1994-1997 BMW 840Ci E31 Main Relay Torque Specs

4.0L V8

Applies to 1994, 1995, 1996, and 1997 BMW 840Ci E31

Labor Time:2.9 hours

🔧 Torque Values8 specifications

Component	lb-ft	Nm	Notes
⚠️ Battery Terminal Bolts	6	8	—
Bracket Bolts	17	23	—
Connector Screws	3	4	—
Cover Screws	9	12	—
⚠️ Ground Bolt	12	16	—
⚠️ Ground Strap Bolt	12	16	Clean contact surfaces
⚠️ Mounting Bolts	29	39	—
⚠️ Terminal Bolts	6	8	—

⚠️ = Critical torque value | Always verify with vehicle-specific service manual

⚠️ Some critical specs are estimated. Please verify sequence.

1990-1997 4.6L V8 Modular

2007-2012 3.7L I5

2011-2016 6.7L V8 Power Stroke Diesel

2022-2024 GT-Line Dual Motor AWD

1992-1995 1.5L I4 D15

2016-2023 2.0L Turbo I4

The primary torque specification for main relay on a 1994-1997 BMW 840Ci E31 is 8 Nm (6 lb-ft).

There are 8 torque specifications for main relay on the 1994-1997 BMW 840Ci E31 4.0L V8, covering all related fasteners and components.