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Home >> Kia >> 2016 >> Cadenza Base >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Lane Departure Warning System Diagnosis >> DTC C1604: ECU HW error >> Component Inspection

Component Inspection

  1. Using GDS, Clear DTC.
  2. IG OFF and then IG ON, again.
  3. Using GDS, Check DTC present.
  4. Are any DTCs present?

    YES 

    • Substitute with a known-good LDWS unit and check for proper operation.

      If problem is corrected, replace LDWS unit and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    • In a case of replacing LDWS unit, operate LDWS Reference Point Calibration with GDS.

    NO 

    • Fault might be intermittently caused by poor connection in power harness and/or LDWS unit's connector or was repaired and LDWS ECU memory was not cleared.
    • Go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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