17 00 Coolant
WARNING: This page is about a different car, the 2005 BMW 545i and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - COOLANT (1AZ - 3AZ)
| Type | Thread | Tightening Specification | Measure | |
|---|---|---|---|---|
| 1AZ Coolant hoses 32-48 mm dia. | All | 2.5 N.m. | ||
| 2AZ Bleeder screw (8 mm wrench size) on thermostat housing | All, without E46 | 8 N.m. | ||
| Plastic vent screws on coolant lines | E46 | 2 -0.5/+1 N.m. | ||
| 3AZ Level switch (30 mm wrench size) to coolant expansion tank | All | 3 N.m. |