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DTC P1442 EVAP CONTROL SYSTEM EC-1643 [VG33ER] C D E F G H I J K L M A EC CAUTION: ● Use only a genuine NISSAN fuel filler cap as a replacement. If an incorrect fuel filler cap is used, ● If the fuel filler cap is not tightened properly, the MIL may come on. ● Use only a genuine NISSAN rubber tube as a replacement. DTC Confirmation Procedure UBS00E0Y Refer to Diagnostic Procedure UBS00E0Z Refer to or . DTC No. Trouble diagnosis name DTC detecting condition Possible cause P1442 EVAP control system EVAP control system has a leak, EVAP control ● Incorrect fuel tank vacuum relief valve ● Incorrect fuel filler cap used ● Fuel filler cap remains open or fails to ● Foreign matter caught in fuel filler cap. ● Leak is in line between intake manifold ● Foreign matter caught in EVAP canister ● EVAP canister ● EVAP purge line (pipe and rubber tube) ● EVAP purge line rubber tube bent ● Blocked or bent rubber tube to EVAP ● Loose or disconnected rubber tube ● EVAP canister vent control valve and the ● EVAP canister purge volume control ● Fuel tank temperature sensor ● O-ring of EVAP canister vent control ● Water separator ● EVAP canister is saturated with water ● Fuel level sensor and the circuit ● EVAP control system pressure sensor ● Refueling control valve ● ORVR system leaks ● Foreign matter caught in EVAP canister |