11 53 THERMOSTAT AND ENGINE-MOUNTED COOLANT LINES (M550i xDrive 2020-2022)
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11 53 TIGHTENING TORQUE OVERVIEW
| Banjo bolt for coolant pipe to exhaust turbocharger | ||
| Hollow bolt Replace the banjo bolt. |
Joining torque | 8 Nm |
| Angle of rotation | 60° | |
| Coolant line from exhaust turbocharger to bracket | ||
| M6x30 | tightening torque | 8 Nm |
| Coolant line on coolant pump | ||
| M6x12 screw | tightening torque | 8 Nm |
| Coolant line to cylinder head | ||
| M6 | tightening torque | 8 Nm |
| Coolant line to exhaust turbocharger | ||
| M6x16 | tightening torque | 10 Nm |
| Coolant thermostat to coolant pump | ||
| M6 | tightening torque | 10 Nm |
| Coolant ventilation line | ||
| Hose clamp | Tightening torque | 1.5 Nm |
| Heater return | ||
| M6x18 | Tightening torque | 8 Nm |
| Thermostat housing on the coolant pump | ||
| M6x25 screw | tightening torque | 8 Nm |