Denso 234-4225 Oxygen Sensor - Downstream

Reliable Oxygen Sensor for Accurate Emission Control

The Denso OE Style Oxygen Sensor 234-4225 is designed to provide precise air-fuel mixture readings for optimal engine performance. This heated oxygen sensor features a specific fitment, ensuring compatibility with select vehicle makes and models for accurate emission control.

• Heated sensor type for faster response times
• Specific fitment for precise vehicle compatibility
• 18.90-inch wiring harness length for flexible installation
• Four-wire design with male connector for secure connections
• Threaded mounting type with 0.708-inch thread diameter

About the Denso OE Style Product Line

The OE Style line from Denso focuses on delivering oxygen sensors that meet original equipment specifications. This ensures that the 234-4225 sensor maintains factory-level performance and durability. Designed to match the exact fit and function of the original sensor, the OE Style series supports reliable emission control and engine efficiency.

Detailed Product Description

The Denso 234-4225 oxygen sensor is a heated sensor equipped with four wires, including a male connector, to provide accurate and timely feedback to the engine control unit. Its 18.90-inch wiring harness length allows for convenient routing during installation. The sensor’s threaded mounting type with a 0.708-inch diameter ensures a secure and proper fit in the exhaust system. This specific fit sensor is engineered to work with particular vehicle makes and models, supporting precise emission monitoring and control.

Common Applications and Issues Addressed

• Helps resolve rough idling caused by incorrect air-fuel mixture
• Reduces engine hesitation and stalling issues
• Improves fuel efficiency by providing accurate oxygen level data
• Prevents increased emissions and failed emissions tests
• Addresses check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

Ensure the vehicle is compatible with the Denso 234-4225 oxygen sensor before installation. The sensor’s threaded mounting requires proper torque to avoid leaks or damage. Handle the wiring harness carefully to prevent connector damage. It is recommended to use anti-seize compound on the threads if specified by the vehicle manufacturer. Verify all electrical connections are secure to maintain sensor functionality.

Quality Assurance and Warranty

Denso OE Style oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details for part number 234-4225 should be confirmed with the vehicle manufacturer or supplier, Denso products typically come with a limited warranty covering defects in materials and workmanship.