Connecting Piece, Replacing

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Special tools and workshop equipment required

Torque Wrench 1783 - 2-10Nm:VAG1783
Torque Wrench 1783 - Open Jaw - 10mm:VAG1783/1
Hose Cutting Pliers:VAS6228

Procedure

If connector leaks, if air line is long enough, it can be shortened by 10 mm and a new connecting piece installed.

NOTE:

Replace the connecting piece after removing

Clean separation point area before disconnecting air line connector.

Contaminants entering the lines can lead to system malfunction.

-- Remove connector piece and air line.

-- Remove cutting ring from air line.

-- Using the :VAS6228 , cut the air line behind the pressure point from cutting ring at right angle.

Fig 1: Identifying End Line Mark On Air Line For Vehicle

Courtesy of AUDI OF AMERICA, LLC

-- Mark the air line ends of the air line in the vehicle with a waterproof felt-tip marker.

NOTE:

With 17 mm or 22 mm marks, it is checked whether the connector piece is inserted far enough in air line.

-- Install new connecting piece by hand and tighten.

-- Only remove the transport protection caps -2 and 3- after connecting air line -4-.

Fig 2: Identifying Transportation Caps, Air Line, Safety Devices, And Connecting Piece

Courtesy of AUDI OF AMERICA, LLC

-- Route the air line with the applicable clips/grommets in the vehicle. If necessary replace the cut cable tie.

-- Remove the transport protection caps.

-- Slide air line -4- in with some force as far as stop in connector piece -1-.

Air lines are installed correctly when only one of the two markings is visible -arrow A-.

Tightening Specifications

Refer to OVERVIEW - AIR LINES