Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2011 Ford Fiesta L4-1.6LFACTORY OEM SERVICE PROCEDURE
Fuel Tank Pressure Sensor
Evaporative Emission (EVAP) System Components - Exploded View
Evaporative Emission (EVAP) Canister Purge Valve
Evaporative Emission (EVAP) Canister
NOTE: Five door vehicle shown, four door vehicle similar.
Natural Vacuum Leak Detection Module
Evaporative Emission (EVAP) Fresh Air Hose
NOTE: The LH wheel liner must be positioned aside to access the fresh air hose.
NOTE: Press the release tab to disengage the fresh air hose from the fuel filler pipe bracket.
WARNING: Always disconnect the battery ground cable at the battery when working on an evaporative emission (EVAP) system or fuel-related component. Highly flammable mixtures are always present and may be ignited. Failure to follow these instructions may result in serious personal injury.
WARNING: Do not smoke, carry lighted tobacco or have an open flame of any type when working on or near any fuel-related component. Highly flammable mixtures are always present and may be ignited. Failure to follow these instructions may result in serious personal injury.
NOTE: After installing an Evaporative Emission (EVAP) canister or Evaporative Emission (EVAP) canister purge valve, carry out the Evaporative Emission System Leak Test. For additional information, refer to Evaporative Emission System Leak Test Testing and Inspection.
1. Refer to the procedures and/or exploded views for any Warnings, Notices, Notes, Materials, Specifications, and Special Tools. Items in the exploded views may not be listed in order of removal.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.