audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Coolant Pump and Thermostat Assembly Overview|Page 6130 > < Coolant Pump and Thermostat Assembly Overview|Page 6128
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Water Pump: Service and Repair
Coolant Pump

Coolant Pump

Special tools, testers and auxiliary items required

‹› Hose clip pliers (VAG 1921)

‹› Spring type clip pliers (VAS 5024A)

‹› Drip tray for VAS 6100 (VAS 6208)

Removing

-

Drain the cooling system. Refer to => [ Draining and Filling ] See: Service and Repair/Procedures.

-

Remove the toothed belt. Refer to => [ Toothed Belt ] See: Engine/Timing Components/Timing Belt/Service and Repair/Removal and
Replacement/Toothed Belt.

-

Remove the left rear toothed belt guard nuts - 2 -.

-

Remove the coolant pump bolts - 1 - and remove the coolant pump.

Installing

Installation is performed in the reverse order of removal, noting the following:

‹› Replace the seals.

-

Clean the sealing surfaces at the cylinder block.

-

Install the toothed belt (adjust timing). Refer to => [ Toothed Belt ] See: Engine/Timing Components/Timing Belt/Service and Repair/Removal
and Replacement/Toothed Belt.

-

Fill the cooling system. Refer to => [ Draining and Filling ] See: Service and Repair/Procedures.

-

Install the torque support. Refer to => [ Torque Bracket and Support Valve Assembly Overview ] See: Engine/Service and Repair/Torque Bracket
and Support Valve Assembly Overview.

Tightening Specifications

‹› 1) strength class 10.9

Coolant Pump and Thermostat Assembly Overview|Page 6130 > < Coolant Pump and Thermostat Assembly Overview|Page 6128