Bosch 18113 Oxygen Sensor - Upstream or Upstream Left

Reliable Oxygen Sensor for Ford, Mazda, and Mercury Vehicles

The Bosch Validated Oxygen Sensor 18113 is designed to provide accurate air-fuel mixture readings for improved engine performance and emissions control. Specifically engineered for select Ford, Mazda, and Mercury models, this wide-band oxygen sensor ensures precise monitoring of exhaust gases.

• Heated oxygen sensor for faster response times
• 16.9-inch wiring harness length with included harness
• Blade terminal type with male connector and terminal gender
• Specific fit for Ford Escape, Fusion, Transit series, Mazda Tribute, and Mercury Milan and Mariner
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Durable metal housing with steel finish
• Wide-band sensor type for accurate emissions data
• 5 wires and 8 terminals for reliable electrical connections
• Standard replacement grade for dependable performance

About the Bosch Validated Oxygen Sensor Line

The Bosch Validated Oxygen Sensor line is engineered to meet or exceed OEM specifications, providing reliable emissions control components for various vehicle applications. This product line focuses on delivering sensors that offer consistent performance and durability, making the Bosch Validated Oxygen Sensor 18113 a suitable replacement part for specific Ford, Mazda, and Mercury models.

Product Details and Specifications

This Bosch oxygen sensor features a heated design to reduce warm-up time and improve sensor accuracy under various operating conditions. The 16.9-inch wiring harness, included with the sensor, allows for straightforward installation and connection. The sensor uses a blade terminal type with a male connector and terminal gender, ensuring compatibility with factory wiring. Its metal housing and steel finish provide durability against harsh engine environments. The threaded mounting type with an 18 mm diameter and 22 mm hex size allows for secure and proper installation. This wide-band oxygen sensor is designed to deliver precise air-fuel ratio measurements, essential for optimal engine management and emissions control.

Common Applications and Issues Addressed

• Replacement for faulty or failing oxygen sensors in Ford Escape, Fusion, Transit-150, Transit-250, Transit-350, Transit-350 HD
• Restores accurate air-fuel mixture readings in Mazda Tribute and Mercury Milan and Mariner
• Helps resolve engine performance issues related to poor fuel economy or rough idling
• Assists in reducing harmful emissions by providing accurate sensor data to the engine control unit
• Prevents check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

Ensure the engine is cool before beginning installation 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. Do not overtighten the sensor; torque to manufacturer specifications to avoid damage. The Bosch Validated Oxygen Sensor 18113 is a direct fit replacement designed for specific Ford, Mazda, and Mercury models, so confirm vehicle compatibility before installation.

Quality Assurance and Warranty

Bosch manufactures this oxygen sensor to meet strict quality standards, ensuring reliable performance and durability. The Bosch Validated Oxygen Sensor 18113 is a standard replacement grade part designed to provide consistent operation within OEM tolerances. Warranty coverage details should be confirmed with the point of purchase or Bosch directly.