Ford Mustang (1999-2004) Service Manual: Evaporative Emission Canister Purge Valve

Ford Mustang (1999-2004) Service Manual / Engine / Evaporative Emissions / Evaporative Emission Canister Purge Valve

Removal and Installation

1. WARNING: The evaporative emission system contains fuel vapor and condensed fuel vapor. Although not in large quantities, it still presents the danger of explosion or fire. Disconnect the battery ground cable from the battery to minimize the possibility of an electrical spark occurring, possibly causing a fire or explosion if fuel vapor or fuel liquid is present in the area. Failure to follow these instructions may result in personal injury.

Disconnect the battery ground cable. For additional information, refer to Section.

2. Raise and support the vehicle. For additional information, refer to Section.

3. Remove the RH front wheel. For additional information, refer to Section.

4. Remove the right front splash shield.

1. Remove the three screws.

2. Remove the five pin-type retainers.

Evaporative Emission Canister Purge Valve

5. Disconnect the connector.

Evaporative Emission Canister Purge Valve

6. Disconnect the main emission vacuum control connector.

Evaporative Emission Canister Purge Valve

7. WARNING: Do not smoke or carry lighted tobacco or open flame of any type when working on or around any fuel-related component. Highly flammable mixtures are always present and may be ignited. Failure to follow these instructions may result in personal injury.

Disconnect the evaporative emission (EVAP) canister purge outlet tube.

Evaporative Emission Canister Purge Valve

8. Disconnect the EVAP return tube.

Evaporative Emission Canister Purge Valve

9. Remove the nuts and the EVAP canister purge valve.

Evaporative Emission Canister Purge Valve

10. To install, reverse the removal procedure.

  • Leak test the system. For additional information, refer to Evaporative Emission System Leak Test in this section.
  • Carry out the evaporative emission repair verification drive cycle. For additional information, refer to Evaporative Emission Repair Verification Drive Cycle in this section.

Fuel Vapor Vent Valve

Removal and Installation

1. NOTE: The fuel vapor vent valve is repaired along with the fuel vapor control valve and the inline fuel tank pressure sensor as a fuel vapor control valve tube assembly.

For removal and installation of the fuel vapor vent valve, refer to Fuel Vapor Control Tube Assembly Valve in this section.

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