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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1110 (Engine Control System) >> DTC P0451: EVAP Control System Pressure Sensor >> Component Description

Component Description

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WARNING: This page is about a different car, the 2004 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

The EVAP control system pressure sensor detects pressure in the purge line. The sensor output voltage to the ECM increases as pressure increases.

Fig 1: Locating EVAP Control System Pressure Sensor
G00782537Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: Voltage-Pressure Graph
G00782538Courtesy of NISSAN MOTOR CO., U.S.A.