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1999-2003 BMW 540iT E39 4.4L V8

O2 Sensor

O2 Sensor - Upstream
35
lb-ft
=
47
Nm
⚠️ Critical Torque~ Estimated
Labor Time for O2 Sensor - Upstream:2.1 hours
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All O2 Sensor - Upstream Torque Specs

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Componentlb-ftNm
Flange Bolts3547
Hanger Bolts1520
Mounting Bolts2027
β†’ O2 Sensor3547
β†’ O2 Sensor3547

O2 Sensor on Other Vehicles

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.