Audi Workshop Service and Repair Manuals > A4 Cabriolet Mk2 > Power unit | 8-cylinder direct petrol injection engine (4.2 ltr. 4-valve RS 4), mechanics | Engine cooling | Cooling system | Removing and installing auxiliary radiator (left-side)

Removing and installing auxiliary radiator (left-side)

Special tools and workshop equipment required

t	Drip tray for workshop hoist -VAS 6208-

Removing

Note

If there are slight impressions on the fins, refer to → Chapter.

–	Drain off coolant → Chapter.

–	Remove bumper cover (front) → Rep. Gr.63.

–	Remove air duct (left-side) -arrow- in front of auxiliary radiator.

–	Unscrew bolt -2- at lock carrier (top).

–	Unscrew bolt -5- at bottom bracket.

–	Remove coolant pipe/hose and refrigerant pipe from retainers -3- and -4-.

–	Detach top retainer -1-.

–	Detach auxiliary radiator (left-side) from bottom bracket -arrow A-.

–	Move auxiliary radiator (left-side) to the front and detach from bottom bracket -arrow B-.

–	Detach coolant hoses -1- and -2- at auxiliary radiator (left-side).

–	Remove auxiliary radiator (left-side).

Installing

Installation is carried out in the reverse order; note the following:

Note

Secure all hose connections with the correct type of hose clips (same as original equipment) → Electronic parts catalogue.

–	Install bumper cover (front) → Rep. Gr.63.

–	Fill cooling system → Anchor.

Note

The coolant in the entire system must be changed if the radiator is renewed

Tightening torques

Component	Nm
Auxiliary radiator (left-side) to bottom bracket	9
Top retainer for auxiliary radiator (left-side) to lock carrier	9

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