DENSO Auto Parts Air / Fuel Ratio Sensor P/N:234-5002
DENSO 234-5075 left air / fuel ratio sensor for the 2012-2015 Fiat 500 4-cylinder 1.4L and other vehicles reads the air-fuel ratio in the exhaust and sends it to the engine computer. It is a heated, 5-wire wide-band sensor made and tested to OE standards.
A worn air / fuel ratio sensor can show up as poor fuel economy or rough running, and the engine computer may store a sensor code. Before you replace it, rule out wiring damage, a loose connector or an exhaust leak near the sensor, which can set off similar readings.
This direct-fit sensor suits the 2012-2015 and 2017 Fiat 500 4-cylinder 1.4L, the 2013-2015 Dodge Dart 4-cylinder 1.4L and the 2014-2015 Mitsubishi Outlander V6 3.0L. This listing is one sensor for the upstream left position, and the 2012-2015 Fiat 500 4-cylinder 1.4L takes one.
Fit and size
Build and materials
This part cross-references / interchanges with the following part numbers:
Does the DENSO 234-5075 sensor fit the 2014-2015 Mitsubishi Outlander V6 3.0L?
Yes. DENSO 234-5075 is listed for the 2014-2015 Mitsubishi Outlander V6 3.0L, and that engine takes one sensor.
How long is the harness on the DENSO 234-5075 air / fuel ratio sensor, and how many wires does it have?
The harness is 20.55 inches long and carries 5 wires to a male connector.
What protects the ceramic element inside this DENSO air / fuel ratio sensor?
The laser-welded stainless housing resists corrosion, and a PTFE filter keeps contaminants out. Dual-layer protection shields the ceramic element.
Can a failing air / fuel ratio sensor cause hesitation or a check engine light?
It can. The engine computer relies on this sensor's air-fuel ratio reading, so a failing one may show up as hesitation or a warning light. A shop can read the codes to confirm.
Is the DENSO 234-5075 an upstream sensor, and is it heated?
Yes. DENSO 234-5075 is an upstream, upstream left sensor, and it is a heated wide-band unit sold as a single sensor.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.