Code No.B2418 OSS authentification timeout


caution
  • If the diagnosis code No. B2418 is set, diagnose the CAN bus lines.
  • When replacing the ECU, always check that the communication circuit is normal.

DIAGNOSIS FUNCTION



JUDGEMENT CRITERIA



PROBABLE CAUSES



  • Malfunction of CAN bus line
  • Malfunction of OSS-ECU
  • Malfunction of KOS-ECU

DIAGNOSIS PROCEDURE


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