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Home >> Audi >> 2010 >> S4 Automatic DCT >> Repair and Diagnosis >> External Pages >> Different car >> Section 939 (Exhaust System, Emission Controls (CREC, Cred, CREH)) >> 26 Exhaust System, Emission Controls >> Secondary Air Injection System >> Combination Valve, Removing And Installing >> Right Combination Valve, Removing And Installing >> Removing

Right Combination Valve, Removing And Installing: Removing

WARNING: This page is about a different car, the 2018 Audi A6 Quattro, 2017 Audi A6 Quattro, and 2016 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

During Installation, All Cable Ties Must Be Installed At The Same Location.

-- Remove the right front muffler. Refer to FRONT MUFFLER, REMOVING AND INSTALLING .

-- Remove Right Front Wheel Housing Liner. Refer to FRONT WHEEL HOUSING LINER, REMOVING AND INSTALLING .

-- Remove the bolts -arrows- and the right heat shield -1-.

GWWA10-11377Courtesy of AUDI OF AMERICA, LLC

-- Free up the Oxygen Sensor 2 after Catalytic Converter -G131- wire.

GWWA26-10352Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolt -1- and nuts -arrows-. Then remove the right catalytic converter from the exhaust manifold and move it to the rear.

-- Remove the Throttle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE -J338-, REMOVING AND INSTALLING .

-- Disconnect the electrical connector -2- on EVAP Canister Purge Regulator Valve 1 -N80- and disconnect the vacuum hose -3- by pressing the release buttons.

GWWA10-11365Courtesy of AUDI OF AMERICA, LLC

-- Disengage the EVAP Canister Purge Regulator Valve 1 -N80- from the bracket free it up and move to the side with the hoses connected.

NOTE:

Ignore item -1-.

-- Remove the bolts -arrows- and the heat shield -1-.

GWWA26-11497Courtesy of AUDI OF AMERICA, LLC

-- Remove the vacuum line -3- from the Secondary Air Injection (AIR) combination valve.

GWWA26-11498Courtesy of AUDI OF AMERICA, LLC

-- Remove the AIR hose -2- by pressing both the release buttons.

-- Remove the bolts -4-, remove the right AIR combination valve and remove the bolts -1- for the AIR hose.