Walker 350-34224 Oxygen Sensor - Downstream Rear or Upstream

Overview of Walker 350-34224 Oxygen Sensor

The Walker 350-34224 oxygen sensor is designed specifically for select Hyundai and Kia models, including the Sonata, Santa Fe, and Optima. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance by providing precise air-fuel mixture data.

• Heated oxygen sensor with 4-wire configuration
• Specific fit for Hyundai and Kia vehicles
• 27.09-inch wiring harness length for flexible installation
• Threaded mounting type with 18.0 mm thread diameter
• Radiused polygon male connector for secure connection
• Overall length of 30.63 inches
• 20 gauge wire for reliable signal transmission

Detailed Product Description

This Walker Products Aftermarket oxygen sensor (part number 350-34224) is engineered to meet the exact specifications of various Hyundai and Kia models such as the Magentis, Rondo, Sorento, Sedona, and Santa Fe XL. Featuring a heated sensor type, it quickly reaches operating temperature to provide accurate oxygen level readings, which are critical for maintaining efficient combustion and reducing emissions.

The sensor includes a 27.09-inch wiring harness and uses 20 gauge wire to ensure consistent electrical performance. Its 4-wire design supports both the sensor signal and heater circuit, improving responsiveness and durability. The radiused polygon male connector and threaded mounting type with an 18.0 mm thread diameter allow for a secure and precise fit, minimizing installation issues.

Walker Products Aftermarket Line

The Walker Products Aftermarket line focuses on delivering reliable emission control components that meet or exceed OEM standards. This oxygen sensor is part of that line, providing a direct replacement solution tailored for specific vehicle applications. The product line emphasizes compatibility and quality to support emission system integrity and vehicle performance.

Common Applications and Issues Addressed

• Restores proper air-fuel ratio monitoring in Hyundai Sonata and Kia Optima
• Resolves check engine light triggers related to oxygen sensor faults
• Improves fuel efficiency by providing accurate sensor data
• Reduces harmful emissions by ensuring correct sensor operation
• Prevents engine performance issues caused by faulty oxygen sensors

Installation Notes and Tips

When installing the Walker 350-34224 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct socket size for the 18.0 mm threaded sensor to prevent damage. Verify the connector matches the radiused polygon male design for a secure fit. Avoid twisting or stretching the 27.09-inch wiring harness during installation to maintain wire integrity.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards. While specific warranty details for part number 350-34224 should be confirmed at the point of purchase, Walker typically offers coverage against defects in materials and workmanship to ensure long-term reliability.