12 90 Electronics box, wiring harness
WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - ELECTRONICS BOX, WIRING HARNESS (N54, N57, N57S, N63, N74)
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Electronics box lower section to body | N54 / N57 / N57S / N63 / N74 | 8 Nm | ||
| 2AZ Electronics box cover to lower section | N54 / N57 / N57S / N63 / N74 | 2.5 Nm | ||
| 3AZ Supplementary box to heater - A/C unit | N54 / N57 / N57S / N63 / N74 | 2.5 Nm | ||
| 4AZ Supplementary box cover to lower section | N54 / N57 / N57S / N63 / N74 | 2.5 Nm | ||
| 5AZ Earth cable to cylinder head cover | N54 | 5 Nm | ||
| 6AZ Support plate to cylinder head cover | N57S | M6 | 8 Nm |