Volkswagen Workshop Service and Repair Manuals

Removing and installing coolant pump

Special tools and workshop equipment required

t	Refractometer -T10007-

t	Spring-type clip pliers -VAS 5024A-

t	Torque wrench (5…50 Nm) -V.A.G 1331-

t  Water pump wrench -V.A.G 1590- Or

t  Counterhold -T10172- with adapter -T10172/7-

Modifying water pump wrench -V.A.G 1590- –  Due to modification to securing bolts for coolant pump pulley, the 3 rounded corners must be filed out to minimum a = 1 mm.   Note t  The integrated coolant pump seal must not be separated from the coolant pump. t  Damaged or leaking coolant pumps must be replaced complete with seal. Removing –  Drain coolant → Chapter. –  Remove poly V-belt → Chapter. –  Hold belt pulley with water pump wrench -V.A.G 1590- or counterhold -T10172-.

Counterhold with counterhold -T10172- –  Unscrew bolts and remove V-belt pulley → Anchor.

–  Unscrew bolts -arrows- and remove coolant pump -1-. Installing Installation is carried out in the reverse order. When installing, note the following: –  Check coolant pump seal.   Note If the seal is damaged or is leaking, the coolant pump must be renewed in its entirety. –  Insert coolant pump into cylinder block and tighten. –  Locate and tighten belt pulley, counterholding at same time. –  Install poly V-belt → Chapter. –  Replenish coolant → Chapter.

Specified torque

Component	Specified torque
Coolant pump to cylinder block	10 Nm
Belt pulley to coolant pump	20 Nm