12 31 ALTERNATOR (M440i and M440i xDrive coupe, convertible, and Gran Coupe sedan)
1231 TIGHTENING TORQUE OVERVIEW
| Alternator on component carrier | ||
| M10x75 M10x125 M10x90 |
Tightening torque | 38 Nm |
| Belt tensioner to alternator/starter motor generator | ||
| M8X30 | Tightening torque | 28 Nm |
| Grounding cable on the starter motor generator | ||
| M8 | Tightening torque | 19 Nm |
| Positive battery cable to the alternator & starter motor generator | ||
| M8 | Tightening torque | 19 Nm |
| Special tool 11 8 350/352 to starter generator on component carrier | ||
| M10x125 | Tightening torque | 38 Nm |