Component Description

WARNING: This page is about a different car, the 2007 Nissan Versa. However, it is still accessible from the selected car via links, so may be relevant.

The EVAP control system pressure sensor (1) detects pressure in the purge line. The sensor output voltage to the ECM increases as pressure increases.

EVAP canister (2)
EVAP canister vent control valve (3)

Fig 1: Identifying EVAP Control System Pressure Sensor, EVAP Canister And EVAP Canister Vent Control Valve
Courtesy of NISSAN NORTH AMERICA, INC.

Fig 2: Sensor Output Voltage Vs Absolute Pressure Graph
Courtesy of NISSAN NORTH AMERICA, INC.