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Home >> Ford >> 2019 >> Fiesta ST >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System - General Information - 1.6L ECOBOOST (132KW/180PS) - Sigma >> General Procedures >> Quick Release Coupling

Quick Release Coupling

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Disconnect 

NOTE: When reusing liquid or vapor tube connections, make sure to use compressed air to remove any foreign material from the connector retaining clip area before separating from the tube or damage to the tube or connector retaining clip may occur.
NOTE: Fuel injection equipment is manufactured to very precise tolerances and fine clearances. It is essential that absolute cleanliness is observed when working with these components or component damage may occur. Always install blanking plugs to any open orifices or tubes.
NOTE: Do not use any tools. The use of tools may cause a deformity in the clip components which may cause fuel leaks.
NOTE: Type 1 
  1. If servicing a liquid fuel tube quick release coupling, release the fuel system pressure. Refer to: Fuel System Pressure Release .
  2. Disconnect the battery ground cable. Refer to: Battery Disconnect and Connect .
    • Release the locking tabs.

    • Pull up on the clip.

    • Depress the release.

    GFD302094Courtesy of FORD MOTOR COMPANY
  4. Disconnect the quick release coupling from the tube.
GFD302095Courtesy of FORD MOTOR COMPANY

Connect 

  1. Inspect and clean both quick coupling ends.
    GFD302096Courtesy of FORD MOTOR COMPANY
  2. NOTE: Make sure the retainer clip is fully seated and locked onto the tube by pulling on the quick connect coupling.

    Press the retainer clip into the quick connect coupling body until flush and the tabs are locked in place.

    GFD302097Courtesy of FORD MOTOR COMPANY
  3. Connect the battery ground cable. Refer to: Battery Disconnect and Connect .

Disconnect 

NOTE: When reusing liquid or vapor tube connections, make sure to use compressed air to remove any foreign material from the connector retaining clip area before separating from the tube or damage to the tube or connector retaining clip may occur.
NOTE: Fuel injection equipment is manufactured to very precise tolerances and fine clearances. It is essential that absolute cleanliness is observed when working with these components or component damage may occur. Always install blanking plugs to any open orifices or tubes.
NOTE: Do not use any tools. The use of tools may cause a deformity in the clip components which may cause fuel leaks.
NOTE: Type 2 
  1. If servicing a liquid fuel tube quick release coupling, release the fuel system pressure. Refer to: Fuel System Pressure Release .
  2. Disconnect the battery ground cable. Refer to: Battery Disconnect and Connect .
  3. Squeeze the quick release coupling retainer locking tabs to release the locking mechanism and push the locking mechanism outward to release the tube.
    GFD302098Courtesy of FORD MOTOR COMPANY
  4. Remove the quick release coupling from the tube.
GFD302099Courtesy of FORD MOTOR COMPANY

Connect 

  1. Install the quick release coupling onto the tube until fully seated.
    GFD302100Courtesy of FORD MOTOR COMPANY
  2. Depress the quick release coupling locking mechanism into the locked position.
    GFD302101Courtesy of FORD MOTOR COMPANY
  3. Connect the battery ground cable. Refer to: Battery Disconnect and Connect .

Disconnect 

NOTE: When reusing liquid or vapor tube connections, make sure to use compressed air to remove any foreign material from the connector retaining clip area before separating from the tube or damage to the tube or connector retaining clip may occur.
NOTE: Fuel injection equipment is manufactured to very precise tolerances and fine clearances. It is essential that absolute cleanliness is observed when working with these components or component damage may occur. Always install blanking plugs to any open orifices or tubes.
NOTE: Do not use any tools. The use of tools may cause a deformity in the clip components which may cause fuel leaks.
NOTE: Type 3 
  1. Disconnect the battery ground cable. Refer to: Battery Disconnect and Connect .
  2. Release the locking tab on the quick release coupling and separate from the fitting.
GFD302102Courtesy of FORD MOTOR COMPANY

Connect 

  1. Release the locking tab and install the quick release coupling onto the fitting.
    GFD302103Courtesy of FORD MOTOR COMPANY
  2. Position the locking tab into the locked position.
    GFD302104Courtesy of FORD MOTOR COMPANY
  3. Connect the battery ground cable. Refer to: Battery Disconnect and Connect .

Disconnect 

NOTE: When reusing liquid or vapor tube connections, make sure to use compressed air to remove any foreign material from the connector retaining clip area before separating from the tube or damage to the tube or connector retaining clip may occur.
NOTE: Fuel injection equipment is manufactured to very precise tolerances and fine clearances. It is essential that absolute cleanliness is observed when working with these components or component damage may occur. Always install blanking plugs to any open orifices or tubes.
NOTE: Do not use any tools. The use of tools may cause a deformity in the clip components which may cause fuel leaks.
NOTE: Type 4 
  1. If servicing a liquid fuel tube quick release coupling, release the fuel system pressure. Refer to: Fuel System Pressure Release .
  2. Disconnect the battery ground cable. Refer to: Battery Disconnect and Connect .
  3. Squeeze the quick release coupling retainer locking tabs to release the locking mechanism and push the locking mechanism outward to release the tube
    GFD302105Courtesy of FORD MOTOR COMPANY
  4. Remove the quick release coupling from the tube.
GFD302106Courtesy of FORD MOTOR COMPANY

Connect 

  1. Install the quick release coupling onto the tube.
    GFD302107Courtesy of FORD MOTOR COMPANY
  2. Connect the battery ground cable. Refer to: Battery Disconnect and Connect .

Disconnect 

NOTE: When reusing liquid or vapor tube connections, make sure to use compressed air to remove any foreign material from the connector retaining clip area before separating from the tube or damage to the tube or connector retaining clip may occur.
NOTE: Fuel injection equipment is manufactured to very precise tolerances and fine clearances. It is essential that absolute cleanliness is observed when working with these components or component damage may occur. Always install blanking plugs to any open orifices or tubes.
NOTE: Do not use any tools. The use of tools may cause a deformity in the clip components which may cause fuel leaks.
NOTE: Type 5 
  1. Disconnect the battery ground cable. Refer to: Battery Disconnect and Connect .
  2. Release the locking tab on the quick release coupling and separate from the fitting.
    GFD302108Courtesy of FORD MOTOR COMPANY
  3. Remove the quick release coupling from the tube.
GFD302109Courtesy of FORD MOTOR COMPANY

Connect 

  1. Install the quick release coupling onto the tube.
    GFD302110Courtesy of FORD MOTOR COMPANY
  2. Connect the battery ground cable. Refer to: Battery Disconnect and Connect .

Disconnect 

NOTE: When reusing liquid or vapor tube connections, make sure to use compressed air to remove any foreign material from the connector retaining clip area before separating from the tube or damage to the tube or connector retaining clip may occur.
NOTE: Fuel injection equipment is manufactured to very precise tolerances and fine clearances. It is essential that absolute cleanliness is observed when working with these components or component damage may occur. Always install blanking plugs to any open orifices or tubes.
NOTE: Do not use any tools. The use of tools may cause a deformity in the clip components which may cause fuel leaks.
NOTE: Type 6 
  1. WARNING: Before beginning any service procedure, refer to Safety Warnings in General Information. Failure to follow this instruction may result in serious personal injury.

    Refer to: Gasoline and Gasoline-Ethanol Fuel Systems Health and Safety Precautions .

  2. If servicing a liquid fuel tube quick release coupling, release the fuel system pressure. Refer to: Fuel System Pressure Release .
  3. Disconnect the battery ground cable. Refer to: Battery Disconnect and Connect .
  4. Press both retaining tabs inward and remove quick release coupling from fuel tube.
GFD302111Courtesy of FORD MOTOR COMPANY

Connect 

  1. NOTE: Inspect and clean both quick release coupling ends.

    Install the quick release coupling onto the tube until it is fully seated.

    GFD302112Courtesy of FORD MOTOR COMPANY
  2. Pull on the quick release coupling to make sure it is securely fastened.
  3. Connect the battery ground cable. Refer to: Battery Disconnect and Connect .
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