ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Principles of Operation (How Does It Work ?)|Page 4253 > < Technician Safety Information|Page 4250
Page 1
background image

Canister Purge Solenoid: Testing and Inspection
Principles of Operation (How Does It Work ?)

During the Evaporative Emission Running Loss System Monitor Test, Evaporative Emissions Repair Verification Drive Cycle and the Evaporative
Emission System Leak Test, the canister vent solenoid is closed to allow either a vacuum to be drawn on the fuel tank or to hold a specified pressure in
the system. The canister vent solenoid is normally open.

Principles of Operation (How Does It Work ?)|Page 4253 > < Technician Safety Information|Page 4250