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Home >> Genesis >> 2020 >> G90 5.0 Ultimate, AWD >> Repair and Diagnosis >> Suspension >> Suspension Control Systems >> Electronic Control Suspension Diagnosis >> DTC C1604-51: Application Software Not Programmed >> Component Inspection >> Notes

Component Inspection: Notes

  1. Ignition "OFF"
  2. Connect GDS to Data Link Connector (DLC).
  3. Ignition "ON"
  4. Monitor "Diagnostic Trouble Codes (DTC)" with GDS.
  5. Clear any DTCs stored in the system with GDS.
  6. Re-check DTC in the system with GDS.
  7. Did the same DTC is stored in the system?

    YES 

    • Carefully re-do this troubleshooting guide steps.
    • If no problems were found with the circuits or connectors, replace ECS unit and then go to next procedure.

    NO 

    • Fault might be intermittent and caused either by poor contact in connectors or wiring harness, or it has been repaired and control module memory is not cleared yet. Thoroughly check terminal of battery, all connectors (and connections) for looseness, bending, corrosion, contamination, deterioration, and/or damage.
    • Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.