Code No.B1761: Chassis No. not recorded


caution Whenever the ECU is replaced, ensure that the input and output signal circuits are normal.

TROUBLE JUDGMENT



PROBABLE CAUSES



  • Chassis No. not written
  • Damaged harness wires and connectors
  • Malfunction of ETACS-ECU

DIAGNOSIS PROCEDURE


STEP 1. M.U.T.-III CAN bus diagnostics.



Q. Is the check result normal?





STEP 2. Write the Chassis No.



Q. Is diagnosis code No.B1761 set?