Bosch 15294 Oxygen Sensor - Downstream

Reliable Oxygen Sensor for Chevrolet and Suzuki Vehicles

The Bosch Validated Oxygen Sensor 15294 is designed specifically for select Chevrolet and Suzuki models, including the Grand Vitara, SX4, Tracker, and Vitara. This narrow-band heated oxygen sensor ensures accurate emissions control and optimal engine performance.

• Specific fit for Chevrolet Grand Vitara, Suzuki SX4, Tracker, and Vitara
• Heated narrow-band oxygen sensor with threaded mounting
• 21.3-inch wiring harness length with 4-wire blade terminals
• Durable metal housing with a 22 mm hex size for installation
• Includes wiring harness and male square connector for secure connection

About the Bosch Validated Oxygen Sensor Line

The Bosch Validated Oxygen Sensor product line focuses on providing reliable, vehicle-specific oxygen sensors that meet OEM standards. The 15294 part number belongs to this line, ensuring compatibility and performance for emission control systems in Chevrolet and Suzuki vehicles. These sensors are engineered to deliver consistent readings and maintain emission compliance.

Product Details and Specifications

This Bosch oxygen sensor features a narrow-band heated design, which helps the sensor reach operating temperature quickly for accurate air-fuel mixture readings. The sensor has a threaded mounting type with an 18 mm thread diameter and an overall length of 25 inches, including a 21.3-inch wiring harness. The connector is a male, square-shaped design with 4 blade terminals, providing a secure and reliable electrical connection. Constructed with a metal housing finished in steel, this sensor weighs approximately 0.258 pounds and includes the wiring harness for straightforward installation.

Common Applications and Issues Addressed

• Restores proper oxygen sensor function in Chevrolet Grand Vitara and Suzuki SX4 emission systems
• Helps resolve engine performance issues related to faulty oxygen sensors
• Reduces emissions by providing accurate air-fuel ratio data to the engine control unit
• Prevents check engine light triggers caused by sensor failure
• Improves fuel efficiency by maintaining correct combustion parameters

Installation Notes and Tips

When installing the Bosch Validated Oxygen Sensor 15294, ensure the vehicle is compatible with this specific part number and model fitment. Use a 22 mm wrench or socket to remove and install the sensor securely. The threaded mounting requires proper torque to avoid leaks. The 4-wire blade terminal connector should be connected firmly to prevent electrical issues. No mounting bracket is included, so use the existing sensor location on the vehicle. Verify wiring harness routing to avoid contact with hot or moving parts.

Quality Assurance and Warranty

Bosch oxygen sensors are manufactured to meet strict quality standards, ensuring durability and reliable performance. The Bosch Validated Oxygen Sensor 15294 is a standard replacement part designed to meet OEM specifications. While specific warranty details are not provided here, Bosch typically offers limited warranties on their emission control components. Refer to Bosch documentation or your parts provider for warranty information.