12 90 Electronics box, wiring harness
WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - ELECTRONICS BOX, WIRING HARNESS
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ Electronics box, lower section on body | N57 D30 U 0 / N57 D30 O 0 / N57 D30 T 0 / N57 D30 O 1 / N57 D30 T 1 / N57 D30 S 1 / N53 / N63 | 8 Nm | ||
| 2AZ Electronics box, cover on lower section | N57 D30 U 0 / N57 D30 O 0 / N57 D30 T 0 / N57 D30 O 1 / N57 D30 T 1 / N57 D30 S 1 / N53 / N63 | 2.5 Nm | ||
| 3AZ Auxiliary box on heating and air-conditioning unit | N57 D30 U 0 / N57 D30 O 0 / N57 D30 T 0 / N57 D30 O 1 / N57 D30 T 1 / N57 D30 S 1 / N53 / N63 | 2.5 Nm | ||
| 4AZ Supplementary box cover to lower section | N57 D30 U 0 / N57 D30 O 0 / N57 D30 T 0 / N57 D30 O 1 / N57 D30 T 1 / N57 D30 S 1 / N53 / N63 | 2.5 Nm | ||
| 5AZ Earth cable for ignition coils | N53 / N55 / N55 Hybrid | 5 Nm | ||
| 6AZ Carrier plate on heating and air-conditioning unit | N53 / N55 / N55 Hybrid | 2.5 Nm | ||
| 7AZ Positive battery cable to carrier plate | N53 / N55 / N55 Hybrid | M6 | 8 Nm | |
| 8AZ Cable channel to engine block | N53 / N55 / N55 Hybrid | M6 | Replace aluminium screws. | 8 Nm |
| 9AZ Earth cable to crankcase lower section | N53 / N55 / N55 Hybrid | M8 | Replace aluminium screw. | |
| Jointing torque | 8 Nm | |||
| Angle of rotation | 45 ° | |||
| 10AZ Earth cable to rear cylinder head | N53 / N55 / N55 Hybrid | M6 | 8 Nm |