Overview - Coolant Pipes

WARNING: This page is about a different car, the 2018 Audi S6, 2017 Audi S6, and 2016 Audi S6. 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: Exploded View Of Coolant Pipes On Engine

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