Audi Workshop Service and Repair Manuals

Notes:

• ◆ Secure all hose connections with the correct hose clamps (same as original equipment):

=> Parts List

• ◆ Hose connections and hoses for charge air system must be free of oil and grease before assembly.
• ◆ Before a test or a repair is performed all hoses and wiring must be checked for tight fit and leakages.
• ◆ Installing air vent pipes with connectors => Fig.1
• ◆ A resonator is additionally fitted to the turbocharger for vehicles with four-wheel drive => Fig.2.

• Air duct
• Intercooler
• ◆ Removing and installing
  =>Page 21-76
• Rubber grommet
• ◆ With sleeve
• 10 Nm
• O-ring
• ◆ Replace if damaged
• Boost pressure sender -G31
• 3 Nm
• O-ring
• ◆ Replace if damaged
• Air guide pipe right
• ◆ Between intake manifold and charge air cooler (intercooler)

• Hose
• ◆ Between intake manifold and right air duct pipe
• O-ring
• ◆ Replace if damaged
• Rubber grommet
• ◆ With sleeve
• Hose
• ◆ Between lower air duct pipe and turbocharger
• O-ring
• ◆ Replace if damaged
• 10 Nm
• Lower air duct pipe
• O-ring
• ◆ Replace if damaged

• Pipe connection
• 10 Nm
• Bracket
• Rubber grommet
• ◆ With sleeve
• O-ring
• ◆ Replace if damaged
• 10 Nm

→ Abb.1    Installing air vent guide with connector

• ‒ When installing air duct pipes with connectors, ensure that the securing clip -arrow- engages audibly in the retaining lug -A-.

→ Fig.2    Fastening resonator to turbocharger - vehicles with four-wheel drive

• ‒ Tighten to 9 Nm -arrows-.