Bosch 18202 Oxygen Sensor - Upstream Right

Reliable Oxygen Sensor for Volkswagen Atlas and Atlas Cross Sport

The Bosch Validated Oxygen Sensor 18202 is designed specifically for Volkswagen Atlas and Atlas Cross Sport models. This heated, wide-band oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions control.

• Heated oxygen sensor for faster response times
• Specific fit for Volkswagen Atlas and Atlas Cross Sport
• Wide-band sensor type for precise air-fuel ratio measurement
• 27.6-inch wiring harness with 5 wires and blade terminals
• Threaded mounting type with 18 mm thread diameter
• Durable metal housing with steel finish
• Connector features a rectangular shape with male gender terminals
• Includes wiring harness for direct replacement
• Standard replacement grade for reliable performance
• Hex size of 22 mm for installation

About the Bosch Validated Oxygen Sensor Line

The Bosch Validated Oxygen Sensor line offers sensors that meet strict quality and performance standards. These sensors are engineered to provide accurate and consistent readings, helping maintain emissions compliance and engine efficiency. The 18202 part number is part of this line, ensuring it meets Bosch's validation criteria for fitment and function on Volkswagen Atlas and Atlas Cross Sport vehicles.

Product Details and Specifications

This oxygen sensor features a heated design to reduce warm-up time, improving sensor response and engine management. The wide-band sensor type allows for precise measurement of oxygen levels in the exhaust, which is critical for maintaining the correct air-fuel ratio. The sensor includes a 27.6-inch wiring harness with 5 wires terminated in blade-style terminals, and a rectangular male connector for secure electrical connections. The sensor mounts via a threaded 18 mm diameter fitting and has a 22 mm hex size for installation tools. Constructed with a metal housing finished in steel, it offers durability under high-temperature exhaust conditions. The overall length from sealing surface to connector end is approximately 29.9 inches, providing ample reach for proper installation.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for Volkswagen Atlas and Atlas Cross Sport
• Resolves engine performance issues related to faulty oxygen sensors
• Helps correct rough idling and poor fuel economy
• Supports emissions system compliance and reduces exhaust pollutants
• Eliminates check engine light codes related to oxygen sensor faults

Installation Notes and Tips

Ensure the vehicle is cool before removing the old oxygen sensor to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the wiring harness length and connector type match the vehicle’s factory setup. The threaded mounting requires proper torque to avoid exhaust leaks. Since this is a specific fit sensor for Volkswagen Atlas and Atlas Cross Sport, confirm compatibility with your vehicle’s year and engine configuration before installation.

Quality Assurance and Warranty

The Bosch Validated Oxygen Sensor 18202 is manufactured to meet OEM standards for fit, form, and function. Bosch quality control ensures consistent sensor performance and durability. While specific warranty details are not provided here, Bosch typically offers limited warranties on their oxygen sensors to cover defects in materials and workmanship.