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Home >> Kia >> 2011 >> Rio Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) >> DTC P0453: Evaporative Emission System Pressure Sensor Switch High Input >> Inspection Repair >> W/Harness Inspection >> Power Supply Circuit Inspection

Power Supply Circuit Inspection

  1. Check voltage of power circuit
    1. Key "OFF".
    2. Disconnect FTPS connector.
    3. Key "ON".
    4. Measure the voltage between terminal 1 of FTPS harness connector and chassis ground.
      1. Specification : Approx. 5V
        Fig 1: Measuring Voltage Between Terminal 1 Of FTPS Harness Connector And Chassis Ground
        G06830886Courtesy of KIA MOTORS AMERICA, INC.
    5. Is the measured voltage within specification?

      YES

      1. Go to "GROUND CIRCUIT INSPECTION " procedure.

      NO

      1. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.