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Home >> Hyundai >> 2021 >> Santa Fe Calligraphy, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 152 (Double Clutch Transmission System Diagnosis - 2.5T (4 Of 4) (Except HEV)) >> DTC U0121-87: Lost Communication With Anti. Lock Brake System (ABS) Control Module >> Verification Of Repair >> Verification Of Vehicle Repair

Verification Of Vehicle Repair

WARNING: This page is about a different car, the 2022 Hyundai Santa Fe. However, it is still accessible from the selected car via links, so may be relevant.

After a repair, it is essential to verify that the fault has been corrected.

  1. Connect GDS to "Data Link Connector (DLC)", and monitor "Diagnostic Trouble Codes (DTC)".
  2. Clear all DTCs in the system with GDS.
  3. Operate system or vehicle within DTC detecting condition in "DTC Detecting Condition" chart.
  4. Monitor "Diagnostic Trouble Codes (DTC)" with GDS and verify that any DTC is stored.
  5. Verify that the DTC is cleared and system operates correctly.

    Good 

    • Problem is corrected and the system operation performs to specification at this time.

    No Good 

    • Go to applicable troubleshooting procedure.