Tightening the VANOS central valve of the intake adjuster
WARNING: This page is about a different car, the 2025 BMW M4, 2024 BMW M4, 2023 BMW M4, 2022 BMW M4, and 2021 BMW M4. However, it is still accessible from the selected car via links, so may be relevant.
- To tighten VANOS central valve (1), use reversible ratchet (2) from special tool 0 496 855
with special tool 2 450 487
.
- Tighten the VANOS central valve (1) of the intake adjuster.
TIGHTENING TORQUE SPECIFICATIONS
| VANOS central valve to camshaft | ||
|---|---|---|
| M21 | VANOS central valve on the thread and on the contact surface must be coated with engine oil. 1. Tightening torque 2. Tightening torque |
50 Nm 115 Nm |
| M22 | VANOS central valve on the thread and on the contact surface must be coated with engine oil. 1. Tightening torque 2. Tightening torque |
50 Nm 140 Nm |
Follow-up work
- Refer to REMOVING ALL SPECIAL TOOLS .
- Refer to INSTALLING CHAIN TENSIONER .
- Refer to INSTALLING THE LAMBDA OXYGEN SENSOR FOR THE CYLINDERS 4 TO 6 .
- Refer to INSTALLING THE HOLDER OF THE POSITIVE BATTERY CABLE .
- Refer to CHECKING THE TIMINGS OF THE CAMSHAFT .