Bosch 15825 Oxygen Sensor - Downstream Left, Upstream or Upstream Right

Overview of Bosch Engineered Oxygen Sensor 15825

The Bosch Engineered Oxygen Sensor 15825 is designed specifically for select Dodge and Jeep models, including the Dakota, Durango, Grand Cherokee, and Ram 1500. This narrow-band heated oxygen sensor provides reliable emission control performance with a precise fit and durable construction.

• Specific fit for Dodge Dakota, Durango, Grand Cherokee, and Ram 1500
• Narrow-band heated oxygen sensor for accurate air-fuel mixture readings
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• 15.9-inch wiring harness length with 4-pin rectangular female connector
• Standard replacement grade with metal housing and steel finish
• Includes wiring harness and features a 19.3-inch overall length

Detailed Product Features and Specifications

The Bosch Engineered Oxygen Sensor 15825 is a narrow-band heated sensor designed to monitor oxygen levels in the exhaust gases of specific Dodge and Jeep vehicles. It features a threaded mounting type with an 18 mm thread diameter and a 22 mm hex size for secure installation. The sensor includes a 15.9-inch wiring harness with a 4-wire configuration and a rectangular female connector, ensuring compatibility with the vehicle’s existing wiring system. Constructed with a durable metal housing and finished in steel, this sensor is built to withstand harsh engine conditions. The overall length of 19.3 inches and a sealing surface to connector length of 18.1 inches provide the necessary reach for proper placement in the exhaust system.

About the Bosch Engineered Oxygen Sensor Line

The Bosch Engineered Oxygen Sensor line focuses on delivering precise emission control components tailored to specific vehicle applications. This product line emphasizes exact fitment and reliable sensor performance, helping maintain optimal engine efficiency and emissions compliance. The 15825 sensor exemplifies this approach by offering a direct replacement solution for Dodge and Jeep models, ensuring proper integration with factory systems.

Common Applications and Issues Addressed

• Replacement for faulty or failing oxygen sensors in Dodge Dakota, Durango, Grand Cherokee, and Ram 1500
• Helps resolve engine performance issues related to incorrect air-fuel mixture readings
• Reduces emissions by providing accurate oxygen level data to the engine control unit
• Prevents check engine light triggers caused by sensor malfunctions
• Supports fuel efficiency by maintaining proper combustion control

Installation Notes and Tips

Installation of the Bosch Engineered Oxygen Sensor 15825 requires a threaded mounting point with an 18 mm diameter. Use a 22 mm hex socket for removal and installation. Ensure the wiring harness is properly connected to the female rectangular connector with four terminals. No mounting bracket is included, so verify the existing mounting location is secure. It is recommended to inspect the wiring harness for damage and replace if necessary during installation.

Quality Assurance and Warranty

This Bosch oxygen sensor is manufactured to meet standard replacement grade specifications, ensuring consistent performance and durability. The metal housing and heated sensor design contribute to long service life under typical operating conditions. While specific warranty details are not provided here, Bosch products generally come with manufacturer-backed quality assurance to support reliable operation in compatible Dodge and Jeep vehicles.