QIJIAUTO O2 Oxygen Sensor Upstream/Downstream Ford Focus 2012-2014 – 234-5113 234-4575 – 2PCS

Overview

Introducing the QIJIAUTO O2 Oxygen Sensor Upstream/Downstream for Ford Focus models from 2012 through 2014, with compatibility extending to Ford Fusion 2013-2014 and Lincoln MKC 2015. This heated sensor is designed to align with OE dimensions and connector styles, offering stable readings in a variety of driving conditions. While results can vary by vehicle, many drivers notice steadier engine behavior and a smoother throttle feel after installation.

Built for reliability, the sensor features a protective layer intended to reduce contamination and a precision-crafted silver alloy joint to support straightforward installation. Its design emphasizes broad applicability across different model years and trim levels, helping you replace worn sensors with confidence without sacrificing fitment or performance.

Key benefits

• Addresses common fault indicator lights by delivering a stable signal to the engine control unit.
• May contribute to refined fuel management and smoother acceleration in day-to-day driving.
• Durable construction with a protective layer to help withstand exposure to typical engine bay contaminants.
• Silver alloy joint assists precise installation and reliable electrical contacts.
• Designed for wide applicability, including upstream and downstream placements across compatible vehicles.

What makes it reliable

• Protective layer helps minimize sensor poisoning and long-term wear.
• Silver alloy joint supports a smooth, install-ready fit.
• Heated sensor design maintains stable readings during cold starts and in cooler conditions.
• Conforms to the listed connector genders (Male, Female) for versatile installations.

Product details at a glance

• SENSOR TYPE: Heated O2 sensor
• CONNECTOR GENDER: Male and Female
• WIRE HARNESS LENGTHS: 720 mm and 460 mm
• MOUNTING TYPE: Threaded
• WIRE QUANTITY: 5 wires or 4 wires
• PLACEMENT ON VEHICLE: Upstream, Front, Upper, Downstream Right, Rear, Post-cat

Tips for a confident fit

Before purchasing, compare the product pictures with your existing part and confirm that the body and engine match the listing. Verifying compatibility beforehand can save time and reduce potential return costs.

Real-world use scenarios

For daily commuting, the sensor operates behind the scenes to help balance air and fuel in real-time. In colder climates, the heated design can assist in maintaining consistent performance, while highway driving benefits from stable sensor data for smoother transitions between speeds.

Note: The information highlights notable benefits and characteristics from the data provided. Individual results may vary based on vehicle condition, maintenance history, and driving habits.