Code No. U1417: Wrong coding data received <4B1>


Diagnostic function



JUDGEMENT CRITERIA



PROBABLE CAUSES



  • Malfunction of the CAN bus line
  • ETACS-ECU coding information is abnormal
  • ETACS-ECU failure or improper assembly
  • Malfunction of CVT-ECU

DIAGNOSIS PROCEDURE


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



Q. Is the check result normal?





STEP 2. Use M.U.T.-III to confirm a diagnosis code of other systems.



Q. Is the diagnosis code set?





STEP 3. ETACS-ECU coding data check



Final drive
    OK <2WD vehicles>: Front Drive
    OK <4WD vehicles>: 4WD FF Base

Q. Is the check result normal?





STEP 4. Diagnosis code recheck



(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?