O2 Sensor

Air Injection Check Valve

lb-ft

⚠️ Critical Torque~ Estimated

Note: Apply anti-seize to threads only

Labor Time for Air Injection Check Valve:0.8 hours

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All Air Injection Check Valve Torque Specs

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Component	lb-ft	Nm
Cover Screws	8	11
Exhaust Flange Bolts	33	45
Flange Bolts	35	47
Flange Bolts	40	54
Hanger Bolts	15	20
Hanger Bolts	17	23
Heat Shield Bolts	7	10
Manifold Nuts	29	39
Mounting Bolts	20	27
→ O2 Sensor	33	45

O2 Sensor on Other Vehicles

Acura CL

1997-1999 2.2L I4

35 lb-ft

Acura CL

1997-1999 3.0L V6

37 lb-ft

Acura CL

2001-2003 3.2L V6

35 lb-ft

Acura CL Type-S

2001-2003 3.2L V6

35 lb-ft

Acura ILX

2013-2015 2.0L I4

35 lb-ft

Acura ILX

2013-2022 2.4L I4

33 lb-ft

Acura ILX

2013-2024 2.4L I4

35 lb-ft

Acura Integra

1990-1993 1.8L I4

33 lb-ft

Other Torque Specs for This Vehicle

⚠️ Disclaimer: Always verify torque specifications with your vehicle's service manual. These values are provided as a reference and may vary based on specific vehicle configurations.