Bosch 15708 Oxygen Sensor - Upstream or Upstream Right

Overview of Bosch Engineered Oxygen Sensor 15708

The Bosch Engineered Oxygen Sensor 15708 is designed specifically for select Ford and Mazda vehicles, including the Mazda 626, MX-6, and Ford Probe models. This narrow-band heated oxygen sensor provides reliable emission control by accurately monitoring exhaust gases to optimize engine performance.

• Specific fit for Ford and Mazda vehicles (626, MX-6, Probe)
• Heated narrow-band oxygen sensor for precise air-fuel ratio measurement
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• 16.4-inch wiring harness length with 4-wire blade terminals and male rectangular connector
• Standard replacement grade with metal housing and steel finish
• Overall length of 20.1 inches and 0.26 lb weight
• Wiring harness included for direct installation

Detailed Product Features and Specifications

The Bosch Engineered Oxygen Sensor 15708 features a narrow-band heated sensor type that ensures accurate detection of oxygen levels in the exhaust system. Its 4-wire configuration includes blade terminals and a male rectangular connector, facilitating a secure and reliable electrical connection. The sensor’s metal housing and steel finish provide durability under high-temperature conditions. With a threaded mounting type and an 18 mm thread diameter, installation is straightforward and compatible with the specified vehicle models. The wiring harness length of 16.4 inches and overall length of 20.1 inches allow for proper fitment and routing within the engine bay.

About the Bosch Engineered Oxygen Sensor Line

The Bosch Engineered Oxygen Sensor line is developed to meet or exceed OEM specifications for emission control sensors. This product line focuses on delivering precise sensor performance and durability, ensuring that vehicles maintain optimal engine efficiency and comply with emission standards. The 15708 sensor is part of this line, offering a specific fit and reliable operation for Ford and Mazda applications.

Common Applications and Problem Resolution

• Replacement for faulty or failing oxygen sensors in Mazda 626, MX-6, and Ford Probe
• Helps resolve engine performance issues related to incorrect air-fuel mixture
• Addresses check engine light triggers caused by oxygen sensor faults
• Improves fuel efficiency by providing accurate exhaust gas readings
• Supports emission control compliance by monitoring exhaust oxygen levels

Installation Notes and Tips

When installing the Bosch Engineered Oxygen Sensor 15708, ensure the vehicle is compatible with this specific part number. The sensor’s threaded mounting requires an 18 mm thread size and 22 mm hex wrench for proper tightening. The included wiring harness with 4 blade terminals and a male rectangular connector should be connected securely to avoid electrical issues. Avoid over-tightening to prevent damage to the sensor or exhaust manifold threads. It is recommended to inspect the wiring and connector for any signs of wear or corrosion before installation.

Quality Assurance and Warranty

This Bosch oxygen sensor is manufactured to meet industry standards for emission control components. It features a durable metal housing and heated sensor element designed for long service life. While specific warranty details are not provided here, Bosch products typically come with a limited warranty covering defects in materials and workmanship. Refer to Bosch or the vehicle manufacturer’s guidelines for warranty coverage and installation recommendations.