Preparations For Checking The Massage Mat Air Cushion For Leaks, H O RBIGER MULITCONTOUR Seat

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Special tools and workshop equipment required

Pneumatic Repair Set VAS 6618 A
Vehicle Diagnostic Tester

NOTE:

When an appropriate entry is made in the event memory, you are prompted in "Guided Fault Finding" to perform a leak check using the Vehicle Diagnostic Tester.

Then the preparations for this leak test are described that must be carried out directly in the front seat.

For the connection diagram with assignment of the pneumatic lines to the air cushions, refer to CONNECTION DIAGRAM - PNEUMATIC SYSTEM .

Procedure

Fig 1: Disconnect Pneumatic Lines

Courtesy of AUDI OF AMERICA, LLC

The backrest cover is removed. Refer to Removing and Removing .

-- Before disconnecting, mark the assignment of the pneumatic lines to each other using a waterproof permanent marker.

-- Disconnect pneumatic lines -1 through 10- to all air cushions of the massage mat at the following points (refer to PNEUMATIC LINES, DISCONNECTING AND CONNECTING ):

a - 40 mm

-- To check in the "Guided Fault Finding", detach both valve blocks at the module carrier (refer to MULTICONTOUR SEAT VALVE BLOCK, REMOVING AND INSTALLING ) and connect them to the pneumatic lines on the respective opposite side.

-- To connect, attach the Connecting Sleeves VAS 6618/4 to the pneumatic lines.

Fig 2: Attach The Connecting Sleeves

Courtesy of AUDI OF AMERICA, LLC

-- Connect the connectors.

NOTE:

To connect, insert the pneumatic lines into the Connecting Sleeves VAS 6618/4 from both sides -A arrows-.

To release, push release rings -B arrows- and simultaneously remove pneumatic lines -C arrows-.

-- In one of the test steps in the "Guided Fault Finding", you are prompted to disconnect the connectors at the solenoid valve blocks and connect them in diagonal sequence by releasing the solenoid valve blocks from the module carrier where required.

-- Connect pneumatic lines following the leak check. Refer to PNEUMATIC LINES, DISCONNECTING AND CONNECTING .