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Denso 234-4568 Oxygen Sensor - Downstream
| Brand | Denso 234-4568 |
|---|---|
| Position | Downstream |
| Connector Gender | Male |
| Mounting Type | Threaded |
| Sensor Type | Heated |
| Thread Diameter | 0.708 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Wiring Harness Length | 20.16 |
| Product line | OE Style |
| Fits | Kia and Hyundai · 29 vehicles |
OE-style replacement. Precision-built for exact replacement and a first-time fit.
Heated sensor. Helps support quicker operation and consistent performance.
Threaded mounting. Specific-fit design with a 4-wire male connector.
Cross-references Bosch 16754, Hyundai 392102B220 and Kia 392102B220 for the same application. See all 6.
Denso OE Style Oxygen Sensor 234-4568
Denso 234-4568 is an OE Style heated oxygen sensor built for direct replacement on select Hyundai and Kia applications. It is engineered for specific fitment, accurate signal response, and a first-time fit on downstream locations.
Key Features
- OE Style replacement oxygen sensor for downstream use
- Heated sensor design with 4-wire configuration
- Specific fitment with threaded mounting type
- Male connector and 20.16 in. wiring harness length
- 0.708 in. thread diameter for the listed applications
- Built to OE standards for consistent sensor performance
Product Details
This Denso oxygen sensor is manufactured and tested to OE-level standards for direct replacement service. The sensor uses Denso’s aluminum oxide trap layer to help protect the ceramic element from silicone and lead contamination, supporting stable engine management, fuel efficiency, and long service life. It is a downstream oxygen sensor application for vehicles such as the Hyundai Tucson, Hyundai Accent, Hyundai Veloster, Kia Rio, and Kia Soul. The part number 234-4568 is also referenced for the same application under select cross-reference numbers.
This part cross-references Bosch 16754 for the same application.
What It Helps Address
- Check engine light related to downstream oxygen sensor faults
- Incorrect air-fuel ratio feedback from a worn sensor
- Reduced fuel economy caused by slow or inaccurate sensor response
- Emissions test failures tied to oxygen sensor performance
- Driveability issues linked to contaminated or aging sensor elements
Installation Notes
Compatible With 2016-2018 Hyundai Tucson, downstream; 2012-2017 Hyundai Accent, downstream; 2012-2017 Hyundai Veloster, downstream; 2012-2018 Kia Rio, downstream; and 2012-2018 Kia Soul, downstream. Verify connector style, thread diameter, and harness length before installation. Use the threaded mounting point and specific-fit design to match the original sensor location. Confirm the downstream position on the vehicle before replacement.
Quality Assurance
Denso OE Style sensors are precision built and tested to strict OE standards for accurate replacement fitment and dependable operation. The design focuses on correct application matching and contamination resistance for long-term sensor performance.
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2018 | Hyundai | Tucson | — | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style |
| 2018 | Kia | Rio | — | Downstream | OE Style |
| 2018 | Kia | Soul | LX | Downstream | OE Style |
| 2017 | Hyundai | Accent | — | Downstream | OE Style |
| 2017 | Hyundai | Tucson | — | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style |
| 2017 | Hyundai | Veloster | — | Downstream | OE Style |
| 2017 | Kia | Rio | — | Downstream | OE Style |
| 2017 | Kia | Soul | LX | Downstream | OE Style |
| 2016 | Hyundai | Accent | — | Downstream | OE Style |
| 2016 | Hyundai | Tucson | — | Downstream | O.E. Quality Direct Fit Replacement Sensor; Oxygen Sensor - OE Style |
| 2016 | Hyundai | Veloster | — | Downstream | OE Style |
| 2016 | Kia | Rio | — | Downstream | OE Style |
| 2016 | Kia | Soul | — | Downstream | OE Style |
| 2015 | Hyundai | Accent | — | Downstream | OE Style |
| 2015 | Hyundai | Veloster | — | Downstream | OE Style |
| 2015 | Kia | Rio | — | Downstream | OE Style |
| 2015 | Kia | Soul | — | Downstream | OE Style |
| 2014 | Hyundai | Accent | — | Downstream | OE Style |
| 2014 | Hyundai | Veloster | — | Downstream | OE Style |
| 2014 | Kia | Rio | — | Downstream | OE Style |
| 2014 | Kia | Soul | — | Downstream | OE Style |
| 2013 | Hyundai | Accent | — | Downstream | OE Style |
| 2013 | Hyundai | Veloster | — | Downstream | OE Style |
| 2013 | Kia | Rio | — | Downstream | OE Style |
| 2013 | Kia | Soul | — | Downstream | OE Style |
| 2012 | Hyundai | Accent | — | Downstream | OE Style |
| 2012 | Hyundai | Veloster | — | Downstream | OE Style |
| 2012 | Kia | Rio | — | Downstream | OE Style |
| 2012 | Kia | Soul | — | Downstream | OE Style |
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