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Home >> Lincoln >> 2020 >> MKZ Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Fuel System - General Information - 3.0L ECOBOOST) >> General Procedures >> Quick Release Coupling
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Quick Release Coupling

WARNING: This page is about a different variant/trim than selected.

Disconnect 

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: 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: 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. WARNING: Before beginning any service procedure in this service information, refer to Gasoline and Gasoline-Ethanol Fuel Systems Health and Safety Precautions . Failure to follow this instruction may result in serious personal injury.
  2. If servicing a liquid fuel tube quick connect coupling, release the fuel system pressure. Refer to: Fuel System Pressure Release .
  3. Disconnect the battery ground cable. Refer to: Battery Disconnect and Connect .
    • Release the locking tabs.

    • Pull up on the clip.

    • Depress the release.

    GFD379089Courtesy of FORD MOTOR COMPANY
  5. Disconnect the quick release coupling from the tube.
GFD379090Courtesy of FORD MOTOR COMPANY

Connect 

  1. Inspect and clean both quick coupling ends. Install the quick release coupling onto the tube until fully seated.
    GFD379091Courtesy 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.

    GFD379092Courtesy 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. WARNING: Before beginning any service procedure in this service information, refer to Gasoline and Gasoline-Ethanol Fuel Systems Health and Safety Precautions . Failure to follow this instruction may result in serious personal injury.
  2. If servicing a liquid fuel tube quick connect 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. Squeeze the quick release coupling retainer locking tabs to release the locking mechanism and push the locking mechanism outward to release the tube.
    GFD379093Courtesy of FORD MOTOR COMPANY
  5. Remove the quick release coupling from the tube.
GFD379094Courtesy of FORD MOTOR COMPANY

Connect 

  1. Install the quick release coupling onto the tube until fully seated.
    GFD379095Courtesy of FORD MOTOR COMPANY
  2. Depress the quick release coupling locking mechanism into the locked position.
    GFD379096Courtesy 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. WARNING: Before beginning any service procedure in this service information, refer to Gasoline and Gasoline-Ethanol Fuel Systems Health and Safety Precautions . Failure to follow this instruction may result in serious personal injury.
  2. If servicing a liquid fuel tube quick connect 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. Release the locking tab on the quick release coupling and separate from the fitting.
GFD379097Courtesy of FORD MOTOR COMPANY

Connect 

  1. Release the locking tab and install the quick release coupling onto the fitting.
    GFD379098Courtesy of FORD MOTOR COMPANY
  2. Position the locking tab into the locked position.
    GFD379099Courtesy 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. WARNING: Before beginning any service procedure in this service information, refer to Gasoline and Gasoline-Ethanol Fuel Systems Health and Safety Precautions . Failure to follow this instruction may result in serious personal injury.
  2. If servicing a liquid fuel tube quick connect 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. Squeeze the quick release coupling retainer locking tabs to release the locking mechanism and push the locking mechanism outward to release the tube.
    GFD379100Courtesy of FORD MOTOR COMPANY
  5. Remove the quick release coupling from the tube.
GFD379101Courtesy of FORD MOTOR COMPANY

Connect 

  1. Install the quick release coupling onto the tube.
    GFD379102Courtesy of FORD MOTOR COMPANY
  2. Connect the battery ground cable. Refer to: Battery Disconnect and Connect .

Disconnect 

NOTE: When reusing liquid tube connectors, 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. WARNING: Before beginning any service procedure in this service information, refer to Gasoline and Gasoline-Ethanol Fuel Systems Health and Safety Precautions . Failure to follow this instruction may result in serious personal injury.
  2. If servicing a liquid fuel tube quick connect coupling, release the fuel system pressure. Refer to: Fuel System Pressure Release .
  3. Disconnect the battery ground cable. Refer to: Battery Disconnect and Connect .
    1. Release the secondary locking tabs.
    2. Pull out on the primary locking tab.
    GFD379103Courtesy of FORD MOTOR COMPANY
  5. Separate the quick release coupling from the tube.
GFD379104Courtesy of FORD MOTOR COMPANY

Connect 

    1. Push the quick release coupling onto the tube.
    2. Lock the secondary locking tab.
    GFD379105Courtesy of FORD MOTOR COMPANY
  2. Connect the battery ground cable. Refer to: Battery Disconnect and Connect .
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