Overview - Coolant Pipes

WARNING: This page is about a different car, the 2015 Audi S8, 2014 Audi S8, 2014 Audi A8 Quattro, 2013 Audi S8, and 2013 Audi A8. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

The arrows on the coolant pipes and ends of coolant hoses must align.

Fig 1: Identifying Coolant Pipes Overview

Courtesy of AUDI OF AMERICA, LLC

Front Coolant Pipe
- Removing and installing, refer to FRONT COOLANT PIPE, REMOVING AND INSTALLING .
O-Ring
- Replacing
Bolt
- 9 Nm
Right Coolant Pipe
- Removing and installing, refer to RIGHT COOLANT PIPE, REMOVING AND INSTALLING .
Nut
- 9 Nm
Bolt
- 9 Nm
Right Coolant Pipe on the Transmission
- Removing and installing, refer to RIGHT COOLANT PIPE ON TRANSMISSION, REMOVING AND INSTALLING .
Bolt
- Tightening specification, refer to OVERVIEW - SUBFRAME MOUNT .
Bolt
- 9 Nm
O-Ring
- Replacing
Bolt
- 9 Nm
Upper Rear Coolant Pipe
- depending on the version with additional threaded connection
- Removing and installing, refer to UPPER REAR COOLANT PIPE, REMOVING AND INSTALLING .
Bolt
- 9 Nm
O-Ring
- Replacing
Bolt
- 9 Nm
Lower Rear Coolant Pipe
- Removing and installing, refer to LOWER REAR COOLANT PIPE, REMOVING AND INSTALLING .
Nut
- 9 Nm
Upper Left Coolant Pipe
- Removing and installing, refer to UPPER LEFT COOLANT PIPE, REMOVING AND INSTALLING .
Bolt
- 9 Nm
Lower Left Coolant Pipe
- Different versions. For the correct allocation .
- Removing And Installing:
  - Refer to LOWER LEFT COOLANT PIPE, REMOVING AND INSTALLING, VEHICLES THROUGH MY 2013
  - Refer to LOWER LEFT COOLANT PIPE, REMOVING AND INSTALLING, VEHICLES FROM MY 2014
Bolt
- 9 Nm
Bolt
- 9 Nm
O-Ring
- Replacing

Fig 2: Lower Left Coolant Pipe Bolts

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts -1, 2, 3- to 23 Nm.