Denso 234-4794 Oxygen Sensor - Downstream, Downstream Left or Downstream Right

Reliable Oxygen Sensor for Jaguar and Land Rover Vehicles

The Denso OE Style Oxygen Sensor 234-4794 is designed specifically for select Jaguar and Land Rover models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle’s engine management system.

• Heated sensor type for faster response times
• Specific fit for Jaguar and Land Rover models including Discovery, F-Pace, F-Type, Range Rover, and more
• 12.01-inch wiring harness length for proper installation
• Four-wire design with male connector for secure connection
• Threaded mounting type with 0.708-inch thread diameter

About the Denso OE Style Product Line

The OE Style line from Denso offers oxygen sensors engineered to meet original equipment specifications. This ensures compatibility and performance that align with factory standards. The 234-4794 sensor maintains the quality and fitment expected from OE parts, making it a reliable replacement for Jaguar and Land Rover vehicles requiring precise emissions control components.

Detailed Product Description

This Denso oxygen sensor features a heated sensor element that accelerates the sensor’s warm-up time, improving emissions control during cold starts. The 12.01-inch wiring harness length and four-wire configuration with a male connector provide a secure and exact fit for specific Jaguar and Land Rover models such as the Range Rover Sport, XF, and XJ. The threaded mounting type with a 0.708-inch diameter ensures proper installation and sealing in the exhaust system.

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 and failed emissions tests
• Engine hesitation or rough idling caused by sensor malfunction
• Reduced engine performance linked to inaccurate sensor data

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns. Disconnect the battery to prevent electrical shorts. Use the correct tools to remove the old sensor and install the Denso 234-4794 oxygen sensor, verifying the 0.708-inch threaded fit. Confirm the four-wire connector is securely attached and routed without tension or interference. After installation, clear any diagnostic trouble codes and verify sensor operation with a scan tool.

Quality Assurance and Warranty

Denso OE Style oxygen sensors are manufactured to meet strict quality standards and original equipment specifications. This part number 234-4794 undergoes rigorous testing to ensure durability and reliable performance in Jaguar and Land Rover vehicles. Warranty coverage details should be confirmed with the parts provider or vehicle manufacturer.