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Home >> Kia >> 2019 >> Optima EX >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Multi Function Camera Diagnosis (Except HEV) >> DTC C1831-86: CAN Signal Error - Navigation >> Component Inspection >> Component Inspection

Component Inspection

  1. Ignition switch "OFF".
  2. Connect KDS to Data Link Connector (DLC).
  3. Ignition "ON".
  4. Monitor "Diagnostic Trouble Codes (DTC)" with KDS.
  5. Clear any DTCs stored in the system with KDS.
  6. Re-check DTC in the system with KDS.
  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 MDPS and then go to "VERIFICATION OF REPAIR " 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 REPAIR " procedure.
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