Secondary Air Injection Left Combination Valve, Removing And Installing, Market-Specific 2: Removing

WARNING: This page is about a different car, the 2010 Audi A5, 2009 Audi A5, and 2008 Audi A5. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

When Installing, Bring All Cable Ties Back To Same Positions.

-- Remove The Left Front Muffler. Refer To FRONT MUFFLER, REMOVING AND INSTALLING .

-- Remove The Plenum Chamber Bulkhead. Refer To OVERVIEW - PLENUM CHAMBER BULKHEAD .

-- Remove The Electrical Connector -1- For The Oxygen Sensor 2 After Catalytic Converter -G131- From The Bracket, Disconnect It And Lay It Aside.

Fig 1: Cylinder Bank 2 Oxygen Sensor Electrical Connectors

Courtesy of AUDI OF AMERICA, LLC

NOTE:

Ignore Items -2, 3, 4- And The -arrows-.

-- Remove The Nuts -Arrows- And Screw -1- And Disconnect The Left Catalytic Converter From The Exhaust Manifold And Push It Rearward.

Fig 2: Identifying Left Catalytic Converter Fasteners

Courtesy of AUDI OF AMERICA, LLC

-- Remove The Bolts -arrows- And The Heat Shield -1-.

Fig 3: Identifying Heat Shield Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Remove The Screws -3- For The Secondary Air Hose.

Fig 4: Identifying Vacuum Line -2- And Secondary Air Injection (Air) Combination Valve

Courtesy of AUDI OF AMERICA, LLC

-- Remove The Vacuum Line -2- From The Secondary Air Injection Combination Valve.

-- Remove The Bolts -1- And Remove The Secondary Air Injection Combination Valve.