OE Quality
60-Day Returns

Denso 234-4654 Oxygen Sensor - Upstream or Upstream Left
Overview of Denso OE Style Oxygen Sensor 234-4654
The Denso OE Style Oxygen Sensor 234-4654 is designed specifically for select Dodge and Jeep models, including the Dakota, Durango, Grand Cherokee, and Ram 1500. This heated oxygen sensor features a 14.57-inch wiring harness and a threaded mounting type for secure installation.
- Heated oxygen sensor for accurate emissions control
- Specific fit for Dodge Dakota, Durango, Grand Cherokee, and Ram 1500
- 14.57-inch wiring harness length for optimal routing
- Four-wire design with female connector for reliable connection
- Threaded mounting with 0.708-inch thread diameter
Detailed Product Description
The Denso OE Style 234-4654 oxygen sensor is engineered to meet original equipment specifications for emission control systems. Its heated sensor type ensures faster warm-up times, improving fuel efficiency and reducing emissions. The four-wire configuration includes a female connector, providing a secure and precise electrical connection. With a wiring harness length of 14.57 inches, this sensor allows for proper installation without excess slack or tension. The threaded mounting type with a 0.708-inch diameter ensures compatibility with the exhaust system of specific Dodge and Jeep vehicles.
The OE Style product line from Denso focuses on delivering parts that closely match the original equipment in fit, form, and function. This oxygen sensor is part of that line, offering a direct replacement solution that maintains the integrity of the vehicle’s emission system.
Compatible Vehicles and Common Applications
- Dodge Dakota oxygen sensor replacement
- Dodge Durango emission control sensor upgrade
- Jeep Grand Cherokee oxygen sensor repair
- Ram 1500 heated oxygen sensor installation
- Emission sensor for specific Dodge and Jeep models
Installation Notes and Tips
- Ensure the vehicle is cool before sensor removal to avoid burns
- Use appropriate tools for threaded sensor removal and installation
- Verify connector gender matches vehicle harness for proper fit
- Check wiring harness length to confirm routing without strain
- Follow vehicle manufacturer torque specifications for mounting
Quality Assurance and Warranty
Denso OE Style oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. This part number 234-4654 undergoes rigorous testing to comply with emission control requirements. Warranty coverage details should be confirmed with the parts provider or vehicle manufacturer.
| Brand | Denso |
|---|---|
| Part Number | 234-4654 |
| Position | OE Style, Upstream Left |
| Connector Gender | Female |
| Mounting Type | Threaded |
| Sensor Type | Heated |
| Thread Diameter | 0.708 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Wiring Harness Length | 14.57 |
This part fits 11 vehicles. Search below:
| Year | Make | Model | Transmission | Position | Notes |
|---|---|---|---|---|---|
| 2004 | Jeep | Grand Cherokee | Upstream Left | OE Style | |
| 2003 | Jeep | Grand Cherokee | Upstream Left | OE Style | |
| 2002 | Dodge | Dakota | Upstream | OE Style | |
| 2002 | Dodge | Durango | Upstream | OE Style | |
| 2002 | Dodge | Ram 1500 | Upstream | California exempt parts can be used on pollution controlled vehicles in California.; OE Style | |
| 2002 | Dodge | Ram 1500 | Automatic | Upstream | Excluding California.; OE Style |
| 2002 | Jeep | Grand Cherokee | Upstream Left | OE Style | |
| 2001 | Dodge | Dakota | Upstream | OE Style | |
| 2001 | Dodge | Durango | Upstream | Excluding California.; OE Style | |
| 2001 | Dodge | Durango | Upstream | OE Style | |
| 2001 | Jeep | Grand Cherokee | Upstream Left | OE Style |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.