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Home >> Audi >> 2009 >> Q7 4.2 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (3.0L - Fuel Supply System - Engine Code(S): CATA & CNRB) >> 20 Fuel Supply >> CONNECTER Couplings >> Connector Couplings, Separating

Connector Couplings, Separating

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

Coupling Allocation. Refer to CONNECTOR COUPLINGS, SEPARATING .

NOTE:

The connectors for fuel, vacuum and ventilation lines are marked with colors. There is either a colored dot on the connector or the release button is the corresponding color, refer to CONNECTOR COUPLINGS, SEPARATING .

The connector coupling must >>audibly<< engage when locking.

Pull on the connector coupling to make sure it is secure.

Color Coding. Refer to CONNECTOR COUPLINGS, SEPARATING .

Connector Color marking on the Connector Coupling
Fuel supply Black
Fuel Return Line Blue
Ventilation White beige
Vacuum Green
WARNING:

Fuel lines are under pressure.

Danger of personal injury to eyes and skin.

Wear protective eyewear and protective clothing in order to avoid injury and contact with the skin. Wrap a cloth around the connection before loosening hose connections. Open the connection carefully and release the pressure.

Version 1

Fig 1: Coupling
GWWN20-10884Courtesy of AUDI OF AMERICA, LLC

Opening

Fig 2: Identifying Coupling
GWWN20-10883Courtesy of AUDI OF AMERICA, LLC

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

-- Push the release button and hold it pressed.

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

-- Pull on the connector coupling to make sure it is secure.

Version 2

Fig 3: Coupling With A Pull Release
GWWN20-10882Courtesy of AUDI OF AMERICA, LLC

Opening

Fig 4: Coupling -1- Off The Fuel Line
GWWN20-10885Courtesy of AUDI OF AMERICA, LLC

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

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

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

-- Pull on the connector coupling to make sure it is secure.

Version 3

Fig 5: Coupling With A Release Button
GWWN20-10898Courtesy of AUDI OF AMERICA, LLC

Opening

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

-- Pull on the connector coupling to make sure it is secure.

Version 4

Fig 6: Coupling With The Release Buttons On The Right And Left Sides
GWWN20-10897Courtesy of AUDI OF AMERICA, LLC

Opening

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

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

-- Pull on the connector coupling to make sure it is secure.

Version 5

Fig 7: Coupling With The Release Buttons On The Right And Left Sides
GWWN20-10899Courtesy of AUDI OF AMERICA, LLC

Opening

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

-- Pull on the connector coupling to make sure it is secure.

Version 6

Fig 8: Identifying Coupling
GWWN20-10946Courtesy of AUDI OF AMERICA, LLC

Opening

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

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

-- Pull on the connector coupling to make sure it is secure.

Version 7

Fig 9: Connector Coupling With Right And Left Unlock Buttons
GWWA20-10880Courtesy of AUDI OF AMERICA, LLC

Opening

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

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

-- Pull on the connector coupling to make sure it is secure.