1.CHECK FUEL FILLER CAP DESIGN
 
 2.CHECK FUEL FILLER CAP INSTALLATION
 
 3.CHECK FUEL FILLER CAP FUNCTION
 
 4.CHECK FUEL TANK VACUUM RELIEF VALVE
 
 5.CHECK FOR EVAP LEAK
 
 6.CHECK EVAP CANISTER VENT CONTROL VALVE
 
 7.CHECK IF EVAP CANISTER IS SATURATED WITH WATER
 
 8.CHECK EVAP CANISTER
 
 9.DETECT MALFUNCTIONING PART
 
 10.CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION
 
 11.CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION
 
 12.CHECK VACUUM HOSE
 
 13.CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE
 
 14.CHECK FUEL TANK TEMPERATURE SENSOR
 
 15.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR
 
 16.CHECK EVAP PURGE LINE
 
 17.CLEAN EVAP PURGE LINE
 
 18.CHECK EVAP/ORVR LINE
 
 19.CHECK RECIRCULATION LINE
 
 20.CHECK REFUELING EVAP VAPOR CUT VALVE
 
 21.CHECK FUEL LEVEL SENSOR
 
 22.CHECK INTERMITTENT INCIDENT