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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 125 (Engine Control System Diagnosis (1 Of 2) (HEV)) >> DTC P0447: Evaporative Emission System-Vent Control Circuit Open >> W/Harness Inspection >> Power Circuit Inspection

Power Circuit Inspection

WARNING: This page is about a different variant/trim than selected.

■ Check for Short to Ground in Power Circuit 

  1. IG "OFF".
  2. Disconnect CCV harness connector.
  3. Measure resistance between power terminal of CCV harness connector and chassis ground.

    Specification:  Infinite

    Fig 1: Measuring Resistance Between Power Terminal Of CCV Harness Connector And Chassis Ground
    G10606681Courtesy of HYUNDAI MOTOR AMERICA
  4. Is resistance within the specification?

    YES 

    • Go to next step as below.

    NO 

■ Check for Open in Power Circuit 

  1. IG "OFF".
  2. Disconnect CCV harness connector.
  3. IG "ON".
  4. Measure voltage between power terminal of CCV harness connector and chassis ground.

    Specification:  Approx. 12V

    Fig 2: Measuring Voltage Between Power Terminal Of CCV Harness Connector And Chassis Ground
    G10606682Courtesy of HYUNDAI MOTOR AMERICA
  5. Is voltage within the specification?

    YES 

    • Go to next step as below.

    NO