Probable Cause
WARNING: This page is about a different car, the 2002 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
- Defective EVAP Control System Pressure Sensor (EVAP-CSPS).
- EVAP-CPVCV stuck open.
- Defective EVAP Canister Vent Control Valve (EVAP-CVCV).
- Defective EVAP canister.
- EVAP system hoses misrouted or plugged.