Denso 234-5162 Air / Fuel Ratio Sensor - Upstream or Upstream Right

Denso OE Style Air/Fuel Ratio Sensor

Denso 234-5162 is an OE Style heated air/fuel ratio sensor built for specific-fit replacement on select Audi, Volkswagen, and Bentley applications. It is precision-built and tested to OE standards for accurate replacement fitment, including upstream locations on vehicles such as the Audi A8 Quattro, S6, S7, and Volkswagen Jetta.

Key Features

• Heated air/fuel ratio sensor for upstream exhaust monitoring
• Specific-fit design for direct replacement applications
• 5-wire configuration with male connector
• Wiring harness length: 22.52
• Thread diameter: 0.711
• OE Style construction for exact replacement fit

OE Style Product Line

Denso’s OE Style line focuses on direct-fit replacement sensors built to match original equipment dimensions and electrical requirements. For buyers searching for a Denso 234-5162 air/fuel ratio sensor, this product line supports straightforward replacement on the listed Audi A8 Quattro, RS7, S6, S7, S8, Volkswagen Jetta, Beetle, Passat, and Bentley Continental applications.

Detailed Description

This Denso air/fuel ratio sensor is engineered for upstream exhaust placement and specific vehicle applications, including cylinder-bank and side-specific fitments where noted. It is a practical replacement choice for drivers servicing emissions-related sensor faults on Audi A8 Quattro, Audi S6, Audi S7, Audi RS7, and Volkswagen models that require an OE Style heated sensor. This part cross-references Bosch 17058 and NTK 27050 for the same application.

Common Issues It May Address

• Check engine light related to air/fuel ratio sensor performance
• Incorrect fuel trim readings from a failing upstream sensor
• Rough idle or drivability issues tied to sensor signal loss
• Emissions test failure caused by sensor degradation
• Slow sensor response from a worn heated sensor element

Installation Notes and Tips

• Verify the exact year, model, and upstream position before ordering.
• Match the connector style, wire count, and thread diameter to the original sensor.
• Use the vehicle’s service information for torque and routing specifications.
• Confirm side-specific fitment on applications listed as upstream left or upstream right.

Quality Assurance

Denso manufactures and tests this sensor to strict OE standards for replacement accuracy and first-time fit. The part number is 234-5162.