Code No. U119A: Chassis No. mismatch


caution
  • If the diagnosis code No. U1109 is set, diagnose the CAN bus lines.
  • When replacing the ECU, always check that the SRS circuit is normal.

FUNCTION



TROUBLE JUDGEMENT



TROUBLESHOOTING HINTS



  • Chassis number not written
  • Malfunction of CAN bus line
  • Malfunction of Engine-ECU
  • Malfunction of SRS-ECU

DIAGNOSIS PROCEDURE
1.M.U.T.-III CAN bus diagnostics
2.Check the M.U.T.-III Diagnosis code for other systems
3.Check whether the diagnosis code is reset.