Connector junction, electronics box in plenum chamber, removing and installing

WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2009 Audi S4, 2009 Audi A4, 2008 Audi S4, 2008 Audi RS 4, and 2008 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

Removing

Disconnect battery. Audi A4 S4 → Battery in engine compartment, disconnecting and reconnecting . Audi RS4 → Battery in luggage compartment, disconnecting and connecting .
Where applicable, remove drivers storage compartment → 68 - INTERIOR EQUIPMENT .
Remove electrical wire at bottom of connector point in plenum chamber electronics box.

Fig 1: Identifying Plenum Chamber Cover & Removing Rubber Seal

GW00014442

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove rubber seal of plenum chamber cover in direction of - arrow -.
Remove plenum chamber cover - 1 - to front.

Fig 2: Removing Securing Clips And Cowl

GW00014443

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Use screwdriver to pry off the two caps - 3 -.
Loosen nuts - 4 - (no not remove).
Remove wiper arms - 2 - from wiper shaft by tilting slightly.
Remove nuts completely and remove wiper arms.

Pull off retaining clips - 1 - and detach cowl panel grille - 5 -.

Fig 3: Removing Screws And Cover From E-Box In Plenum Chamber

GW00014444

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove cover for electronics box in plenum chamber - arrows -.

Fig 4: Using Screwdriver To Remove Retainer Bar And Engine Control Module (ECM) J623

GW00014445

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Use screwdriver to pry off retaining strap - arrows -.
Lay aside engine control module with wires attached.
Release retaining clip for transmission control module.
Lay aside transmission control module with wires attached.

Disconnect electrical connections at rear of connector console.

Vehicles through 10.04:

Fig 5: Identifying Wire Connection And Bolts

GW00021800

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove electrical wire - 2 -.
Remove screws - 1 - and - 3 -.
Unclip appropriate socket.

Fig 6: Identifying Connection Point E-Box Plenum Chamber

GW00021801

Courtesy of VOLKSWAGEN UNITED STATES, INC.

NOTE:

Refer to the applicable wiring diagram for exact identification of connections on connector station Wiring Diagrams.

Vehicles from 11.04:

Fig 7: Identifying Electrical Wire, Screws, And Socket

GW00021802

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove electrical wire - 3 -.
Remove screws - 2 - and - 4 -.
Unclip appropriate socket - 1 -.

Fig 8: Identifying Electronics Box

GW00021803

Courtesy of VOLKSWAGEN UNITED STATES, INC.

NOTE:

Refer to the applicable wiring diagram for exact identification of connections on connector station Wiring Diagrams.

Installing

Install in reverse order of removal, noting the following:

Reconnect battery. Required steps Audi A4 S4 Reconnecting . Required steps Audi RS4 Connecting .

Tightening torques

Component	Nm
Connector point in plenum chamber electronics box to central tube for instrument panel	3
Bolt connection for electrical wires	9