Bosch 15169 Oxygen Sensor - Upstream

Reliable Oxygen Sensor for Subaru Forester and Impreza

The Bosch Validated Oxygen Sensor 15169 is designed specifically for Subaru Forester and Impreza models, ensuring precise emission control and optimal engine performance. This heated wide-band oxygen sensor provides accurate air-fuel mixture readings to help maintain efficient combustion and reduce emissions.

Key Features of Bosch Oxygen Sensor 15169

• Heated oxygen sensor for faster warm-up and accurate readings
• Specific fitment for Subaru Forester and Impreza vehicles
• Wide-band sensor type for precise air-fuel ratio measurement
• 19.8-inch wiring harness length with connector included
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• 4-wire configuration with female pin terminals and square connector shape
• Durable metal housing finished in steel for long-lasting use
• Standard replacement grade for reliable emission control

About the Bosch Validated Oxygen Sensor Line

The Bosch Validated Oxygen Sensor line is engineered to meet strict quality and performance standards, providing reliable emission control components for specific vehicle applications. The 15169 sensor is part of this line, offering a direct fit and compatibility with Subaru Forester and Impreza models. This ensures proper sensor function and integration with the vehicle’s engine management system.

Detailed Product Description

This Bosch oxygen sensor features a heated design that allows it to reach operating temperature quickly, improving sensor response time and accuracy. The wide-band sensor technology provides a broad measurement range of oxygen levels in the exhaust, enabling precise air-fuel ratio adjustments. With a 19.8-inch wiring harness and included connector, installation is straightforward. The sensor’s threaded mounting type with an 18 mm diameter and 22 mm hex size ensures secure attachment to the exhaust system. Constructed with a metal housing and finished in steel, this sensor is built to withstand harsh operating conditions.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for improved fuel efficiency
• Helps reduce harmful emissions by ensuring proper combustion
• Resolves check engine light triggers related to oxygen sensor faults
• Improves engine performance and drivability in Subaru Forester and Impreza
• Prevents potential damage to catalytic converters caused by faulty sensors

Installation Notes and Tips

Before installation, verify compatibility with your specific Subaru Forester or Impreza model year. Use the included wiring harness and connector for a direct plug-and-play fit. The sensor mounts via a threaded connection; apply anti-seize compound to the threads if recommended by the vehicle manufacturer. Tighten the sensor using a 22 mm hex socket to the specified torque. Avoid damaging the sensor tip during installation and ensure all electrical connections are secure.

Quality Assurance and Warranty

The Bosch Validated Oxygen Sensor 15169 is manufactured to meet OEM standards for fit, form, and function. Bosch provides quality assurance through rigorous testing to ensure durability and reliable performance. This sensor is a standard replacement part designed to maintain your vehicle’s emission control system integrity. Warranty details should be confirmed with the point of purchase or Bosch directly.