Install all valve springs
WARNING: This page is about a different car, the 2022 BMW X7, 2021 BMW X7, 2020 BMW X7, and 2019 BMW X7. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Spring preload
.
Injury hazard!
Injury hazard!
- The use of the specified special tool (tool) is mandatory.
- Carry out the described steps properly.
NOTE:
The description is provided only at one component. The procedure is the same for all other components.
- Note the installation position of the valve spring.NOTE: The valve spring must be installed so that the larger diameter (Y) points towards the lower spring plate.
- Make sure that the intake valves and the exhaust valve are not interchanged.NOTE: The valve springs (1) are color-coded (2). Color for the intake valves: Green
- Note the installation position of the valve spring.NOTE: The valve spring must be installed so that the larger diameter (Y) points towards the lower spring plate.
- Make sure that the intake valves and the exhaust valve are not interchanged.NOTE: The valve springs (1) are color-coded (2). Color for the exhaust valves: Green/Yellow
- Install valve spring (2) and the spring plate (1).NOTE: TECHNICAL INFORMATION
Wear safety goggles. - Press down the valve spring (1) on the top spring plate with the special tool 0 496 143 (11 8 840) in arrow direction.
- Keep the valve spring (1) pressed down
with the help of the hook (2).
- Position the valve shims (1) on the valve (2).
- Press down the valve spring (1) on the top spring plate with the special tool 0 496 143 (11 8 840) in arrow direction .
- Feed out the hook (2) and set it aside.
- Relieve the valve spring (1) carefully
.
- Make sure that the valve shims (1) are positioned correctly on the valve (2) and the valve spring (3).