electrical

Third Brake Light Torque Specs

for 2021 BMW 540i 3.0L I6 Turbo B58 · RWD

Units

9 fasteners

Seq

Component

Torque

Angle

—

Battery Terminal Bolts

Critical

Do not overtighten | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

4 lb-ft · 6 Nm

—

Cover Screws

8 lb-ft · 11 Nm

—

Ground Bolt

Critical

11 lb-ft · 14 Nm

—

Ground Strap Bolts

Critical

Ensure clean contact | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

9 lb-ft · 12 Nm

—

Module Mounting Bolts

Critical

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

6 lb-ft · 8 Nm

—

Mounting Bolts

21 lb-ft · 28 Nm

—

Mounting Bolts

Critical

26 lb-ft · 36 Nm

—

Sensor Mounting Bolts

Critical

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

7 lb-ft · 10 Nm

—

Terminal Bolts

Critical

5 lb-ft · 7 Nm

—

2021 BMW 540I

9 fasteners