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Home >> Hyundai >> 2021 >> Ioniq Hybrid SEL >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Autonomous Emergency Braking (AEB) System Diagnosis (HEV) >> DTC C1633-81: Cluster Invalid Displayed Speed >> DTC Inspection >> Monitor DTC Status

Monitor DTC Status

  1. Vehicle parked & Ignition switch 'ON'.
  2. Connect GDS and select "DTC Analysis" mode.
  3. Click "DTC Status" on the "Diagnostic Trouble Codes (DTC)" menu bar to see DTC's information.
  4. Confirm that "DTC Readiness Flag" indicates "COMPLETED". If not, drive the vehicle within conditions noted in the freeze frame data or enable conditions.
  5. Read "DTC Status" parameter.
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  6. Is parameter displayed "Present fault"?

    YES 

    • Select Cluster system and check DTCs related with Vehicle speed. If DTC is exist, repair as necessary, and then confirm clear.
    • Select ESP(ESC/IBAU) system and check DTCs related with AEB(SCC) system. If DTC is exist, repair as necessary, and then confirm clear.
    • Repair or replace as necessary, and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO