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Home >> Kia >> 2020 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (5 Of 6) (PHEV) >> DTC P2402-00: EVAP System Leak Detection Pump Control Circuit High >> Component Inspection >> Evap. Leakage Test
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Evap. Leakage Test

  1. Ignition "OFF"
  2. Connect KDS to Data Link Connector(DLC).
  3. Ignition "ON" & Engine "ON"
  4. Operate vehicle according to enable condition of Evap. Leakage Test.
  5. Perform "EVAP. LEAKAGE TEST " in "Vehicle S/W Management" with KDS.
    NOTE: Evap. Leakage Test Condition:1.
    1. Vehicle Stopped
    2. Fuel Level Below 80%
    3. No Trouble Code
    4. Engine Idle State
    5. Engine Coolant Temperature Above 176°F (80°C)
    G13369319Courtesy of KIA MOTORS AMERICA, INC.
    G13369320Courtesy of KIA MOTORS AMERICA, INC.
    G13369321Courtesy of KIA MOTORS AMERICA, INC.
    G13369322Courtesy of KIA MOTORS AMERICA, INC.
  6. Has the test been successfully completed?

    YES 

    • 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.

    NO 

    • Carefully re-do this troubleshooting guide steps.
    • Repair or replace leaking system component(s) and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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