12 52 Plug connections, terminals, loose components
WARNING: This page is about a different car, the 2018 BMW 330i and 2017 BMW 330i. However, it is still accessible from the selected car via links, so may be relevant.
12 52 PLUG CONNECTIONS, TERMINALS, LOOSE COMPONENTS - TIGHTENING TORQUE SPECIFICATION
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ Holder of sensor plate to cylinder head cover | B48 | TS6x20 | 5 Nm | |
| 2AZ Cable channel to cylinder head cover | B48 | M6x18 | 6 Nm | |
| 3AZ Cable channel to crankcase, front and rear | B48 | M8x22 | 19 Nm | |
| 4AZ Cable channel to cylinder head, rear | B48 | M6x16 | 8 Nm | |
| 5AZ Ground cable to rail for ignition coils | B48 | M5 | 5 Nm | |
| 6AZ Earth cable to rear cylinder head | B48 | M6x16 | 8 Nm | |
| 7AZ Ground cable to transmission | B48 | M8x16 | 19 Nm | |
| 8AZ B jump start terminal point | B48 | M6 | 8 Nm | |
| 9AZ Positive battery connection point | B48 | M6 | 8 Nm |