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Denso 234-4412 Oxygen Sensor - Downstream
| Brand | Denso 234-4412 |
|---|---|
| Position | Downstream |
| Connector Gender | Female |
| Mounting Type | Threaded |
| Sensor Type | Heated |
| Thread Diameter | 0.708 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Wiring Harness Length | 26.69 |
| Product line | OE Style |
| Fits | Chrysler · 1 vehicle |
OE style replacement. Precision-built for exact replacement and a first-time fit.
Heated sensor. Helps support efficient engine performance and fuel economy.
Threaded mounting. Female connector and 4-wire design for a straightforward install.
Cross-references ACDelco 213-2965, BorgWarner OS2215 and Bosch 15498 for the same application. See all 9.
Denso OE Style Oxygen Sensor for 2004 Chrysler Pacifica
This Denso oxygen sensor is an OE-style, specific-fit replacement for the downstream position on the 2004 Chrysler Pacifica. Built as a heated oxygen sensor with a 4-wire female connector and threaded mounting, it is designed for direct replacement where exact fit and stable exhaust feedback matter.
Key Features
- OE Style replacement oxygen sensor from Denso
- Specific fit for the downstream location on the 2004 Chrysler Pacifica
- Heated sensor design for faster operating response
- 4-wire configuration with female connector
- Threaded mounting with 0.708 in. thread diameter
- Wiring harness length: 26.69 in.
Product Details
Denso Part Number 234-4412 is manufactured and tested to OE standards for a direct-fit replacement on the 2004 Chrysler Pacifica, downstream. The sensor uses Denso’s OE-style construction and an aluminum oxide trap layer that helps protect the ceramic element from silicone and lead contamination, supporting consistent exhaust monitoring and long service life. If you are searching for a 2004 Chrysler Pacifica downstream oxygen sensor or a Denso 234-4412 replacement, this part is built for the original application and connector style.
This part cross-references Bosch 15498 and NTK 23026 for the same application.
Common Issues This Sensor Can Address
- Check engine light related to oxygen sensor performance
- Incorrect air-fuel ratio feedback from a worn downstream sensor
- Reduced fuel economy caused by inaccurate exhaust readings
- Slow sensor response from heat-related wear or contamination
- Failed emissions inspection tied to sensor fault codes
Installation Notes and Tips
Verify the downstream location before installation and confirm the connector, wire count, and threaded mounting match the original sensor. The 2004 Chrysler Pacifica oxygen sensor replacement should be installed on a cool exhaust system, and the threads should be inspected for damage or contamination before tightening. Use the vehicle’s service information for torque and connector routing details.
Quality Assurance
Denso manufactures this OE Style oxygen sensor to strict original-equipment standards and tests each component for fit and function. The design is intended to deliver a first-time fit on the 2004 Chrysler Pacifica and maintain the performance expected from a direct replacement sensor.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2004 | Chrysler | Pacifica | Downstream | OE Style |
| No rows match your filter. | ||||