Toyota
Nissan Versa
 Sedan Service Manual
Engine » Engine control system (EC) » P0456 EVAP control system
Component Inspection

1.CHECK FUEL FILLER CAP

  1. Turn ignition switch OFF.
  2. Remove fuel filler cap.
  3. Wipe clean valve housing.

CHECK FUEL FILLER CAP

  1. Install fuel filler cap adapter (commercial service tool) to fuel filler cap.
  2. Check valve opening pressure and vacuum.

Pressure: 15.3 20.0 kPa (0.156 0.204 kg/cm2, 2.22 2.90 psi)

Vacuum: −6.0 to −3.3 kPa (−0.061 to −0.034 kg/cm2,−0.87 to −0.48 psi)

CHECK FUEL FILLER CAP

Is the inspection result normal?

YES >> INSPECTION END

NO >> GO TO 2.

2.REPLACE FUEL FILLER CAP

Replace fuel filler cap.

CAUTION: Use only a genuine fuel filler cap as a replacement. If an incorrect fuel filler cap is used, the MIL may illuminate.

>> INSPECTION END

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