Left Rear Coolant Pipe On Exhaust Gas RECIRCULATION Auxiliary Cooler, Removing And Installing

WARNING: This page is about a different car, the 2011 Audi Q7, 2010 Audi Q7, and 2009 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Hose Clip PliersVAS6362

Removal

Fig 1: Identifying Engine Cover -Arrows-

Courtesy of AUDI OF AMERICA, LLC

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

-- Carefully pull the engine cover off the 4 bolts one after the other -arrows-.

-- Remove the bolt -1-.

Fig 2: Identifying Bolt -1-, Clamp -Arrow- And Left Rear Coolant Pipe

Courtesy of AUDI OF AMERICA, LLC

-- Remove the left rear coolant pipe from the exhaust gas recirculation auxiliary cooler.

-- Loosen the clamp -arrow- and remove the coolant hose.

Installation

Install in reverse order of removal. Note the following:

Tightening specification. Refer to COOLANT PIPES OVERVIEW .

NOTE:

Secure all hose connections with hose clamps of the same type as those equipped by the factory.

-- Clean and/or smooth the sealing surfaces of the o-rings.

-- Coat the o-ring with coolant and slide it onto the coolant pipe.

-- Fill the coolant, refer to COOLANT, DRAINING AND FILLING .