Vacuum reservoir
WARNING: This page does not describe the selected car, but rather 45 other vehicles, including the 2016 BMW M5, 2016 BMW 550i xDrive, 2016 BMW 550i, 2016 BMW 535i xDrive, and 2016 BMW 535i. However, it is still accessible from the selected car via links, so may be relevant.
During operation, the vacuum reservoir ensures a certain stored supply of partial vacuum.
The vacuum reservoir must be checked for the following faults:
- Leak-tightness:
Check the leak-tightness of the vacuum reservoir by applying a partial vacuum.
- Leaking connections
The O-rings of the connections can be defective and thus cause leaks.
Defective O-ring at the connection of the vacuum reservoir.
| 1 | Connecting piece |
| 2 | Torn O-ring |