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DTC P1456 EVAP CONTROL SYSTEM EC-491 [KA24DE] C D E F G H I J K L M A EC 4. CHECK FUEL TANK VACUUM RELIEF VALVE 1. Wipe clean valve housing. 2. Check valve opening pressure and vacuum. CAUTION: Use only a genuine fuel filler cap as a replacement. If an OK or NG OK >> GO TO 5. NG >> Replace fuel filler cap with a genuine one. 5. INSTALL THE PRESSURE PUMP To locate the EVAP leak, install EVAP service port adapter and pres- NOTE: Models with CONSULT-II>>GO TO 6. 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 SEF339V SEF916U |