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DTC B2797 Communication Malfunction No. 1: Description

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This DTC is output when a communication error occurs between the transponder key amplifier and transponder key ECU. Some possible reasons for the communication error are: 1) 2 or more ignition keys are positioned too close together, or 2) noise is occurring in the communication line.

DTC DETECTION CONDITIONS

DTC No. DTC Detection Conditions Trouble Areas
B2797 Keys are positioned too close to each other, or noise occurred in communication line
  • Key
  • Wire harness
  • Transponder key amplifier
  • Transponder key ECU