Oil cooler, removing and installing

WARNING: This page is about a different car, the 2009 Audi A4, 2008 Audi A4, 2007 Audi A4, 2006 Audi A4, and 2005 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Special Tools - Oil Cooler, Removing And Installing

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Special tools, testers and auxiliary items required

Old oil collecting and extracting device V.A.G 1782
Drip tray for workshop crane VAS 6208
Hose Clamps Up to 25 mm dia. 3094

Removing

CAUTION: Cover cap of expansion tank with rag and open carefully, as hot steam i.e. hot coolant may escape when opening.

Open cap of coolant expansion tank.

Fig 2: Locating Fasteners Exhaust Pipe

Courtesy of VOLKSWAGEN UNITED STATES, INC.

For vehicles with auxiliary heater, remove bolts - arrows - for exhaust pipe of parking heater/auxiliary heater on noise insulation.

Fig 3: Identifying Quick-Release Fasteners And Noise Insulation

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Loosen quick-release fasteners - 1 - and - 2 - and remove front noise insulation. Rear section of noise insulation remains installed.

Fig 4: Connecting/Removing Coolant Hoses With Hose Clamps

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Place drip tray for workshop crane VAS 6208 under engine.
Connection coolant hoses - 1 - and - 2 - with Hose Clamps Up to 25 mm dia. 3094.
Remove coolant hoses on oil cooler and drain coolant.
Place old oil collecting and extracting device V.A.G 1782 under engine.

Remove bolts - arrows - and remove oil cooler.

Installing

Installation is in reverse order of removal, note the following:

NOTE:

Always replace gaskets and seals.
Secure all hose connections using hose clamps appropriate for the model type .

Check oil level → Oil level, checking .
Fill with coolant → Cooling system, draining and filling .

Torque specifications

Component	Nm
Oil cooler to oil pan (upper part)	9