12 31 Alternator with Drive and Mounting Parts
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2014 BMW X6, 2013 BMW X6, 2012 BMW X6, 2011 BMW X6, and 2010 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.
ALTERNATOR WITH DRIVE AND MOUNTING PARTS-TIGHTENING TORQUE SPECIFICATIONS
| Type | Thread | Tightening specification | Measure | ||
|---|---|---|---|---|---|
| 1AZ | Wires to alternator | ||||
| Terminal D+ | M10/M20 | 5 Nm | |||
| All/others | M6 | 7 Nm | |||
| Terminal B+ | S38/B38 | 8 Nm | |||
| All/others | M8 | 13 Nm | |||
| 1AZ Alternator to cylinder head |
N63 | M8 | 21 Nm | ||
| 2AZ | Pulley | All | 45 Nm | ||
| 3AZ | Pulley (ribbed drive belt) | Alternator with cooling jacket | 80 Nm | ||
| all others | 70 Nm | ||||
| N42, N46 Valeo | 75 Nm | ||||
| N42, N46 Bosch | 65 Nm | ||||
| 4AZ | Rear holder | All | 3.5 Nm | ||
| 5AZ | Fillister head screw for wire holder | All | 3.5 Nm | ||
| 6AZ | Alternator on bearing block | M40/M42/M43/M44 | 43 Nm | ||
| 7AZ | Alternator to crankcase | N42, N46, N62 | M8 | 21 Nm | |
| 8AZ | Belt pulley (ribbed V-belt) with freewheel (Ina) fitted to Bosch and Valeo alternators | N42, N43 | 80 Nm | ||