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

CAUTION:

Switch off all electrical consumers.
Switch ignition off and remove ignition key.

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 - (do 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 -.

Fig 5: Releasing Connector Latches And Pulling Off Connectors On Engine Control Module

GW00017598

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Release connector locks tabs - arrows - and disconnect electrical connections - 1 - and - 2 - for Motronic Engine Control Module (ECM) J220 (where applicable).
Where applicable, release retaining clip for transmission control module.

Fig 6: Releasing Connector Lock And Disconnecting From Transmission Control Module

GW00017599

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Release connector lock - arrow - and disconnect from transmission control module.

Fig 7: Identifying Electrical Connections And Wire

GW00017600

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Disconnect electrical connections - 2 - at rear of connector console.
Remove wire - 1 -.

Fig 8: Releasing Retaining Clips And Lifting Auxiliary Relay Carrier Out Of Electronics Box

GW00017601

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Release retaining clips - arrows - and lift auxiliary relay carrier out of electronics box.
Remove the engine wiring harness at electronics box and bulkhead and set aside.

Fig 9: Identifying Securing Nuts

GW00021798

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove nuts - arrows -.
Lift electronics box and remove upwards.

Installing

Install in reverse order of removal.

Tightening torque

Component	Nm
Plenum chamber electronics box to body	3