Code No.B1761 Chassis No. not programmed


caution
  • When the diagnosis code No. B1761 is set, be sure to diagnose the CAN bus line.
  • When replacing the ECU, always check that the communication circuit is normal.

TROUBLE JUDGMENT



JUDGMENT CRITERIA



PROBABLE CAUSES



  • Malfunction of CAN bus line
  • Chassis No. not programmed
  • Malfunction of the KOS-ECU

DIAGNOSIS PROCEDURE


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