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Home >> Audi >> 2012 >> Q7 3.0 TDI >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> 3.0L - Cooling System - Engine Code(S): CATA >> 19 Cooling System >> Removal And Installation >> Left Rear Coolant Pipe On Transmission

Left Rear Coolant Pipe On Transmission

Removing 

-- Drain the coolant. Refer to COOLING SYSTEM, DRAINING AND FILLING .

-- Remove the primary catalytic converter. Refer to PRIMARY CATALYTIC CONVERTER .

-- Free up the coolant hoses -arrow-.

Fig 1: Identifying Coolant Hoses -Arrow-
GWWA10-11129Courtesy of AUDI OF AMERICA, LLC

-- Loosen the hose clamp -2- and lift clamp -4- to remove the coolant hoses.

Fig 2: Identifying Bolts -1 And 3- For Coolant Pipe
GWWA19-10782Courtesy of AUDI OF AMERICA, LLC

-- Free up the transmission vent hose -arrow-.

-- Remove the bolts -1- and -3- ; then remove the left coolant pipe on the back of the transmission and the coolant hoses.

Installing 

Install in reverse order of removal. Note the following:

NOTE:

Secure all hose connections with hose clamps appropriate for the model.

-- Connect the coolant hose to the coupling. Refer to Figure.

-- Install primary catalytic converter. Refer to PRIMARY CATALYTIC CONVERTER .

-- Fill with coolant FILLING .