Component Description

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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: Identifying EVAP Pressure Sensor And EVAP Vent Control Valve At EVAP Canister

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

Fig 2: Sensor Output Voltage VS Absolute Pressure Graph

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