1991-1997 BMW 850i E31 Mass Air Flow Sensor Torque Specs

5.0L V12 M70

Applies to 1991, 1992, 1993, 1994, 1995, 1996, and 1997 BMW 850i E31

Labor Time:0.4 hours

🔧 Torque Values5 specifications

Component	lb-ft	Nm	Notes
Cover Bolts	15	20	—
⚠️ Gasket Bolts	19	25	—
Mounting Bolts	25	34	—
⚠️ Mounting Bolts	44	59	—
Sensor Bolts	10	14	—

⚠️ = 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

1992-1995 1.5L I4 D15

2016-2023 2.0L Turbo I4

1995-1999 2.0L Turbo I4

The primary torque specification for mass air flow sensor on a 1991-1997 BMW 850i E31 is 20 Nm (15 lb-ft).

There are 5 torque specifications for mass air flow sensor on the 1991-1997 BMW 850i E31 5.0L V12 M70, covering all related fasteners and components.