Bosch 13746 Oxygen Sensor - Upstream Front or Upstream Right

Reliable Oxygen Sensor for Hyundai and Kia Vehicles

The Bosch Validated Oxygen Sensor 13746 is designed specifically for select Hyundai and Kia models, including the Magentis, Optima, Santa Fe, Sonata, and Tiburon. This narrow-band heated oxygen sensor ensures accurate emission control and optimal engine performance.

• Specific fit for Hyundai and Kia vehicles
• Heated narrow-band oxygen sensor type
• Threaded mounting with 18 mm thread diameter and 22 mm hex size
• 14.3-inch wiring harness length with 4-wire blade terminals
• Durable metal housing with steel finish
• Includes wiring harness and male square connector
• Standard replacement grade for emission control sensors

About the Bosch Validated Oxygen Sensor Line

The Bosch Validated Oxygen Sensor product line focuses on delivering precise and reliable emission control components that meet OEM specifications. This line includes sensors that are tested and validated for specific vehicle applications, ensuring compatibility and performance. The 13746 oxygen sensor is part of this line, providing a direct fit and function for Hyundai and Kia models requiring a narrow-band heated sensor.

Product Details and Specifications

This Bosch oxygen sensor features a 4-wire design with blade-type terminals and a male square connector, facilitating straightforward installation and secure electrical connections. The sensor’s heated element helps it reach operating temperature quickly, improving fuel efficiency and reducing emissions. With a threaded mounting type and an 18 mm thread diameter, it fits precisely into the exhaust system. The overall length of 17.3 inches and wiring harness length of 14.3 inches provide adequate reach for proper placement. Constructed with a metal housing and steel finish, this sensor is built to withstand harsh engine conditions.

Common Applications and Issues Addressed

• Restores accurate air-fuel mixture readings for Hyundai Magentis and Kia Optima
• Helps resolve check engine light triggers related to oxygen sensor faults
• Improves fuel economy and reduces exhaust emissions on Santa Fe and Sonata models
• Prevents engine performance issues caused by faulty narrow-band sensors
• Ensures compliance with emission standards for Tiburon vehicles

Installation Notes and Tips

When installing the Bosch Validated Oxygen Sensor 13746, ensure the engine is cool 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 specifications. The threaded mounting requires proper torque to avoid exhaust leaks. No mounting bracket is included, so use the existing mounting point on the vehicle’s exhaust system.

Quality Assurance and Warranty

Bosch oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. The 13746 part number is a standard replacement grade sensor designed to meet OEM requirements. While specific warranty details may vary, Bosch typically offers coverage against defects in materials and workmanship for a defined period. Always consult the product documentation or vehicle manufacturer for warranty information.