Code No.U0245 Audio visual navigation unit CAN timeout


caution
  • If the diagnosis code No. U0245 is set, be sure to diagnose the CAN bus line.
  • When replacing the ECU, always check that the communication circuit is normal.

DIAGNOSTIC FUNCTION



PROBABLE CAUSES



  • Malfunction of CAN bus line
  • Malfunction of KOS-ECU
  • Malfunctions of multivision display

DIAGNOSIS PROCEDURE


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



Q. Is the check result normal?





STEP 2. Check the M.U.T.-III Diagnosis code for other systems



Q. Is the diagnosis code set?





STEP 3. Check whether the diagnosis code is reset.



(1)Erase the diagnosis code.
(2)Turn the ignition switch from the LOCK (OFF) position to the ON position.
(3)Check if the diagnosis code is set.

Q. Is the diagnosis code set?