Denso 234-4992 Oxygen Sensor - Downstream

Reliable Oxygen Sensor for Audi and Volkswagen Vehicles

The Denso OE Style 234-4992 oxygen sensor is designed specifically for select Audi and Volkswagen models, ensuring precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a 29.92-inch wiring harness for straightforward installation.

• Heated oxygen sensor for accurate emissions monitoring
• Specific fit for Audi A3, A3 Quattro, Volkswagen Golf, GTI, Atlas, and more
• Threaded mounting with 0.708-inch thread diameter
• Four-wire design with male connector for secure connection
• 29.92-inch wiring harness length for flexible installation

Detailed Features of the Denso OE Style 234-4992 Oxygen Sensor

This oxygen sensor from Denso’s OE Style line is engineered to meet original equipment specifications, providing reliable performance for emission control systems. The heated sensor type allows for quicker activation and improved fuel efficiency by maintaining optimal sensor temperature. With a specific fitment for Audi and Volkswagen models such as the A3, A3 Quattro, Golf, GTI, Atlas, and TT Quattro, this sensor ensures compatibility and precise operation. The four-wire configuration includes a male connector, facilitating a secure and stable electrical connection. The threaded mounting type with a 0.708-inch diameter allows for easy installation in the designated exhaust port. The 29.92-inch wiring harness length offers sufficient reach for proper routing within the engine bay.

About the Denso OE Style Product Line

The OE Style product line by Denso focuses on delivering parts that closely match original equipment specifications. This ensures that the 234-4992 oxygen sensor integrates seamlessly with the vehicle’s existing systems, maintaining factory-level performance and durability. The OE Style line is designed for drivers and technicians seeking reliable replacement parts that meet or exceed OEM standards without modification.

Common Issues Addressed by This Oxygen Sensor

• Check engine light triggered by faulty oxygen sensor readings
• Poor fuel economy due to incorrect air-fuel mixture
• Increased emissions failing regulatory inspections
• Engine hesitation or rough idling caused by sensor malfunction
• Failed emissions tests related to sensor degradation

Installation Notes and Tips

When installing the Denso 234-4992 oxygen sensor, ensure the engine and exhaust system are cool to avoid burns. Use the correct socket size for the 0.708-inch threaded sensor to prevent damage. Verify the four-wire connector is securely attached and routed away from heat sources or moving parts. It is recommended to replace the sensor with the engine off and to clear any diagnostic trouble codes after installation to reset the vehicle’s emission system.

Quality Assurance and Warranty Information

Denso’s OE Style oxygen sensors are manufactured to meet strict quality standards, ensuring durability and consistent performance. While specific warranty details may vary, Denso typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain compliance with emission regulations and supports the longevity of your Audi or Volkswagen’s engine management system.