2004-2007 BMW 525i Knock Sensor Torque Specs

2.5L I6 M54

Applies to 2004, 2005, 2006, and 2007 BMW 525i

Labor Time:2.7 hours

Torque Values (6 specifications)

Component	Nm	lb-ft	Notes
Cover Bolts	16	12	—
⚠️ Gasket Bolts	20	15	—
⚠️ Knock Sensor	20	15	Torque critical for function
Mounting Bolts	27	20	—
⚠️ Mounting Bolts	47	35	—
Sensor Bolts	11	8	—

The primary torque specification for knock sensor on a 2004-2007 BMW 525i is 16 Nm (12 lb-ft).

There are 6 torque specifications for knock sensor on the 2004-2007 BMW 525i 2.5L I6 M54, covering all related fasteners and components.