Denso 234-4417 Oxygen Sensor - Downstream, Downstream Left, Upstream or Upstream Right

OE-Style Oxygen Sensor for Chrysler Applications

This Denso OE Style oxygen sensor is built for direct replacement on select Dodge, Jeep, and Chrysler applications. Part number 234-4417 is a specific-fit, heated sensor with a 4-wire female connector and threaded mounting for accurate installation and dependable exhaust monitoring.

Key Features

• OE Style replacement from Denso for direct-fit service
• Heated oxygen sensor design for faster operating response
• Specific fit for select 2010-2011 Jeep Wrangler and 2011 Dodge Durango and Jeep Grand Cherokee applications
• 4-wire configuration with female connector
• Threaded mounting type with 0.708 in. thread diameter
• Wiring harness length: 10.08 in.

Product Details

Denso 234-4417 is engineered to OE standards for exact replacement fit and consistent sensor performance. The sensor uses Denso’s aluminum oxide trap layer to help protect the ceramic element from silicone and lead contamination, supporting stable engine management and long service life. This part cross-references Chrysler 5149170AA for the same application. It is a direct replacement choice for drivers servicing a 2011 Dodge Durango oxygen sensor, a 2011 Jeep Grand Cherokee oxygen sensor, or a 2010-2011 Jeep Wrangler oxygen sensor.

What This Oxygen Sensor Helps Address

• Check engine light caused by oxygen sensor fault codes
• Rough idle or inconsistent air-fuel feedback
• Reduced fuel economy from inaccurate exhaust readings
• Slow sensor response during closed-loop operation
• Emissions test failures related to sensor performance

Installation Notes and Tips

Verify the sensor position before ordering: this part is listed for upstream and downstream locations on the 2011 Dodge Durango and 2011 Jeep Grand Cherokee, plus upstream right and downstream left positions on the 2010-2011 Jeep Wrangler. Confirm connector style, thread diameter, and harness length against the original sensor before installation. Use the vehicle’s service information for torque and routing specifications, and inspect the harness path to avoid heat damage.

Quality Assurance

Denso manufactures and tests this OE Style oxygen sensor to strict original-equipment standards for fit and performance. The design focuses on first-time fit accuracy and durable operation in demanding exhaust environments.