11 28 V BELT WITH BELT TENSIONER AND IDLER PULLEY (540i 2017-2020, 540i xDrive 2017-2020)
11 28 DRIVE BELT WITH BELT TENSIONER AND IDLER PULLEY - TIGHTENING TORQUE SPECIFICATION
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ Belt tensioner with deflection pulley to crankcase | B42S20O0/B46M0/O0/B48M0/O0 | M10 | Tightening torque | 30 Nm |
| 2AZ Belt tensioner to alternator | B42S20O0/B46M0/O0/B48M0/O0 | M8 | Tightening torque | 22 Nm |
| 3AZ Idler pulley to belt tensioner | B42S20O0/B46M0/O0/B48M0/O0 | M8 | Tightening torque | 20 Nm |
11 28 TIGHTENING TORQUE OVERVIEW
| Nut on belt tensioner | ||
| M10 Replace nut. |
Tightening torque | 38 Nm |