Rear Coolant Pipe, Removing And Installing: Removing

WARNING: This page is about a different car, the 2012 Audi S5, 2011 Audi S5, 2010 Audi S5, 2009 Audi S5, and 2008 Audi S5. However, it is still accessible from the selected car via links, so may be relevant.

-- Remove the engine cover in direction of -arrows-.

Fig 1: Identifying Engine Cover

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-- Drain the coolant. Refer to COOLANT, DRAINING AND FILLING .

-- Remove the plenum chamber bulkhead. Refer to LOCK CARRIER .

-- Disconnect the secondary air hose -arrow- by pressing the release buttons.

Fig 2: Identifying Secondary Air Hose -Arrow-

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-- Disconnect the connector -2- on the Engine Coolant Temperature Sensor -G62-.

-- Remove the coolant hose -3- by lifting the retaining clip.

-- Disconnect the coolant hoses -1 and 4- and loosen the hose clamp -5-.

-- Remove the bolts -arrows-.

-- Disconnect the rear coolant pipe leading to the left side from the coolant hose.

Fig 3: Identifying Coolant Hoses, Clamps, Bolts & Connector

Courtesy of AUDI OF AMERICA, LLC