Bosch 13476 Oxygen Sensor - Upstream

Reliable Oxygen Sensor for Land Rover LR3 and Range Rover Sport

The Bosch Validated Oxygen Sensor 13476 is designed specifically for Land Rover LR3 and Range Rover Sport models. This wide-band oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions control.

• Heated oxygen sensor for faster warm-up and accurate readings
• Specific fit for Land Rover LR3 and Range Rover Sport vehicles
• 4-wire design with blade terminal type and male connector
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Durable metal housing finished in steel for long-lasting use
• Includes wiring harness with 5.8-inch length and rectangular male connector
• Standard replacement grade for reliable emission control

About the Bosch Validated Oxygen Sensor Line

The Bosch Validated Oxygen Sensor product line focuses on delivering precise and dependable sensors that meet OEM specifications. This line is engineered to provide accurate wide-band oxygen sensing, which is critical for modern engine management systems. The 13476 sensor is part of this line, ensuring compatibility and performance for specific Land Rover models.

Product Details and Specifications

This Bosch oxygen sensor features a heated element to reduce warm-up time, improving sensor response and engine efficiency. The sensor uses a wide-band design, allowing for precise measurement of oxygen levels in the exhaust gases. It has a 4-wire configuration with blade terminals and a male rectangular connector, facilitating straightforward electrical connections. The sensor mounts via a threaded design with an 18 mm diameter and 22 mm hex size, compatible with factory mounting points. The metal housing finished in steel provides durability against harsh engine conditions. The included wiring harness measures 5.8 inches, with an overall length of 9.3 inches from sealing surface to connector end.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for improved fuel efficiency
• Helps resolve check engine light codes related to oxygen sensor faults
• Supports proper emissions control to meet regulatory standards
• Reduces rough idling and engine performance issues caused by faulty sensors
• Prevents increased exhaust emissions due to sensor degradation

Installation Notes and Tips

Installation requires removal of the old oxygen sensor using a 22 mm oxygen sensor socket. Ensure the threaded mounting hole is clean before installing the new sensor. The 4-wire connector should be securely attached to the vehicle’s wiring harness, matching the male blade terminals and rectangular connector shape. No mounting bracket is included, as the sensor mounts directly via threading. Verify sensor orientation and torque specifications according to Land Rover service guidelines.

Quality Assurance and Warranty

The Bosch Validated Oxygen Sensor 13476 is manufactured to meet OEM standards for fit, form, and function. Bosch provides quality assurance through rigorous testing to ensure sensor reliability and durability. This sensor is a standard replacement grade part designed to maintain proper emissions control and engine performance. Warranty details should be confirmed with the point of purchase or Bosch directly.