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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 141 (Auto Headlamp Leveling System Diagnosis) >> DTC C1255: Height Sensor Range Over >> DTC Information And Inspection >> Monitor DTC Status

Monitor DTC Status

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
  1. Plug GDS to Data Link Connector (DLC).
  2. Turn "ON" the ignition switch.
  3. Select "Diagnostic Trouble Codes (DTC)", and click "DTC Status" to check DTC information.
  4. Read the "DTC State" parameter.
  5. Is the DTC State "Present"?

    "PRESENT" 

    • Inspect the rear vehicle height sensor for misplacement or damage (possible accident) of a ring cage in the unladen situation.
    • Go to next procedure.

    "HISTORY" 

    • Fault can be intermittent. Or, the AHLS ECU's memory was not cleared after repair. Thoroughly check connectors and wire harness for looseness, poor contact, bending, corrosion, deterioration, or damage.