Denso 234-5153 Air / Fuel Ratio Sensor - Upstream

Reliable Air/Fuel Ratio Sensor for Jaguar and Land Rover Vehicles

The Denso OE Style 234-5153 Air/Fuel Ratio Sensor is engineered to provide precise emissions control for select Jaguar and Land Rover models. Designed as a specific fit part, this heated sensor ensures accurate air-fuel mixture readings to maintain optimal engine performance and reduce emissions.

• Heated sensor type for faster response times
• Specific fit for Jaguar and Land Rover models including Discovery Sport, F-Type, Range Rover Evoque, XE, XF, XFR, XFR-S, XJ, XJR, and XJR575
• 22.09-inch wiring harness length for proper installation
• Five-wire configuration with male connector for secure connection
• Thread diameter of 0.711 inches for precise mounting
• Regular grade type ensuring standard durability and performance

About the Denso OE Style Product Line

The OE Style line from Denso focuses on delivering parts that meet original equipment specifications. The 234-5153 Air/Fuel Ratio Sensor is part of this line, offering a direct replacement solution that matches factory fit and function. This ensures compatibility and reliable operation within the emission control system of your Jaguar or Land Rover vehicle.

Detailed Product Description

This air/fuel ratio sensor plays a critical role in monitoring the oxygen content in the exhaust gases, allowing the engine control unit to adjust the fuel injection for optimal combustion. The heated sensor element reduces warm-up time, improving emissions control during cold starts. With a 22.09-inch wiring harness and a five-wire setup, the sensor integrates seamlessly with the vehicle’s existing wiring harness. The male connector and 0.711-inch thread diameter provide a secure and precise fit, minimizing installation issues.

Common Issues Addressed by This Sensor

• Incorrect air/fuel mixture readings causing poor fuel economy
• Check engine light triggered by faulty oxygen sensor signals
• Increased emissions due to inefficient combustion
• Engine performance problems such as rough idling or hesitation
• Failed emissions tests related to sensor malfunction

Installation Notes and Tips

Ensure the vehicle is cool before installation to avoid burns. Disconnect the battery to prevent electrical shorts. Use the correct tools to remove the old sensor and install the Denso 234-5153 sensor, verifying the 0.711-inch thread diameter matches the mounting port. Confirm the five-wire harness is properly connected to the male connector. After installation, clear any diagnostic trouble codes and perform a test drive to verify sensor operation.

Quality Assurance and Warranty

Denso OE Style sensors are manufactured to meet original equipment standards, ensuring reliable performance and durability. While specific warranty details may vary, Denso parts typically come with a limited warranty covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.