Denso 234-4011 Oxygen Sensor - Upstream

Overview of Denso OE Style Oxygen Sensor 234-4011

The Denso OE Style Oxygen Sensor 234-4011 is designed specifically for select Acura and Honda models, including the Civic, Civic del Sol, CR-V, Integra, and Prelude. This heated oxygen sensor features a threaded mounting type and a male connector, ensuring a precise fit and reliable performance.

• Heated oxygen sensor for accurate emissions control
• Specific fit for Acura and Honda vehicles
• Threaded mounting with 0.708 inch thread diameter
• 11.81-inch wiring harness length for optimal installation
• Four-wire design with male connector for secure connection

Detailed Product Description

The Denso 234-4011 oxygen sensor is engineered to meet the exact specifications of your Acura or Honda vehicle. Its heated sensor type allows for quicker activation and improved fuel efficiency by providing accurate oxygen level readings to the engine control unit. The sensor’s 11.81-inch wiring harness length and four-wire configuration with a male connector ensure compatibility and ease of installation. The threaded mounting type with a 0.708-inch diameter guarantees a secure fit in the exhaust system.

About the OE Style Product Line

The Denso OE Style line is designed to replicate the original equipment specifications for direct replacement applications. This ensures that the 234-4011 oxygen sensor maintains the performance and reliability expected from factory-installed parts, making it a suitable choice for maintaining your Acura or Honda’s emission control system.

Common Applications and Issues Addressed

• Restores proper air-fuel mixture readings for engine control
• Helps resolve rough idling and poor fuel economy
• Reduces emissions by ensuring accurate sensor feedback
• Prevents check engine light related to oxygen sensor faults
• Improves overall engine performance and drivability

Installation Notes and Tips

When installing the Denso 234-4011 oxygen sensor, ensure the threaded mounting hole is clean and free of debris. The 11.81-inch wiring harness length provides flexibility for routing, but avoid sharp bends or contact with hot exhaust components. Confirm the male connector securely mates with the vehicle’s wiring harness to prevent electrical issues.

Quality Assurance and Warranty

Denso manufactures the 234-4011 oxygen sensor to meet strict quality standards, ensuring durability and consistent performance. This part is backed by Denso’s commitment to reliability, although specific warranty details should be confirmed with the parts provider or vehicle manufacturer.