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Home >> Kia >> 2017 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System Diagnosis (PHEV) >> DTC P1985: EOP-OPU Driving Performance >> Component Inspection >> Notes
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Component Inspection: Notes

  1. Ignition "OFF".
  2. Ignition "ON".
  3. Connect KDS/GDS to Data Link Connector (DLC).
  4. Check for "Diagnostic Trouble Codes (DTC)  " with KDS/GDS.
  5. Clear all DTCs in the system with KDS/GDS.
  6. Operate system within enable condition mention in DTC Detection Condition.
  7. Re-check DTC in the system with KDS/GDS.
  8. Are any DTCs stored in the system?

    YES 

    • Carefully re-do this troubleshooting guide steps.
    • If problem still occurs, replace EOP (Perform "EOP Control Adaptation", "EOP TEST (Electric Oil Pump Test)" in "Vehicle S/W Management") and then go to "Verification Of Repair " procedure.
    • If problem still occurs, replace OPU and then go to "Verification Of Repair " procedure.

    NO 

    • Fault might be intermittent and caused either by poor contact in connector or wiring harness, or it has been repaired and control module memory is not cleared yet. Thoroughly check terminal of battery, all connector (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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