Overview - Coolant Pump/Thermostat

Fig 1: Exploded View Of Coolant Pump/Thermostat

Courtesy of AUDI OF AMERICA, LLC

O-rings
- Always replace after removing
- Coat with coolant
Connecting Piece
O-ring
- Always replace after removing
- Coat with coolant
Lower Front Coolant Pipe
- Removing and installing. Refer to LOWER FRONT COOLANT LINE, REMOVING AND INSTALLING .
Seal
- Always replace after removing
O-ring
- Always replace after removing
- Coat with coolant
Coolant Pump
- Removing and installing. Refer to COOLANT PUMP, REMOVING AND INSTALLING .
O-rings
- Always replace after removing
- Coat with coolant
Bolt
- 8 Nm
Cylinder Head Coolant Valve -N489-
- Removing and installing. Refer to CYLINDER HEAD COOLANT VALVE -N489-, REMOVING AND INSTALLING .
Bolt
- 20 Nm +45°
- Always replace after removing
Clamp
- Make sure it is secure
Clamp
- Make sure it is secure
O-ring
- Always replace after removing
- Coat with coolant
Seal
- Always replace after removing
Bolt
- 20 Nm
Coolant Thermostat Housing
O-ring
- Always replace after removing
- Coat with coolant
Coolant Thermostat
- Removing and installing. Refer to COOLANT THERMOSTAT, REMOVING AND INSTALLING .
Bolt
- 20 Nm
Connecting Piece