Denso 234-9106 Air / Fuel Ratio Sensor - Upstream, Upstream Rear or Upstream Right

Denso OE Style Air/Fuel Ratio Sensor

Denso 234-9106 is an OE Style heated air/fuel ratio sensor built for exact replacement and first-time fit. It is engineered for precise signal control in the exhaust stream, helping maintain proper air-fuel feedback on select Nissan applications.

This Denso air/fuel ratio sensor is a specific-fit replacement for 2011-2014 Nissan Cube, 2014 Nissan Maxima, 2011-2014 Nissan Murano, and 2011-2013 Nissan Quest applications. The 4-wire heated design and OE-style construction support direct replacement on the listed upstream positions.

Key Features

• OE Style replacement sensor for emission control applications
• Heated sensor design for faster operating response
• Specific fit for direct application matching
• 4-wire configuration
• 14.55-inch wiring harness length
• Regular grade type for standard replacement service
• Cross-reference: Datsun/Nissan 226931JA0A

Detailed Description

Denso 234-9106 is manufactured and tested to OE standards for accurate replacement on select Nissan vehicles. As an air/fuel ratio sensor, it monitors exhaust oxygen content and sends feedback to the engine management system so fuel delivery can be adjusted correctly. This OE Style part number 234-9106 is listed for upstream positions on the Nissan Cube, Murano, Quest, and Maxima applications shown below.

Denso’s OE Style line focuses on direct-fit replacement parts built to match factory specifications, helping reduce installation issues and ensuring the sensor connects and functions as intended on the first attempt. For shoppers searching for a 2011-2014 Nissan Cube upstream air/fuel ratio sensor or a 2011-2014 Nissan Murano upstream right sensor, this part number 234-9106 is the listed match.

Vehicle Fitment

• Fits 2011-2014 Nissan Cube, upstream; excluding California; OE Style
• Fits 2014 Nissan Maxima, upstream rear; OE Style
• Fits 2011-2014 Nissan Murano, upstream right; OE Style
• Fits 2011-2013 Nissan Quest, upstream right; OE Style

Common Issues This Sensor Addresses

• Check engine light related to air/fuel ratio sensor performance
• Incorrect fuel trim readings from a failing upstream sensor
• Rough idle or drivability concerns tied to exhaust feedback errors
• Emissions test failures caused by sensor signal problems
• Slow sensor response after warm-up

Installation Notes and Tips

Confirm the vehicle’s engine and sensor position before ordering, since fitment varies by model and location. Match the connector, wire count, and upstream placement to the original sensor, and verify the application notes for the 2011-2014 Nissan Cube, 2014 Nissan Maxima, 2011-2014 Nissan Murano, or 2011-2013 Nissan Quest.

Because this is a specific-fit OE Style sensor, proper routing of the 14.55-inch harness and secure connector seating are important for reliable operation. Always compare the original part number and vehicle configuration before installation.

Quality Assurance

Denso manufactures this sensor to strict OE standards and tests each component for replacement accuracy and fit consistency. The OE Style product line is built to deliver the correct part and correct fit for the listed Nissan applications.