Four-Way Lumbar Support

NOTE:

The illustrations show the four-way lumbar support being removed and installed on a Coupe seat. The four-way lumbar support is removed and installed the same way on the Roadster.

Special tools and workshop equipment required

Special pop rivet pliers V.A.G 1753A

Fig 1: Special Pop Rivet Pliers V.A.G 1753A
Courtesy of AUDI OF AMERICA, LLC

Removing

WARNING:

Follow all safety precautions when working on pyrotechnic components. Refer to RESTRAINT SYSTEM COMPONENTS, SAFETY PRECAUTIONS AND TESTING PROCEDURES .
Before handling pyrotechnical components (for example, disconnecting the connector), the person handling them must "discharge static electricity". For example, by briefly touching the door striker pin.

-- Remove the front seat. Refer to FRONT SEAT .

-- Attach the front seat to the fixture for seat repairVAS 6136. Refer to INSTALLING FRONT SEAT ON VAS 6136 .

-- Remove backrest cover panel. Refer to BACKREST COVER .

-- Pry fastening strips -2- (quantity: 3) out with a screwdriver.

Fig 2: Prying Fastening Strips Out And Drilling Out Rivet

Courtesy of AUDI OF AMERICA, LLC

-- Remove cover with upholstery. Refer to BACKREST COVER AND UPHOLSTERY .

-- Drill out rivet -3-.

Fig 3: Prying Fastening Strips Out And Drilling Out Rivet

Courtesy of AUDI OF AMERICA, LLC

-- Disengage release -3- from retaining plate -2-.

Fig 4: Identifying Release, Retaining Plate, Cable Tie, And Bracket

Courtesy of AUDI OF AMERICA, LLC

-- Open cable tie -1-.

-- Guide release -3- out of bracket -4-.

-- Disengage release -2- from four-way lumbar support -3-.

Fig 5: Identifying Four-Way Lumbar Support Components

Courtesy of AUDI OF AMERICA, LLC

-- Disengage release -2- from clip -1-.

-- Disengage four-way lumbar support -3- at top left and right from clips -2- and backrest frame -1-.

Fig 6: Identifying Four-Way Lumbar Support Components

Courtesy of AUDI OF AMERICA, LLC

-- Remove four-way lumbar support -3-.

Installation

Install in reverse order of removal. Note the following:

WARNING:

Follow all safety precautions when working on pyrotechnic components. Refer to RESTRAINT SYSTEM COMPONENTS, SAFETY PRECAUTIONS AND TESTING PROCEDURES .
Before handling pyrotechnical components (for example, connecting electrical connector), the person handling them must "discharge static electricity". For example, by briefly touching the door striker pin.

-- Before riveting lumbar support, place a plastic washer -4- between lumbar support -1- and backrest frame -2-.

Fig 7: Identifying Lumbar Support Components

Courtesy of AUDI OF AMERICA, LLC

3 - Rivet

NOTE:

Make sure the connectors are installed all the way in and are secure.

-- Switch on ignition.

WARNING:

Connect the battery with the ignition switched on. Pyrotechnic components could deploy after connecting the battery if they were not repaired correctly. Individuals must not be inside the vehicle when connecting the battery.

-- Connect battery ground cable with ignition switched on. Refer to [For transmission(s) 02E] [For engine(s) CBRA, BPY, CETA, CCTA, CEPB, CDMA] Removal and Installation .

-- If Airbag Malfunction Indicator Lamp (MIL) -K75- indicates a fault after installation, DTC memory must be checked, deleted and checked again.