Denso 234-4926 Oxygen Sensor - Downstream or Downstream Right

Reliable Oxygen Sensor for Toyota Sequoia, Tacoma, and Tundra

The Denso OE Style Oxygen Sensor 234-4926 is designed specifically for select Toyota models, including the Sequoia, Tacoma, and Tundra. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance by providing precise air-fuel mixture data.

• Heated sensor type for faster response times
• Specific fit for Toyota Sequoia, Tacoma, and Tundra
• 16.22-inch wiring harness length for proper installation
• Four-wire design with male connector for secure connection
• Threaded mounting type with 0.708-inch thread diameter

About the Denso OE Style Product Line

The OE Style line from Denso offers oxygen sensors engineered to meet original equipment specifications. This ensures compatibility and performance that align closely with factory-installed parts. The 234-4926 oxygen sensor maintains the quality and reliability expected from Denso’s OE Style series, providing a direct replacement solution for Toyota vehicles.

Detailed Product Description

This Denso oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving emissions control and fuel efficiency. The sensor’s four-wire configuration includes two wires for the heater circuit and two for the sensor signal, ensuring accurate data transmission. With a 16.22-inch wiring harness, it offers sufficient length for proper routing and connection. The male connector and threaded mounting type with a 0.708-inch diameter provide a secure and precise fit, reducing the risk of leaks or sensor failure.

Common Applications and Issues Addressed

• Helps resolve check engine light triggers related to oxygen sensor faults
• Improves fuel economy by providing accurate air-fuel ratio data
• Reduces harmful emissions by ensuring proper catalytic converter function
• Prevents engine performance issues caused by faulty sensor readings
• Supports smooth engine idling and acceleration in Toyota Sequoia, Tacoma, and Tundra

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns. The 234-4926 oxygen sensor is a direct fit replacement designed for specific Toyota models, so no modifications to wiring or mounting are typically required. Use appropriate tools to remove the old sensor and install the new one, tightening to manufacturer torque specifications. Verify connector compatibility and secure wiring harness routing 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 for part number 234-4926 may vary, Denso products generally come with a limited warranty covering defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.