Plug Connections, Terminals, Loose Parts
WARNING: This page is about a different car, the 2018 BMW 340i, 2017 BMW 340i, and 2016 BMW 340i. However, it is still accessible from the selected car via links, so may be relevant.
1252 PLUG CONNECTIONS, TERMINALS, LOOSE PARTS - TIGHTENING TORQUES SPECIFICATION
| Battery positive lead to battery positive terminal | ||
| M6 | Tightening torque | 8 Nm |
| Cable bracket on rear cylinder head/transmission | ||
| M6 x 20 | Tightening torque | 8 Nm |
| Grounding cable on cylinder head | ||
| M6 x 16 | Tightening torque | 8 Nm |
| Grounding cable to front cylinder head | ||
| M6 x 12 | Tightening torque | 8 Nm |
| Starter cable to starter motor | ||
| Nut M8 | Tightening torque | 13.4 Nm |
| Terminal 50 cable to starter motor | ||
| M6 hexagon nut | Tightening torque | 7.1 Nm |