Denso 234-4956 Oxygen Sensor - Downstream

Overview of Denso OE Style Oxygen Sensor 234-4956

The Denso OE Style Oxygen Sensor 234-4956 is designed specifically for Hyundai Santa Fe Sport models. This heated oxygen sensor features a 28.90-inch wiring harness and a four-wire configuration to ensure precise emissions control and optimal engine performance.

• Heated oxygen sensor for faster activation
• Specific fit for Hyundai Santa Fe Sport
• 28.90-inch wiring harness length for proper installation
• Four-wire design for accurate signal transmission
• Part number 234-4956 for easy identification

Detailed Product Description

This Denso OE Style oxygen sensor is engineered to meet the exact specifications of the Hyundai Santa Fe Sport. The heated sensor type allows the unit to reach operating temperature quickly, improving fuel efficiency and reducing emissions. With a wiring harness length of 28.90 inches, it provides sufficient reach for a clean and secure connection. The four-wire design includes two wires for the heater circuit and two for the sensor signal, ensuring reliable data transmission to the vehicle’s engine control unit (ECU).

The OE Style product line from Denso focuses on delivering parts that match original equipment specifications, providing a direct replacement without modification. This ensures compatibility and performance consistent with factory-installed components.

Common Applications and Issues Addressed

• Restores accurate oxygen level readings for proper air-fuel mixture
• Helps resolve rough idling and engine hesitation
• Reduces increased emissions and failed emissions tests
• Prevents poor fuel economy caused by faulty sensors
• Eliminates check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

• Ensure vehicle is cool before sensor removal to avoid burns
• Use appropriate oxygen sensor socket for removal and installation
• Do not over-tighten sensor to prevent damage to threads
• Verify wiring harness length and connector compatibility with Hyundai Santa Fe Sport
• Clear any diagnostic trouble codes after installation

Quality Assurance and Warranty

Denso OE Style oxygen sensors are manufactured to meet strict quality standards and are designed to provide reliable performance over the life of the vehicle. While specific warranty details may vary, Denso typically offers coverage against defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.