Overview - Coolant Pipe On Engine

WARNING: This page is about a different car, the 2015 Audi Q7, 2014 Audi Q7, and 2013 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Arrows On The Coolant Pipes And Ends Of Coolant Hoses Must Align, Call Outs

Courtesy of AUDI OF AMERICA, LLC

Bolt
- 9 Nm
Check valve
- There is a check valve installed on the left and right cylinder bank under the engine support
- Depending on the vehicle model, there is a coolant hose connected to the check valve.
- Removing and installing the left cylinder bank check valve. Refer to CYLINDER BANK 2 (LEFT) CHECK VALVE, REMOVING AND INSTALLING .
- Removing and installing the right cylinder bank check valve. Refer to CYLINDER BANK 2 (LEFT) CHECK VALVE, REMOVING AND INSTALLING .
O-Ring
- Replace
O-ring
- Replace
Bolt
- 9 Nm
Front Coolant Pipe
- Removing and installing. Refer to FRONT COOLANT PIPE ON ENGINE, REMOVING AND INSTALLING
Bolt
- 9 Nm
Not installed
Not installed
O-Ring
- Replace
Upper Coolant Pipe
- Removing and installing. Refer to UPPER COOLANT PIPE ON ENGINE, REMOVING AND INSTALLING
Bolt
- 9 Nm
Bolt
- 9 Nm
Seals
- Replace
Banjo Bolt
- 12 Nm
Coolant Lines
- For cylinder head bank 2 (left)
Bolt
- 9 Nm
Banjo Bolt
- 12 Nm
Seals
- Replace
Left Coolant Pipe
- Removing and installing. Refer to LEFT COOLANT PIPE ON ENGINE, REMOVING AND INSTALLING .
Bolt
- 9 Nm
Bolt
- 9 Nm
Coolant Hose
Bolt
- 9 Nm
Lower Left Coolant Pipe
- Removing and installing. Refer to LEFT LOWER COOLANT PIPE ON ENGINE, REMOVING AND INSTALLING .
Bolt
- 9 Nm
O-Ring
- Replace