2002-2010 Lexus SC 430 Fuel Injector Cleaning Torque Specs

4.3L V8

Applies to 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, and 2010 Lexus SC 430

Labor Time:1 hours

🔧 Torque Values6 specifications

Component	lb-ft	Nm	Notes
Cover Screws	8	11	—
⚠️ Fuel Line Fittings	18	25	Use new O-rings
Fuel Rail Bolts	9	12	—
Hose Clamps	2	3	—
⚠️ Line Fittings	20	27	—
Mounting Bolts	20	27	—

⚠️ = 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 fuel injector cleaning on a 2002-2010 Lexus SC 430 is 11 Nm (8 lb-ft).

There are 6 torque specifications for fuel injector cleaning on the 2002-2010 Lexus SC 430 4.3L V8, covering all related fasteners and components.