BMW — Torque specifications 

00.11 Model C1 Connection 62 Instruments Instrument cluster to instrument panel Nm 3 Cable clamp to instrument cluster Nm 1 Cable terminal to instrument cluster Nm 0.5 Model C1 Connection 63 Lights Front/rear turn signal lens Nm 2 Front turn signal to fairing Nm 2 Rear turn signal to license plate holder Nm 3 Headlight subframe Nm 9 Taillamp cluster Nm 5 Model C1 Connection 65 Optional extras Alarm system Control unit Nm Hand-tight Motion sensor Nm Hand-tight Bracket/ignition coil Nm 5 Fun audio system Volume control Nm Hand-tight Amplifier Nm 2 Speaker front trim panel Nm 2 Speaker bracket Nm 4 Model C1 Connection 72 Seat belts Seat belt inertia reel to frame Nm 42 Belt buckle to belt-buckle mount Nm 42 Belt-buckle mount to frame Nm 42 Secondary mudguard Nm 5