11 53 Thermostat and Connections
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2017 BMW X3, 2016 BMW X3, 2015 BMW X3, 2014 BMW X3, and 2013 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATION - THERMOSTAT AND CONNECTIONS
| Type | Thread | Tightening specifications | Dimension | ||
|---|---|---|---|---|---|
| 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 Aluminum screws/bolts are permitted with and without color coding (blue). |
N52 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. |
||
| Jointing torque | 4 Nm | ||||
| Angle of rotation | 45 ° | ||||