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Home >> Hyundai >> 2025 >> Kona SEL, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 2.0 (10 Of 15) >> DTC P0605-00: Internal Control Module Read Only Memory (ROM) Error >> DTC Inspection >> DTC Inspection (Present, History)

DTC Inspection (Present, History)

  1. Connect GDS to Data Link Connector.
  2. Turn IGN switch ON.
  3. Check if the DTC is present.
G16607812Courtesy of HYUNDAI MOTOR AMERICA

Present / OK 

The current vehicle can reproduce faults, allowing detailed inspection according to the diagnosis flow.

Go to "Inspection For PCM connector (Connector moisture and fastening inspection)"  procedure.

History / NG 

It can be a temporary fault due to poor contact of the circuit system.

Check the connector for looseness, poor contact, bending, corrosion, contamination, deformation or damage.

Go to "Final DTC Checking"  procedure.