Connecting Piece, Replacing

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Special Tools And Workshop Equipment Required

Torque Wrench 1783 - 2-10 Nm VAG 1783
Torque Wrench 1783 - Open Jaw - 10 mm VAG 1783/1
Hose Cutting Pliers VAS 6228

If connector leaks, if air line is long enough, it can be shortened by 10 mm (0.39 in.) and a new connecting piece installed.

NOTE:

Clean separation point area before disconnecting air line connector.

Contaminants entering the lines can lead to system malfunction.

-- Clean connector piece area.

-- Remove connector piece and air line.

-- Remove cutting ring from air line.

-- Using the Hose Cutting Pliers VAS 6228, cut the air line behind 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

-- Then mark air line ends in vehicle with a waterproof pen.

NOTE:

With 17 mm or 22 mm markings, check whether connector piece is inserted far enough in air line.

Always replace connector piece.

Maintain the tightening specification.

-- Install new connector piece by hand and tighten, refer to OVERVIEW - AIR LINES .

-- Only remove 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 air line with appropriate clips/grommets in vehicle. Replace cut cable ties if necessary.

-- Remove transport protection -2 and 3-.

-- 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-.