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 coolant pipe (front)

Removing and installing coolant pipe (front)

Special tools and workshop equipment required

t	Drip tray for workshop hoist -VAS 6208-

Removing

–	Drain off coolant → Chapter.

–	Place drip tray for workshop hoist -VAS 6208- under engine.

–	Remove bolts -arrows-.

–	Detach front coolant pipe from engine and coolant pump.

Installing

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

Note

Renew seals and O-rings.

–	Fill cooling system → Anchor.

Tightening torques

Component

Front coolant pipe to:

Coolant pump

8 + 90° ¹⁾

Sump (top section)

8 + 90° ¹⁾

l	¹⁾ Renew bolts.

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