Connector Coupling Allocation

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

NOTE:

The connector couplings for fuel, vacuum and bleeder lines are color-coded. There is either a colored dot on the connector coupling, or the release button has the corresponding color. Refer to Color Coding below.

Color Coding

Connector Coupling	Color Coding on Connector Coupling
Fuel Supply	Black
Fuel Return Line	Blue
Bleeder	White Beige
Vacuum	Green

CAUTION:

The fuel system is under pressure.

Risk of injury from fuel spraying out.

- Wear protective eyewear.

- Wear safety gloves.

- Reduce the pressure: place clean cloths around the connection point and carefully open the connection point.

Version 1

Fig 1: Coupling

Courtesy of AUDI OF AMERICA, LLC

Connector coupling with right and left release buttons -arrows-.

Opening

Fig 2: Identifying Coupling

Courtesy of AUDI OF AMERICA, LLC

-- Push the connector coupling -1- in the direction of the -arrow A-.

-- Press the release buttons and hold them pressed.

-- Disconnect the connector coupling -1- from the fuel line -2- in the direction of the -arrow B-.

Pay attention to the color coding during installation. Refer to Connector Coupling Allocation .
The connector couplings must >>audibly<< engage when locking.

-- Pull on the connector coupling to check for secure fit.

Version 2

Fig 3: Coupling With A Pull Release

Courtesy of AUDI OF AMERICA, LLC

Connector coupling with pull release -arrow- :

Opening

Fig 4: Coupling -1- Off The Fuel Line

Courtesy of AUDI OF AMERICA, LLC

-- Push the connector coupling -1- in the direction of -arrow A-.

-- Pull the pull release -2- in the direction of -arrow B-.

-- Pull the connector coupling -1- off the fuel line -3- in the direction of -arrow B-.

Pay attention to the color coding during installation. Refer to Connector Coupling Allocation .
The connector couplings must >>audibly<< engage when locking.

-- Pull on the connector coupling to check for secure fit.

Version 3

Fig 5: Coupling With A Release Button

Courtesy of AUDI OF AMERICA, LLC

Connector coupling with front button -arrow- :

Opening

-- Press the release button -arrow- and remove the connector couplings.

Pay attention to the color coding during installation. Refer to Connector Coupling Allocation .
The connector couplings must >>audibly<< engage when locking.

-- Pull on the connector coupling to check for secure fit.

Version 4

Fig 6: Coupling With The Release Buttons On The Right And Left Sides

Courtesy of AUDI OF AMERICA, LLC

Connector coupling with right and left release button -arrows- :

Opening

-- Push the connector coupling in the direction of the -arrow A-.

-- Press the release buttons -arrows- and remove the connector coupling.

Pay attention to the color coding during installation. Refer to Connector Coupling Allocation .
The connector couplings must >>audibly<< engage when locking.

-- Pull on the connector coupling to check for secure fit.

Version 5

Fig 7: Coupling With The Release Buttons On The Right And Left Sides

Courtesy of AUDI OF AMERICA, LLC

Connector coupling with right and left release buttons -arrows- :

Opening

-- Press the release buttons -arrows- and remove the connector coupling.

Pay attention to the color coding during installation. Refer to Connector Coupling Allocation .
The connector couplings must >>audibly<< engage when locking.

-- Pull on the connector coupling to check for secure fit.

Version 6

Fig 8: Identifying Coupling

Courtesy of AUDI OF AMERICA, LLC

Connector coupling with right and left release buttons -arrows- :

Opening

-- Press the connector coupling -1- in the direction of the -arrow- and hold it down.

-- Press the release buttons -arrows- and remove the connector coupling.

Pay attention to the color coding during installation. Refer to Connector Coupling Allocation .
The connector couplings must >>audibly<< engage when locking.

-- Pull on the connector coupling to check for secure fit.

Version 7

Fig 9: Connector Coupling With Right And Left Unlock Buttons

Courtesy of AUDI OF AMERICA, LLC

Connector coupling -1- with right and left release buttons -2- :

Opening

-- Push the connector coupling -1- in the direction of the -arrow A- and hold it down.

-- Push the release buttons -2- in the direction of -arrow B- and remove the connector coupling -1-.

Pay attention to the color coding during installation. Refer to Connector Coupling Allocation .
The connector couplings must >>audibly<< engage when locking.

-- Pull on the connector coupling to check for secure fit.