Air Supply Unit Bracket

Air Supply Unit Bracket

Special tools, testers and auxiliary items required

• Torque Wrench (V.A.G 1783)

• Open End Spanner Insert AF 10 (V.A.G 1783/1)

Removing

• The air supply unit is bolted to the bracket on the underbody (spare wheel well).

- Place the vehicle on a hoist. Refer to => [ Positioning Vehicle on Hoist and Wheels ] Positioning Vehicle on Hoist and Wheels.

- Vent the system. Refer to => [ System, Venting or Filling ] Service and Repair.

- Turn the ignition off.

- Remove nuts - 1 -.






- Remove the stone chip protective molding - 2 -.

• Make sure no dirt gets into the pressure air system.

• Clean the area before removing connecting pieces for the air pipe lines or other components of the pressured air system.

• Seal off any open pressure lines and connections in the pressure system immediately with plugs or cover them.

- Disconnect connectors - 1 -.






- Loosen the clamp - 2 - and remove the intake line - 3 -.

- Remove all the air lines - arrows -.

- Remove the nuts - 4 - and remove the bracket and air supply unit - 5 -.

Installing

Install in reverse order of removal. Note the following:

Tightening specifications, refer to => [ Air Supply Unit and Solenoid Valve Block Overview ] Air Supply Unit and Solenoid Valve Block Overview

Tightening specifications, refer to => [ Air Line Connecting Pieces Tightening Specification ] Description and Operation

Tightening specification for the nuts on the stone chip protection: 9 Nm

- Fill the system. Refer to => [ System, Venting or Filling ] Service and Repair.

- Place vehicle on wheels. Refer to => [ Positioning Vehicle on Hoist and Wheels ] Positioning Vehicle on Hoist and Wheels.

If the air supply unit was replaced, then the level control system compressor relay (J403) must also be replaced. Component location:.