ENGINE IMMOBILISER SYSTEM DIAGNOSTIC TROUBLE CODE CHART

TRANSPONDER KEY ECU ASSEMBLY
DTC No. Detection Item Trouble Areas See page
B2784 Antenna Coil Open / Short

-Transponder key coil

-Transponder ECU assembly

-Wire harness or connector

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B2793 Transponder Chip Malfunction -Key

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B2794 Unmatched Encryption Code -Key

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B2795 Unmatched Key Code -Key

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B2796 No Communication in Immobiliser System

-Key

-Wire harness or connector

-Transponder key coil

-Transponder ECU assembly

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B2797 Communication Malfunction No. 1

-Key

-Wire harness or connector

-Transponder key coil

-Transponder ECU assembly

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B2798 Communication Malfunction No. 2 -Key

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Tech Tips


  • When above DTCs are output, the engine will not start.

  • All DTCs in the table above are detected with 1 trip detection logic.

ECM
DTC No. Detection Item Trouble Areas See page
B2799 Engine Immobiliser System Malfunction

-Wire harness or connector

-Transponder ECU assembly

-ECM

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