Secondary Air Injection Sensor 1 And 2 -G609- / -G610-, Removing And Installing: Removing

WARNING: This page is about a different car, the 2015 Audi RS 5, 2014 Audi RS 5, and 2013 Audi RS 5. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Engine Cover (4.2L Engine)

Courtesy of AUDI OF AMERICA, LLC

-- Remove the engine cover -arrows-.

Crankcase Ventilation With A Detachable Hose

Fig 2: Identifying Clamps -Arrows- And Air Guide Pipe

Courtesy of AUDI OF AMERICA, LLC

-- Remove the crankcase ventilation hose -1- from the air guide pipe by pressing the release tabs.

-- Free up the crankcase ventilation hose -2- on the air guide pipe.

-- Loosen the clamps -arrows- and remove the air guide pipe.

Cylinder Bank 2 (Left), Crankcase Ventilation With A Non-Detachable Hose

-- Remove the Throttle Valve Control Module 2 -J544-. Refer to THROTTLE VALVE CONTROL MODULE AND 2 -J338- / -J544-, REMOVING AND INSTALLING .

Continuation For All Vehicles

Fig 3: Disconnecting Connector

Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector -1-.

-- Open the retainers in direction of -arrows- and remove the secondary air pressure sensor -2-.