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DTC B2789: No Response from ID BOX: Description

This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and ID code box (immobilizer code ECU) stops for more than 10 seconds.

DTC No. DTC Detection Condition Trouble Area
B2789 No communication between the certification ECU (smart key ECU assembly) and ID code box (immobilizer code ECU) for more than 10 seconds.
  • ID code box (immobilizer code ECU)
  • Certification ECU (smart key ECU assembly)
  • Wire harness or connector
  • IMMOBI fuse
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