Hella 009166811 Oxygen Sensor - Front, Front Left or Front Right

Hella Oxygen Sensor for Mercedes-Benz and BMW

The Hella 009166811 is a broadband oxygen sensor for emission control systems that rely on precise air-fuel ratio feedback. With a 6-pin connector and a 600 mm cable, it matches a wide range of Mercedes-Benz and BMW front sensor applications, including Mercedes-Benz G550, SL63 AMG, and BMW 750i coverage.

Key Features

• Broadband lambda sensor for accurate exhaust feedback
• 600 mm cable length for OE-style routing
• 6-pole connector for listed vehicle applications
• Direct-fit replacement for many front sensor positions
• Hella part number 009166811

Product Details

Hella BrandLine products are built around OE-level application matching, and this sensor follows that approach with the connector style, cable length, and sensor type specified for the listed vehicles. The Hella 009166811 oxygen sensor is used in emission control systems on Mercedes-Benz and BMW models where the engine management system depends on broadband lambda input to maintain proper fuel control and monitor exhaust conditions. This part number 009166811 also cross-references Monroe Shocks & Struts 65108 for the same application.

Vehicle Fitment

• Fits 2019-2024 Mercedes-Benz G550, front left; 6-pin connector; cable: 600 mm.
• Fits 2023-2024 Mercedes-Benz G63 4x4 Squared AMG, front left; 6-pin connector; cable: 600 mm.
• Fits 2022 Mercedes-Benz SL63 AMG, front right; 6-pin connector; cable: 600 mm.
• Fits 2015-2020 Mercedes-Benz GLA250, front; 6-pin connector; cable: 600 mm.
• Fits 2008-2015 Mercedes-Benz C63 AMG, front; 6-pin connector; cable: 600 mm.
• Fits 2006-2010 BMW 550i, N/A; cable length 600 mm; broadband lambda probe; 6 poles.
• Fits 2006-2008 BMW 750i, N/A; cable length 600 mm; broadband lambda probe; 6 poles.
• Fits 2003-2008 BMW 760Li, N/A; cable length 600 mm; broadband lambda probe; 6 poles.

Common Uses

• Restores oxygen sensor signal accuracy for engine management
• Addresses check engine light concerns tied to lambda sensor faults
• Supports fuel trim correction when the original sensor response is degraded
• Helps resolve drivability issues related to incorrect exhaust feedback
• Replaces worn front oxygen sensors on listed Mercedes-Benz and BMW models

Installation Notes

Verify connector style, sensor position, and cable length before installation. This unit uses a 6-pin connector and a 600 mm lead, so routing should match the original layout on the vehicle. Confirm the exact front left, front right, or front application shown in the fitment list for your Mercedes-Benz or BMW model before ordering.

Quality Assurance

Hella is an OE-focused brand with broad coverage in emission control and sensor applications. The 009166811 is listed as a broadband lambda sensor with application-specific fitment data for the vehicles shown above.