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Home >> Infiniti >> 2004 >> FX45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> 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 ECM increases as pressure increases.

For location of EVAP control system pressure sensor, see Figure .

Fig 1: Graphing EVAP Control System Pressure Sensor Output Voltage To Ambient Pressure
G00344998Courtesy of NISSAN MOTOR CO., U.S.A.