Denso 234-4515 Oxygen Sensor - Downstream or Downstream Right

Overview of the Denso OE Style Oxygen Sensor 234-4515

The Denso OE Style Oxygen Sensor 234-4515 is designed specifically for Lexus LS460 and LS600h models. This heated oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions control.

• Heated sensor type for faster response times
• Specific fit for Lexus LS460 and LS600h
• Threaded mounting type with 0.708 inch thread diameter
• 26.38 inch wiring harness length with 4 wires
• Male connector for secure electrical connection

Detailed Product Features and Specifications

This oxygen sensor features a heated design that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 26.38-inch wiring harness length provides sufficient reach for proper installation in the engine bay. With a 0.708-inch threaded mounting type, this sensor installs securely in the exhaust system. The male connector and four-wire configuration ensure compatibility with the vehicle’s existing wiring harness. This sensor is a specific fit for Lexus LS460 and LS600h models, ensuring precise fitment and reliable operation.

About the Denso OE Style Product Line

The Denso OE Style line is engineered to meet original equipment specifications, providing a direct replacement for factory-installed parts. This product line focuses on delivering components that match the fit, form, and function of the original sensor, making it a suitable choice for maintaining vehicle performance and emissions compliance. The 234-4515 oxygen sensor is part of this line, offering a reliable solution for Lexus owners seeking an exact replacement.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for proper air-fuel mixture
• Helps resolve rough idling and poor fuel economy
• Reduces emissions by ensuring correct exhaust gas readings
• Prevents check engine light related to oxygen sensor faults
• Supports smooth engine performance and drivability

Installation Notes and Tips

When installing the Denso 234-4515 oxygen sensor, ensure the engine and exhaust system are cool to avoid burns. Use appropriate tools to avoid damaging the threaded mounting. Verify the connector gender matches the vehicle harness before installation. It is recommended to apply anti-seize compound on the threads to facilitate future removal. Follow vehicle-specific service manual instructions for torque specifications and sensor location.

Quality Assurance and Warranty Information

Denso OE Style oxygen sensors are manufactured to meet strict quality standards and original equipment specifications. While specific warranty details may vary, Denso typically offers coverage against defects in materials and workmanship. This ensures that the 234-4515 oxygen sensor provides dependable performance for Lexus LS460 and LS600h vehicles.