DTC U1417: Wrong coding data received: Diagnosis
- STEP 1. Scan tool (M.U.T.-IIISE) CAN bus diagnostics
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Use the scan tool (M.U.T.-IIISE) to diagnose the CAN bus lines.
Q: Is the check result normal?
YES : Go to Step 3.
NO : Repair the CAN bus lines (Refer to CAN BUS DIAGNOSTICS TABLE ), and then go to Step 2.
- STEP 2. Symptom recheck after erasing diagnostic trouble code
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Q: Is the diagnostic trouble code set?
YES : Go to Step 3.
NO : The inspection is complete.
- STEP 3. Scan tool (M.U.T.-IIISE) diagnostic trouble code
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Check if the ETACS-related diagnostic trouble code is set.
Q: Is the ETACS-related diagnostic trouble code set?
YES : Carry out the appropriate troubleshooting.
NO : Go to Step 4.
- STEP 4. ETACS-ECU coding data check
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Using scan tool (M.U.T.-IIISE), check if any abnormality is present in the coding data below which is set in the ETACS-ECU.
Final drive
OK: FWD <FWD>
OK: AWD <AWD>
Q: Is the check result normal?
YES : Go to Step 5.
NO : Replace the ETACS-ECU.
- STEP 5. Symptom recheck after erasing diagnostic trouble code
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Q: Is the diagnostic trouble code set?
YES : Replace TCM.
NO : Intermittent malfunction (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTIONS ).