Removal
 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 may be 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 may be present and may be ignited. Failure to follow 
these instructions may result in serious personal injury.
 
 WARNING: 
 Do not carry personal electronic devices such as cell 
phones, pagers or audio equipment of any type when working on or near 
any fuel-related component. Highly flammable mixtures may be present and
 may be ignited. Failure to follow these instructions may result in 
serious personal injury.
 
 WARNING: 
 Do not carry personal electronic devices such as cell 
phones, pagers or audio equipment of any type when working on or near 
any fuel-related component. Highly flammable mixtures may be present and
 may be ignited. Failure to follow these instructions may result in 
serious personal injury.
 
 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 may be present and may be ignited. 
Failure to follow these instructions may result in serious personal 
injury.
 
 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 may be present and may be ignited. 
Failure to follow these instructions may result in serious personal 
injury.
 
NOTE: Removal steps in this procedure may contain installation details.
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Installation
 Evaporative Emission Blocking Valve. Removal and Installation
Evaporative Emission Blocking Valve. Removal and Installation Evaporative Emission Canister Purge Valve. Removal and Installation
Evaporative Emission Canister Purge Valve. Removal and InstallationThis document provides critical diagnostic knowledge required for successful repair outcomes. It identifies technical competencies expected by users of this manual.
Ford Diagnostic Assumptions
Ford diagnostics assume the vehicle concern described by the test title is currently present. Exceptions to this rule are noted in each test. Do not replace modules or other components as directed by a diagnostic if the concern is not present at the time of testing.