12 90 Electronics box, wiring harness (N54, N52K)
WARNING: This page is about a different car, the 2013 BMW Z4, 2012 BMW Z4, 2011 BMW Z4, 2010 BMW Z4, and 2009 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATION - ELECTRONICS BOX, WIRING HARNESS
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Electronics box lid to electronics box | N54/N52K | 5 Nm | ||
| 2AZ Earth cable to cylinder head cover | N52K/N54 | M5 | 5 Nm | |
| 3AZ Earth cable to holder, electric coolant pump | N52K/N54 | M8 | Replace aluminium screw | |
| Jointing torque | 8 Nm | |||
| Torque angle | 45 ° | |||
| 4AZ Cable duct to cylinder head cover | N54 | M6 | 8 Nm |