Rear Coolant Pipe

Rear Coolant Pipe

Special tools, testers and auxiliary items required

• Hose Clip Pliers (V.A.G 1921)

Removing

- Drain the coolant. Refer to => [ Coolant, Draining ] Coolant, Draining.

- Remove the turbocharger. Refer to => [ Turbocharger ] Turbocharger.

- Remove the front exhaust pipe with catalytic converter. Refer to => [ Front Exhaust Pipe with Catalytic Converter, Particulate Filter and Rear Exhaust Pipe Overview ] Front Exhaust Pipe with Catalytic Converter, Particulate Filter and Rear Exhaust Pipe Overview.

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






• The installed location is shown with the engine removed.

• Ignore - 2, 4 and the arrows -.

- Disconnect the connector - 4 - from the engine coolant temperature sensor.






- Remove the bolts - 1 and 2 - and remove the rear coolant pipe from the Exhaust Gas Recirculation (EGR) cooler.

- Loosen the clamp - 3 - and remove the rear coolant pipe.

Installing

Install in the reverse order of removal. Note the following:

Tightening specifications, refer to => [ Coolant Pipes Overview ] Coolant Pipes Overview.

• Replace the O-ring.

• The hose connections as well as the charge air pipes and hoses must be free of oil and grease before installing.

• Secure all hose connections using hose clamps appropriate for the model type.

- Fill the coolant. Refer to => [ Coolant, Filling ] Coolant, Filling.