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Home >> Hyundai >> 2025 >> Kona Limited, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 1.6 (2 Of 2) >> DTC U2003-00: Invalid Data Received From CVVD Motor Control Module >> Troubleshooting >> Diagnostic Flowchart

Diagnostic Flowchart

G16612085Courtesy of HYUNDAI MOTOR AMERICA
NOTE: - After removing the Head Cover, CVVD assembly and CVVD Actuator, Select "CVVD learning" in "Vehicle S/W Management".

- "CVVD learning" will be necessary when the worker remove the battery or CVVD connector while the engine is running.