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Home >> Nissan-Datsun >> 2005 >> Altima SE-R, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control System - VQ35DE >> DTC P0451: EVAP Control System Pressure Sensor >> Component Description
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Component Description

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

Fig 1: Locating EVAP Control System Pressure Sensor
G02525948Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: Voltage And Pressure Graph
G02525949Courtesy of NISSAN MOTOR CO., U.S.A.