11 53 Thermostat and Connections
WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - THERMOSTAT AND CONNECTIONS
| Type | Thread | Tightening specification | Measure | ||
|---|---|---|---|---|---|
| 1AZ | Thermostat housing to coolant pump. | N55 | M6 x 25 | 8 Nm | |
| 2AZ | Thermostat housing to holder. | N55 | 9 Nm | ||
| 3AZ | Holder to radiator | N55 | Self-tapping screw | 3 Nm | |
| 4AZ | Feed line to crankcase. | N55 | M6x16 | 8.5 Nm | |
| 5AZ | Feed line to coolant pump. | N55 | L42-48 | Hose clamp | 3 Nm |
| 6AZ | Oil-to-water heat exchanger (OWWT) feed line. | N55 | L18-24 | Hose clamp | 3 Nm |
| 7AZ | Coolant line to cylinder head (short-circuit line). | N55 | M6 x 23 | 8.5 Nm | |
| 8AZ | Coolant line to thermostat. | N55 | Hose clamp with corrugated spring | 3 Nm | |
| 9AZ | Coolant hose from thermostat to coolant pump | N55 | L42-48 | 3 Nm | |
| 10AZ | Radiator supply and drain line to exhaust turbocharger | N55 | M6 x 16 | 8 Nm | |
| 11AZ | Coolant return line to crankcase. | N55 | M6 x 16 | 8 Nm | |