1.CHECK RUBBER TUBE
 
 2.CHECK EVAP CANISTER VENT CONTROL VALVE
 
 3.CHECK IF EVAP CANISTER IS SATURATED WITH WATER
 
 4.CHECK EVAP CANISTER
 
 5.DETECT MALFUNCTIONING PART
 
 6.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR CONNECTOR
 
 7.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR
 
 8.CHECK INTERMITTENT INCIDENT