Rear Coolant Pipe 2, Removing And Installing: Removing

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

Vehicles with Catalytic Converter

-- Remove the right catalytic converter. Refer to CATALYTIC CONVERTER, REMOVING AND INSTALLING .

Vehicles with a Particulate Filter

-- Remove the right particulate filter. Refer to PARTICULATE FILTER, REMOVING AND INSTALLING .

Continuation for All Vehicles

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-- Remove the bolts -arrows- and remove the rear coolant pipe 6 -2- from the rear coolant pipe 2.

-- Lift the clamp -2- and remove the coolant hose.

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -arrows- and the coolant pipe -1-.