17 00 Coolant
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2003 BMW 540i, 2002 BMW 540i, 2001 BMW 540i, 2000 BMW 540i, and 1999 BMW 540i. However, it is still accessible from the selected car via links, so may be relevant.
COOLANT CHECKING COOL SPECIFICATION
| Application | Type | 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 |