Generic
Type:
    Powertrain - Auxiliary Emission Controls - ISO/SAE Controlled
Description:
    Evaporative Emission System Vent Control Circuit Open

Nissan
Type:
    Powertrain - Auxiliary Emission Controls - ISO/SAE Controlled
Description:
    Evaporative emission (EVAP) canister purge system - vent control valve malfunction
Cause:
    Wiring, EVAP vent control valve, EVAP breather valve/pressure sensor, hose leak/blockage, ECM