12 51 Engine wiring harness (N63 B40/B44 O 0/1)
WARNING: This page does not describe the selected car, but rather 33 other vehicles, including the 2018 BMW M6, 2018 BMW 650i xDrive, 2018 BMW 650i, 2018 BMW 640i xDrive, and 2018 BMW 640i. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATION - ENGINE WIRING HARNESS
| Type | Thread | Tightening specifications | Dimension | ||
|---|---|---|---|---|---|
| 1AZ | Earth cable to earth point | N63 B44 O 0/N63 B40 O 1/N63 B44 O 1 | M8 | 21 Nm | |
| 2AZ | Engine wiring harness to engine | N63 B44 O 0/N63 B40 O 1/N63 B44 O 1 | M6 | 10 Nm | |
| 3AZ | Ground pin (double pin) to cylinder head cover | N63 B44 O 0/N63 B40 O 1/N63 B44 O 1 | M8-M6 | 10 Nm | |