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P0442 EVAP CONTROL SYSTEM EC-691 < COMPONENT DIAGNOSIS > [VQ40DE] C D E F G H I J K L M A EC N P O OK or NG OK >> GO TO 25. NG >> Replace fuel level sensor unit. 25. CHECK INTERMITTENT INCIDENT GI-46, "Intermittent Incident" . >> INSPECTION END Component Inspection INFOID:0000000005273657 FUEL TANK VACUUM RELIEF VALVE (BUILT INTO FUEL FILLER CAP) 1. Wipe clean valve housing. 2. Check valve opening pressure and vacuum. 3. If out of specification, replace fuel filler cap as an assembly. CAUTION: Use only a genuine fuel filler cap as a replacement. If an incor- DRAIN FILTER 1. Check visually for insect nests in the drain filter air inlet. 2. Check visually for cracks or flaws in the appearance. 3. Check visually for cracks or flaws in the hose. 4. Blow air into port A and check that it flows freely out of port B. 5. Block port B. 6. Blow air into port A and check that there is no leakage. 7. If NG, replace drain filter. SEF445Y Pressure: 15.3 - 20.0 kPa (0.156 - 0.204 kg/cm 2 , 2.22 - 2.90 psi) Vacuum: − 6.0 to − 3.3 kPa ( − 0.061 to − 0.034 kg/cm 2 , − 0.87 to − 0.48 psi) SEF943S PBIB3641E |