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Home >> Mitsubishi >> 2018 >> Eclipse Cross LE >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Immobilizer System - Vehicles Without Keyless Operation System >> Diagnostic Trouble Code Procedures >> DTC B1731: ECM authentication timeout >> Notes

DTC B1731: ECM authentication timeout: Notes

CAUTION:
  • When DTC B1731 is set, be sure to diagnose the CAN bus line.
  • When replacing the ECU, always check that the communication circuit is normal.
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