Denso 234-4359 Oxygen Sensor - Downstream

Reliable Oxygen Sensor for Honda CR-V Emission Control

The Denso OE Style Oxygen Sensor 234-4359 is designed specifically for Honda CR-V models, ensuring precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a 19.88-inch wiring harness for straightforward installation.

• Heated oxygen sensor for accurate exhaust gas monitoring
• Specific fit for Honda CR-V vehicles
• Threaded mounting with 0.708-inch thread diameter
• 19.88-inch wiring harness length with 4 wires
• Female connector for secure electrical connection

About the Denso OE Style Product Line

The Denso OE Style line offers oxygen sensors engineered to meet original equipment specifications. This ensures compatibility and performance that align closely with factory-installed parts. The 234-4359 sensor maintains the quality and reliability expected from Denso, providing a direct replacement solution for Honda CR-V emission systems.

Detailed Product Description

This Denso oxygen sensor 234-4359 is a heated sensor designed to provide accurate feedback to the engine control unit by measuring oxygen levels in the exhaust gases. The sensor’s 4-wire configuration supports heating elements that reduce warm-up time, improving emissions control during cold starts. Its specific fitment for Honda CR-V models guarantees proper thread diameter and connector compatibility, minimizing installation issues. The 19.88-inch wiring harness length offers sufficient reach for typical engine bay layouts, while the female connector ensures a secure and reliable electrical connection.

Common Issues Addressed by This Oxygen Sensor

• Check engine light triggered by faulty oxygen sensor readings
• Poor fuel economy due to incorrect air-fuel mixture
• Increased emissions and failed emissions tests
• Engine hesitation or rough idling caused by sensor malfunction
• Delayed catalytic converter response impacting exhaust performance

Installation Notes and Tips

When installing the Denso 234-4359 oxygen sensor on a Honda CR-V, ensure the engine is cool to avoid burns. Use an oxygen sensor socket or appropriate wrench to remove the old sensor carefully. Verify the thread diameter of 0.708 inches matches the mounting port. Connect the female connector securely to the vehicle’s wiring harness, confirming all four wires are properly seated. Avoid twisting or stretching the wiring harness beyond its 19.88-inch length to prevent damage.

Quality Assurance and Warranty

Denso OE Style oxygen sensors are manufactured to meet strict quality standards, ensuring durability and reliable performance. While specific warranty details may vary, Denso parts typically come with a limited warranty covering defects in materials and workmanship. This oxygen sensor is engineered to provide consistent operation within Honda CR-V emission control systems.