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Diagnostic Trouble Code Chart

  1. TRANSPONDER KEY ECU ASSEMBLY DTC CHART 

    TRANSPONDER KEY ECU ASSEMBLY 

    DIAGNOSTIC TROUBLE CODE CHART

    DTC Code Detection Item Trouble Area
    B2780  Push Switch / Key Unlock Warning Switch Malfunction
    • Unlock warning switch assembly
    • Wire harness
    • Transponder key ECU assembly
    B2784  Antenna Coil Open / Short
    • Wire harness
    • Transponder key amplifier
    • Transponder key ECU assembly
    B2793  Transponder Chip Malfunction Key
    B2794  Unmatched Encryption Code Key
    B2795  Unmatched Key Code Key
    B2796  No Communication in Immobilizer System
    • Key
    • Wire harness
    • Transponder key amplifier
    • Transponder key ECU assembly
    B2797  Communication Malfunction No. 1
    • Key
    • Wire harness
    • Transponder key amplifier
    • Transponder key ECU assembly
    B2798  Communication Malfunction No. 2 Key
  2. ECM DTC CHART 
    NOTE: The DTC for the immobilizer system is specified. If other codes are output, check the DTC chart of the SFI system.

    ECM 

    ECM DTC CHART

    DTC Code Detection Item Trouble Area
    B2799  Engine Immobilizer System Malfunction
    • Wire harness
    • ECM
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