17 00 Coolant
COOLANT TIGHTENING SPECIFICATION
| 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 |