Overview - Charge Air Hose Connections

• The hose connections as well as air duct pipes and hoses must be free of oil and grease before installing.
• Secure all hose connections with hose clamps that match the ones used in series production. Refer to the Electronic Parts Information (ETKA).
• In order to be able to securely mount the air duct hoses on their connections, spray the bolts on the previously used screw-type clamps with rust remover before installing.

Tightening Specification For Charge Air Hose Connections 

Fig 1: Components View For Charge Air Hose Connections

Courtesy of AUDI OF AMERICA, LLC

1. Hose clamp -a- = 12 mm wide: 5.5 Nm
2. Hose clamp -b- = 9 mm wide: 3.4 Nm