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Home/Torque Specs/Audi/A4/2002-2005 3.0L V6/O2 Sensor - Upstream

O2 Sensor - Upstream Torque Specifications

2002-2005 Audi A4 3.0L V6

Labor Time:0.7 hours

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🔧 Torque Values10 specifications

Component	lb-ft	Nm	Notes
⚠️ Flange Bolts	37	50	—
⚠️ Flange Bolts	37	50	Apply anti-seize
Hanger Bolts	16	21	—
Hanger Bolts	16	22	—
Heat Shield Bolts	10	14	—
⚠️ Manifold Nuts	26	35	Apply anti-seize
Mounting Bolts	21	28	—
⚠️ O2 Sensor	37	50	Anti-seize threads
⚠️ O2 Sensor	37	50	—
⚠️ O2 Sensor	37	50	Apply anti-seize to threads

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

⚠️ Some critical specs are estimated. Please verify sequence.

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O2 Sensor - Upstream Torque Specs on Other Vehicles

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Common Questions

What is the torque spec for o2 sensor - upstream on a 2002-2005 Audi A4?

The primary torque specification for o2 sensor - upstream on a 2002-2005 Audi A4 is 50 Nm (37 lb-ft).

How many torque specs are there for Audi A4 o2 sensor - upstream?

There are 10 torque specifications for o2 sensor - upstream on the 2002-2005 Audi A4 3.0L V6, covering all related fasteners and components.

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