Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 206dv cib2793

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                                                                                                             05-1849
                                                   DIAGNOSTICS     -   ENGINE IMMOBILIZER SYSTEM               052IH-04




      DTC                B2793               TRANSPONDER CHIP MALFUNCTION

CIRCUIT DESCRIPTION
This DTC is output when a malfunction is found in a key during the key code registration or the key code
is not registered normally. Replace the key when the key code registration is not performed normally and
this DTC is detected.
      DTC No.                       DTC Detection Condition                                   Trouble Area
          B2793     Transponder chip malfunction                            S Key


INSPECTION PROCEDURE
      1       CHECK DTC

(a)       Delete the DTC (See page 05-1834 ).
(b)       Insert the key into the ignition key cylinder.
(c)       Check that no code is output.
                                                              OK       NO PROBLEM

      NG

      2       RE-REGISTER KEY

(a)       Delete the DTC (See page 05-1834 ).
(b)       Re-register the key, and check that the engine starts with the key.
                                                              OK       NORMAL

      NG

  REPLACE KEY




 2005 SIENNA REPAIR MANUAL (RM1163U)

                                                                             Author :              Date :      2032

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