Denso 234-5150 Air / Fuel Ratio Sensor - Upstream

Overview of the Denso OE Style Air/Fuel Ratio Sensor 234-5150

The Denso OE Style Air/Fuel Ratio Sensor 234-5150 is designed specifically for select Chrysler, Dodge, Fiat, Jeep, and Ram vehicles. This heated sensor ensures accurate air and fuel mixture readings to support optimal engine performance and emissions control.

• Heated sensor type for faster response times
• Specific fit for Chrysler, Dodge, Fiat, Jeep, and Ram models
• Wiring harness length of 20.47 inches with 5 wires
• Male connector with 0.711 thread diameter
• Regular grade type for reliable operation

Detailed Product Features and Specifications

The Denso 234-5150 air/fuel ratio sensor features a heated sensor element that allows it to reach operating temperature quickly, improving sensor response and reducing emissions during cold starts. The wiring harness length of 20.47 inches provides sufficient reach for installation in the engine bay, while the 5-wire configuration supports accurate signal transmission. This sensor is designed with a male connector and a thread diameter of 0.711 inches, ensuring a secure and precise fit. It is a specific fit part, compatible with various models including the Chrysler 200, Dodge Dart, Jeep Cherokee, Jeep Compass, Jeep Renegade, Jeep Wrangler JK, Fiat 500X, and Ram ProMaster City.

About the Denso OE Style Product Line

The OE Style line from Denso focuses on delivering parts that meet original equipment specifications for fit, form, and function. The 234-5150 air/fuel ratio sensor is engineered to match the exact requirements of the vehicles it serves, providing a direct replacement that maintains factory performance and emissions standards.

Common Applications and Issues Addressed

• Helps maintain proper air/fuel mixture for efficient combustion
• Reduces engine hesitation and rough idling caused by faulty sensors
• Prevents increased emissions and failed emissions tests
• Addresses check engine light triggers related to air/fuel ratio sensor faults
• Supports fuel economy by ensuring accurate sensor readings

Installation Notes and Tips

When installing the Denso 234-5150 sensor, ensure the engine is cool to avoid burns. Use the correct tools to avoid damaging the 0.711 thread diameter fitting. Verify the wiring harness length of 20.47 inches is sufficient for your vehicle’s sensor location. Confirm the male connector aligns properly with the vehicle’s wiring harness to ensure a secure connection. Follow vehicle-specific service manual instructions for sensor replacement procedures.

Quality Assurance and Warranty Information

Denso manufactures the 234-5150 air/fuel ratio sensor to meet strict quality standards, ensuring durability and reliable performance. The OE Style product line is designed to meet or exceed OEM specifications. Warranty coverage details should be confirmed with the parts distributor or vehicle manufacturer, as they may vary by region and application.