Oxygen Sensor for 2011-2012 BMW 740i & More - Bosch 17447

$214.99

Part number: 17447

UPC: 028851174473

Condition: New

Weight: 0.45 LBS

Item Package Quantity: 1

$214.99

Current Stock: 24

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Bosch Oxygen Sensor P/N:17447

$214.99

Description

Bosch 17447 oxygen sensor for the 2011-2012 BMW 740i 6-cylinder 3.0L and other vehicles reads the air-fuel ratio across the full lambda range and reports it to the ECU. Its wideband design gives the ECU a continuous reading for air-fuel mixture control.

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

Quick facts

Part: Bosch 17447 oxygen sensor
Fits: 2011-2012 BMW 740i 6-cylinder 3.0L and other vehicles
Position: Upstream, upstream left, upstream front
Material: Metal housing
Condition: New

A lit check engine light, poor fuel economy or a rough idle can be signs of a worn oxygen sensor, but they can have other causes too. Before you replace the sensor, rule out an exhaust leak near it and damaged wiring, since either can feed the ECU a false reading.

Fits

The 2011-2012 BMW 740Li 6-cylinder 3.0L, the 2008-2010 BMW 535i 6-cylinder 3.0L and the 2011-2012 BMW 740i 6-cylinder 3.0L fit this sensor along with other vehicles, and each takes one. This listing is a single sensor. If your car is not named here, look up your year and engine in the "Vehicles it fits" section.

Specifications

Fit and size

Position: upstream, upstream left, upstream front
Quantity per vehicle: 1
Thread size: M18 - 1.5
Hex size: 22 mm
Overall length: 52.0 in
Length from sealing surface to end of connector: 50.8 in
Terminal quantity: 6
Mounting type: threaded

Build and materials

Sensor type: wideband
Housing material: metal
Wiring harness: included
Condition: New
Warranty: Bosch 1-year, unlimited-mileage warranty for non-commercial passenger cars and light trucks
Country of origin: United States

In the box

One oxygen sensor with its wiring harness.

Installation notes

Direct-fit connectors.
Conductive anti-seize comes pre-applied on the threads for quick installation.

Manufacturer's description

Product specs

Vehicles it fits

Interchange numbers

Buyer's Q&A

Frequently Asked Questions

Is this a BMW 740i oxygen sensor for the 2011-2012 model year with the 6-cylinder 3.0L?

Yes. Bosch 17447 fits the 2011-2012 BMW 740i 6-cylinder 3.0L, and each car takes one sensor.

Does this work as a BMW 535i oxygen sensor for the 2008-2010 model years with the 6-cylinder 3.0L?

Yes. Bosch 17447 fits the 2008-2010 BMW 535i 6-cylinder 3.0L, one sensor per car.

Does this Bosch O2 sensor come with its wiring harness?

Yes. The wiring harness is included with the sensor, and conductive anti-seize is already applied to the threads.

Is this Bosch premium oxygen sensor a wideband or a narrowband type?

This oxygen sensor is a wideband type with a 6-terminal connection, an M18 - 1.5 thread and a 22 mm hex.

What warranty covers this oxygen sensor?

Bosch backs it with a 1-year, unlimited-mileage warranty for non-commercial passenger cars and light trucks.

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Oxygen Sensor for 2011-2012 BMW 740i & More - Bosch 17447