Bosch 13842 Oxygen Sensor - Downstream or Upstream

Reliable Oxygen Sensor for Audi and Volkswagen Vehicles

The Bosch Actual OE Oxygen Sensor 13842 is designed specifically for select Audi and Volkswagen models, including the A4, A6, A8, EuroVan, and Passat. This narrow-band 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.

• Specific fit for Audi and Volkswagen models such as A4, A6, A8, EuroVan, and Passat
• Heated narrow-band oxygen sensor for improved response time
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Includes a 26.2-inch wiring harness with 4 male blade terminals and an oblong male connector
• Durable metal housing finished in steel for long-lasting performance
• Standard replacement grade ensuring reliable emissions control

About the Bosch Actual OE Oxygen Sensor Product Line

The Bosch Actual OE Oxygen Sensor line is engineered to meet original equipment specifications, providing a direct replacement for factory-installed sensors. This product line focuses on delivering precise sensor readings and compatibility with specific vehicle models, ensuring proper emissions system function and compliance with environmental standards. The 13842 sensor maintains the integrity of the vehicle’s emission control system by matching the original sensor’s design and performance characteristics.

Detailed Product Description and Specifications

This Bosch oxygen sensor features a narrow-band heated design, which allows it to reach operating temperature quickly for accurate air-fuel ratio monitoring. The sensor’s metal housing and threaded mounting type (18 mm thread diameter) provide a secure and durable installation. The wiring harness measures 26.2 inches in length and includes four wires with male blade terminals and an oblong male connector, facilitating a precise fit and reliable electrical connection. The overall length of the sensor is 29.9 inches, with a sealing surface to connector length of 28.7 inches, making it suitable for the specified Audi and Volkswagen models.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for proper engine fuel management
• Helps resolve check engine light codes related to oxygen sensor failure
• Improves fuel efficiency by ensuring correct air-fuel mixture readings
• Reduces harmful emissions by maintaining proper catalytic converter function
• Prevents rough idling and engine performance issues caused by faulty sensors

Installation Notes and Tips

When installing the Bosch 13842 oxygen sensor, ensure the engine is cool to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the sensor’s wiring harness length and connector type match the vehicle’s factory specifications. Thread the sensor carefully to avoid cross-threading and torque to manufacturer specifications. No mounting bracket is included, so use the existing mounting point on the vehicle.

Quality Assurance and Warranty

Bosch oxygen sensors are manufactured to meet strict quality standards and are tested for durability and performance. The Actual OE Oxygen Sensor 13842 is a standard replacement part designed to meet original equipment specifications. While specific warranty details may vary, Bosch typically offers a limited warranty covering defects in materials and workmanship to ensure customer confidence in the product.