OE Quality
60-Day Returns

Denso 234-4319 Oxygen Sensor - Upstream Right
Overview of Denso OE Style Oxygen Sensor 234-4319
The Denso OE Style Oxygen Sensor 234-4319 is designed specifically for Mitsubishi Outlander models, providing precise emission control and engine performance monitoring. This heated oxygen sensor features a threaded mounting type and a 22.83-inch wiring harness length for accurate fitment and reliable operation.
- Heated oxygen sensor for faster warm-up and accurate readings
- Specific fitment for Mitsubishi Outlander vehicles
- Threaded mounting type with 0.708-inch thread diameter
- Four-wire design with male connector for secure connection
- 22.83-inch wiring harness length for proper installation
Detailed Product Description
The Denso OE Style 234-4319 oxygen sensor is engineered to meet the exact specifications of Mitsubishi Outlander models, ensuring compatibility and optimal performance. This sensor uses a heated element to quickly reach operating temperature, which helps the engine control unit (ECU) maintain the correct air-fuel ratio. Featuring a four-wire configuration and a male connector, it provides a secure and reliable electrical connection. The threaded mounting type with a 0.708-inch diameter allows for straightforward installation in the exhaust system. The 22.83-inch wiring harness length offers sufficient reach for proper routing and connection without excess slack.
OE Style Product Line Information
The OE Style product line by Denso focuses on delivering parts that closely match original equipment specifications. This ensures that the 234-4319 oxygen sensor maintains the same fit, form, and function as the factory-installed component in Mitsubishi Outlander vehicles. The OE Style line is designed to provide dependable performance and durability, making it a suitable replacement for emission control sensors.
Common Applications and Issues Addressed
- Restores accurate oxygen level readings for proper engine management
- Helps resolve rough idling and engine hesitation caused by faulty sensors
- Reduces increased emissions due to sensor malfunction
- Prevents check engine light triggers related to oxygen sensor faults
- Improves fuel efficiency by maintaining correct air-fuel mixture
Installation Notes and Tips
When installing the Denso 234-4319 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct socket size for the 0.708-inch threaded sensor to prevent damage. Verify the wiring harness length of 22.83 inches is sufficient for your specific Mitsubishi Outlander model year and routing path. Confirm the male connector matches the vehicle’s wiring harness for a secure fit. It is recommended to apply anti-seize compound on the threads to facilitate future removal.
Quality Assurance and Warranty
Denso manufactures the OE Style 234-4319 oxygen sensor to meet stringent quality standards, ensuring reliable performance and durability. This sensor undergoes rigorous testing to comply with emission control requirements. Warranty coverage details should be confirmed at the point of purchase, as they may vary by distributor or region.
| Brand | Denso |
|---|---|
| Part Number | 234-4319 |
| Position | OE Style, Upstream Right |
| Connector Gender | Male |
| Mounting Type | Threaded |
| Sensor Type | Heated |
| Thread Diameter | 0.708 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Wiring Harness Length | 22.83 |
This part fits 7 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2013 | Mitsubishi | Outlander | Upstream Right | OE Style |
| 2012 | Mitsubishi | Outlander | Upstream Right | OE Style |
| 2011 | Mitsubishi | Outlander | Upstream Right | OE Style |
| 2010 | Mitsubishi | Outlander | Upstream Right | OE Style |
| 2009 | Mitsubishi | Outlander | Upstream Right | OE Style |
| 2008 | Mitsubishi | Outlander | Upstream Right | OE Style |
| 2007 | Mitsubishi | Outlander | Upstream Right | 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.