11 65 Turbocharger and Control
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2015 BMW 740i, 2015 BMW 740Li xDrive, 2015 BMW 740Li, 2014 BMW 740i, and 2014 BMW 740Li xDrive. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - TURBOCHARGER AND CONTROL
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Exhaust turbocharger to cylinder head | N55 | M7 | Replace flange nut. | 13 Nm |
| 2AZ Heat shield/retaining plate to crankcase top section | N55 | M6 x 16 | 8 Nm | |
| 3AZ Pressure converter (EPDW) to cylinder head. | N55 | M6 x 16 | 8.5 Nm | |
| 4AZ Pressure converter (EPDW) to holder with heat shield. | N55 | M6 x 16 | 9 Nm | |
| 5AZ Vacuum unit (wastegate valve) to bracket | N55 | M6 | 7 Nm | |
| 6AZ Lock nut to vacuum unit (wastegate valve) linkage | N55 | M6 | 7 Nm | |
| 7AZ Bracket, vacuum unit (wastegate valve), to turbocharger | N55 | M8 | 7 Nm | |
| 8AZ Holder to exhaust turbocharger. | N55 | M8 | 20 Nm | |
| 9AZ Exhaust turbocharger holder to cylinder crankcase. | N55 | M8 | Replace microencapsulated screws | 20 Nm |