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Home >> Hyundai >> 2008 >> Tucson GLS, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel System (G4GC - GSL 2.0) >> DTC Troubleshooting Procedures >> DTC P0451 EVAP. Emission System-Pressure Sensor Range / Performance >> Verification Of Vehicle Repair

Verification Of Vehicle Repair

  1. Return vehicle to original condition.
  2. Start engine to normal operating temperature.
    NOTE: Evaporative Emissions Systems (EVAP) Leak Tests can be run by the Scan Tool. The tests are automated and provide either a pass-fail result or directions to check for DTCs.
  3. Install scan tool and clear DTC
  4. Perform "EVAP. LEAKAGE TEST" mode referring to enable conditions as below
    NOTE: EVAP. Leakage Test enable conditions
    • Following conditions must be fulfilled to start the test.
      1. Engine warm up at Idle Status
      2. No relevant DTC
      3. Fuel level is below 80%
  5. Monitoring for (pending) DTC. Is the same DTC set?

    YES  : --> Go to the applicable troubleshooting procedure.

    NO  : --> System performing to specification at this time.