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6E1–263 RODEO X22SE 2.2L ENGINE DRIVEABILITY AND EMISSION DIAGNOSTIC TROUBLE CODE (DTC) P0446 EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM VENT CONTROL CIRCUIT MALFUNCTION D06RX056 Circuit Description The evaporative system includes the following f Fuel tank. f EVAP vent solenoid. f Fuel tank pressure sensor. f Fuel pipes and hoses. f Fuel vapor lines. f Fuel cap. f EVAP canister. f Purge lines. f EVAP canister purge valve. f EVAP service port. The evaporative emission system is checked by applying sensor input. With the EVAP vent solenoid open, any f Faulty EVAP vent solenoid (stuck closed). f Plugged, kinked or pinched vent hose. f Shorted EVAP vent solenoid driver circuit. f Plugged evaporative canister. If any of these conditions are present, Diagnostic Trouble Conditions for Setting the DTC f The BARO is greater than 72.3 kPa. f No: MAP, TPS, IAT, ECT, EGR, EVAP, VSS or System f IAT and ECT at startup are between 3.5 ° C(38 ° F) and 32 ° C (90 ° F). f The difference between IAT and ECT at startup is less ° C (12.2 ° F). f The Fuel Tank Level Sensor reads between 10% and f The difference between the actual Fuel Tank Pressure f Fuel Tank Pressure slope is less than or equal to 1mm The above conditions are met, and the following condition |