Audi Workshop Service and Repair Manuals > A3 Mk2 > Power unit | 5-cylinder direct petrol injection engine (2.5 ltr. 4-valve turbo), mechanics | Engine cooling | Coolant pump and thermostat | Removing and installing solenoid valve for coolant circuitN492

Removing and installing solenoid valve for coolant circuitN492

Removing and installing solenoid valve for coolant circuit -N492-

Special tools and workshop equipment required

t	Hose clamps for hoses up to 25 mm -3094-

t	Hose clip pliers -VAS 6362-

Removing

–	Pull cover -1- off air duct (release clip on side).

–	Unclip air duct -2-.

Note

Place a cloth underneath to catch escaping coolant.

–	Unplug electrical connector -1-.

–	Remove bolts -arrows- and detach solenoid valve for coolant circuit -N492-.

–	Clamp off coolant hoses -2- with hose clamps up to 25 mm -3094- and detach.

Installing

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

l	Tightening torque → Chapter „Coolant pump and thermostat with housing - exploded view“

Note

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

–	Install front air duct → Rep. gr.24.

–	Check coolant level → Anchor.

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