Canister Pump Module - Toyota 1NZ-FE User Manual

3) Canister Pump Module

Canister Pump module consists of the vent valve, leak detection pump, and canister pressure sensor.
D The vent valve switches the passages in accordance with the signals received from the ECM.
D A DC type brush less motor is used for the pump motor.
D A vane type vacuum pump is used.
Fresh Air
Canister
Pressure Sensor
"
Simple Diagram
Fresh Air
ENGINE - 1NZ-FE ENGINE
Leak Detection Pump
D Pump Motor
D Vane Pump
279EG25
A
Canister Pump Module
Vent Valve
Filter
M
Leak Detection Pump
& Pump Motor
P
Canister
Pressure Sensor
Reference Orifice
[0.5 mm, (0.020 in) Diameter]
Canister
Pressure Sensor
Filter
Filter
EG-49
Vent Valve
Fresh Air
Canister
279EG26
To Canister
D13N17