Diagnostic Procedure (2.5L)

WARNING: This page is about a different car, the 2003 Nissan Altima. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: For EVAP control system pressure sensor component inspection, see COMPONENT INSPECTION (2.5L) under DTC P0452: EVAP CONTROL SYSTEM PRESSURE SENSOR, for EVAP canister purge volume control solenoid valve component inspection, see COMPONENT INSPECTION under DTC P0444 OR DTC P0445: EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE, for EVAP canister vent control valve component inspection, see COMPONENT INSPECTION under DTC P0447: EVAP CANISTER VENT CONTROL VALVE and for intermittents, see INTERMITTENTS in TROUBLE SHOOTING - NO CODES article.

For diagnostic procedure (2.5L), see Fig 1-Fig 4 .

Fig 1: Identifying Diagnostic Procedure For DTC P1444: EVAP Canister Purge Volume Control Solenoid Valve (Step 1 Of 14 - 2.5L)

Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Identifying Diagnostic Procedure For DTC P1444: EVAP Canister Purge Volume Control Solenoid Valve (Steps 2-5 Of 14 - 2.5L)

Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Identifying Diagnostic Procedure For DTC P1444: EVAP Canister Purge Volume Control Solenoid Valve (Steps 6-10 Of 14 - 2.5L)

Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 4: Identifying Diagnostic Procedure For DTC P1444: EVAP Canister Purge Volume Control Solenoid Valve (Steps 11-14 Of 14 - 2.5L)

Courtesy of NISSAN MOTOR CO., U.S.A.