Overview - Coolant Pipes

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 Audi S7, 2018 Audi RS 7, 2017 Audi S7, 2017 Audi RS 7, and 2016 Audi S7. 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.

Coolant Pipe on the Engine

Fig 1: Coolant Pipe On Engine Components Location

Courtesy of AUDI OF AMERICA, LLC

Lower Front Coolant Pipes
- For Audi RS6/RS7
- Removing and installing. Refer to LOWER FRONT COOLANT LINES, REMOVING AND INSTALLING .
Bolt
- 23 Nm
Bolt
- 9 Nm
Right Coolant Pipe
- Removing and installing. Refer to RIGHT COOLANT PIPE, REMOVING AND INSTALLING .
Nut
- 9 Nm
Front Coolant Pipe
- Removing and installing. Refer to FRONT COOLANT PIPE, REMOVING AND INSTALLING .
Lower Rear Coolant Pipe
- Removing and installing. Refer to LOWER REAR COOLANT PIPE, REMOVING AND INSTALLING .
Bolt
- 9 Nm
O-Ring
- Always replace
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
- Always replace
Bolt
- 9 Nm
Nut
- 9 Nm
Upper Left Coolant Pipe
- Removing and installing. Refer to UPPER LEFT COOLANT PIPE, REMOVING AND INSTALLING .
Bolt
- 9 Nm
O-rings
- Always replace

Coolant Pipe on S-Tronic Transmission 0B5

Fig 2: Coolant Pipe On DSG Transmission 0B5 Components Location

Courtesy of AUDI OF AMERICA, LLC

Bolt
- 9 Nm
Bolt
- 9 Nm
Lower Left Coolant Pipe
- Removing and installing. Refer to LOWER LEFT COOLANT PIPE, REMOVING AND INSTALLING .
Bolt
- 9 Nm
Transmission Fluid Cooling Valve -N509-
- Removing and installing. Refer to Transmission Fluid Cooling Valve -N509-, REMOVING AND INSTALLING .
Bolt
- 9 Nm
Bracket
- For Transmission Fluid Cooling Valve -N509-
Bolt
- 9 Nm
Right Coolant Pipe on the Transmission
- Removing and installing. Refer to RIGHT COOLANT PIPE ON TRANSMISSION, REMOVING AND INSTALLING .
Bolt
- 9 Nm
Bracket
Bolt
- 9 Nm

Coolant Pipe on Automatic Transmission 0BK

Fig 3: Coolant Pipe On Automatic Transmission 0BK Components Location

Courtesy of AUDI OF AMERICA, LLC

Bolt
- 9 Nm
Bolt
- 9 Nm
Bolt
- 9 Nm
Lower Left Coolant Pipe
- Removing and installing. Refer to LOWER LEFT COOLANT PIPE, REMOVING AND INSTALLING .
Transmission Fluid Cooling Valve -N509-
- Removing and installing. Refer to Transmission Fluid Cooling Valve -N509-, REMOVING AND INSTALLING .
Bolt
Bracket
- For Transmission Fluid Cooling Valve -N509-
Bolt
- 23 Nm
Bolt
- 9 Nm
Right Coolant Pipe on the Transmission
- Removing and installing. Refer to RIGHT COOLANT PIPE ON TRANSMISSION, REMOVING AND INSTALLING .
Spacer Bushing
Bolt
- 9 Nm
Bracket
Spacer Sleeve
Rubber Bushing
Nut
- 9 Nm
Washer