Left Oxygen Sensor for 2011-2012 BMW X3 & More - Bosch 17094

Bosch 17094 left oxygen sensor for the 2011-2012 BMW X3 6-cylinder 3.0L and other vehicles measures the air-fuel ratio in the exhaust and reports it to the ECU. That data gives the ECU more detailed information than a traditional switching sensor, which supports air-fuel mixture control and lower emissions.

• Wideband A/F design with continuous measurements across the full lambda range
• Planar pump-cell design with optimized heater control and fast light-off
• Reaches operating temperature in under 7 seconds for quick closed-loop control
• Metal housing, integrated heater element and TSP coating resist vibration, corrosion and contamination
• Withstands exhaust streams up to 1,880°F

Quick facts

• Part: Bosch 17094 oxygen sensor
• Fits: 2011-2012 BMW X3 6-cylinder 3.0L and other vehicles
• Position: Upstream, upstream left
• Material: Metal housing
• Condition: New

A check engine light, rough running or poor fuel economy can mean this oxygen sensor is worn, though a leaking exhaust manifold or damaged sensor wiring can be behind them too.

Fits

This is an oxygen sensor for the 2011-2012 BMW X3 6-cylinder 3.0L, and it also fits the 2011 BMW 528i 6-cylinder 3.0L and the 2006-2010 BMW 550i V8 4.8L, with one sensor per application. Open the "Vehicles it fits" section to check your exact model and engine.

Specifications

In the box

One oxygen sensor with its wiring harness.

Installation notes

• Conductive anti-seize is pre-applied on the threads.
• Direct-fit connectors, built for quick installation.