audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Air Injection Pump > < Left Combination Valve For Secondary Air Injection, Removing and Installing|Page 3639
Page 2
background image

-

Remove bolt (arrow) and disconnect air guide -2- at throttle valve control module.

-

Disconnect hose -1- from air guide.

NOTE:  The illustration shows the air guide from the rear with the engine removed.

-

Unscrew bolts -1- and -2- and remove combination valve.

-

Disconnect vacuum hose (arrow).

Installing

Installation is reverse of removal, noting the following:

NOTE:  Replace gaskets and O-rings.

Tightening torques

Component

Nm

Combination valve to cylinder head

10

Connecting tube to combination valve

10

Air Injection Pump > < Left Combination Valve For Secondary Air Injection, Removing and Installing|Page 3639