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Home >> Hyundai >> 2007 >> Elantra SE, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel System (G4GC-GSL 2.0) >> DTC Troubleshooting Procedures >> DTC P0448 EVAP. Emission System-Vent Control Circuit Shorted >> Control Circuit Inspection
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Control Circuit Inspection

  1. Check for short to ground in control circuit
    1. Measure voltage between terminal 6 of the CCV harness connector and chassis ground

      Specification : Approx. 4~5V

    2. Is voltage within the specification?

      YES 

      • Go to next step as below

      NO 

  2. Check for short to power in control circuit
    1. Ignition "OFF"
    2. Disconnect ECM connector
    3. Ignition "ON" & Engine "OFF"
    4. Measure voltage between terminal 6 of the CCV harness connector and chassis ground

      Specification : Approx. 0V

    5. Is voltage within the specification?

      YES 

      • Go to next step as below

      NO 

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