17 00 Coolant
WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.
COOLANT-TIGHTENING TORQUE SPECIFICATIONS
| Type | Thread | Tightening specification | Measure | ||
|---|---|---|---|---|---|
| 1AZ | Hose clamps to coolant hoses 32 ... 48 mm dia. | All | 2.5 Nm | ||
| 2AZ | Bleed screw (WAF 8) to thermostat housing | All, without E46 | 8 Nm | ||
| Plastic bleed screws to coolant lines | E46 | 2 -0.5/+1 Nm | |||
| 3AZ | Level switch (WAF 30) to coolant expansion tank | All | 3 Nm | ||
| 4AZ | Bleed screw to water valve or auxiliary water pump | E90/E91 | 3.5 Nm | ||