No.
  2. Register all ignition key encrypted code again.


  • Write the Chassis No. [Refer to GROUP 00, How to perform chassis number (Chassis No.) writing ].
  • Register the key (Refer to )

When the key ring antenna is replaced
Operation is not needed
-
When the ignition key is added separately.

  1. Register all ignition key encrypted code again.
  2. Register all ignition key keyless entry secret code again (with transmitter only)


  • Register the key (Refer to )
  • Register the keyless entry secret code (Refer to GROUP 42, Method of registering a secret code ).

When the ignition key is lost separately.

  1. Register all ignition keys other than the lost ignition key again
  2. Register all ignition key keyless entry secret codes other than the lost ignition key again


  • Register the key (Refer to )
  • Register the keyless entry secret code (Refer to GROUP 42, Method of registering a secret code ).

When the ignition key is replaced by the set or the steering lock cylinder is replaced by the piece.

  1. Register all ignition keys again <Barcode No. input>
  2. Register all ignition key keyless entry secret codes again (set supply only)


  • Register the key (Barcode No.) (Refer to ).
  • Register the keyless entry secret code (Refer to GROUP 42, Method of registering a secret code ).

When the ignition key is replaced separately by the door lock cylinder, glove box lock assembly
Register the replaced ignition key keyless entry secret code
Register the keyless entry secret code (Refer to GROUP 42, Method of registering a secret code ).
Registration flow chart