11 53 Thermostat and Connections (N52)
WARNING: This page does not describe the selected car, but rather 20 other vehicles, including the 2008 BMW Z4, 2008 BMW 328xi, 2008 BMW 328i, 2008 BMW 323i, and 2007 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
THERMOSTAT AND CONNECTIONS TIGHTENING SPECIFICATION
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Thermostat housing to water pump | N52 | M6x25 | 8 Nm | |
| 2AZ Feed lines to crankcase | N52 | M6x16 | 9 Nm | |
| 3AZ Feed line to water pump | N52 | L42-48 | Hose clamp | 3 Nm |
| 4AZ Coolant hose to cylinder head | N52 | M6x25 | 8 Nm | |
| 5AZ Bracket, coolant hoses, to crankcase Aluminium screws/bolts are marked with blue paint. |
N52 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. |
||
| Jointing torque | 4 Nm | |||
| Torque angle | 45 ° |