17 00 Coolant
WARNING: This page is about a different car, the 2003 BMW 525i, 2002 BMW 525i, and 2001 BMW 525i. 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 Coolant hoses 32... 48 mm dia. | All | 2.5 Nm | ||
| 2AZ Bleeder screw (8 mm wrench size) on thermostat housing | All, without E46 | 8 Nm | ||
| Plastic vent screws on coolant lines | E46 | 2 -0.5/+1 Nm | ||
| 3AZ Level switch (30 mm wrench size) to coolant expansion tank | All | 3 Nm |