Denso 234-4927 Oxygen Sensor - Downstream, Downstream Left or Downstream Right

Reliable Oxygen Sensor for Lexus and Toyota Vehicles

The Denso OE Style 234-4927 oxygen sensor is designed specifically for select Lexus and Toyota models, including the 4Runner, Camry, and Tacoma. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance.

• Heated sensor type for faster response times
• Specific fit for Lexus and Toyota models such as Avalon, ES350, and Land Cruiser
• Threaded mounting type with 0.708 thread diameter
• 9.76-inch wiring harness length with 4 wires and male connector
• Part number 234-4927 for precise replacement

About the Denso OE Style Product Line

The OE Style line from Denso offers oxygen sensors engineered to meet original equipment specifications. The 234-4927 sensor maintains factory-level fit, form, and function, providing a direct replacement for the original sensor in compatible Lexus and Toyota vehicles. This ensures reliable emissions control and engine management without modification.

Detailed Product Description

This Denso oxygen sensor features a heated design that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The sensor includes a 9.76-inch wiring harness with four wires and a male connector, facilitating straightforward installation. Its threaded mounting type with a 0.708-inch diameter ensures a secure fit in the exhaust system. The sensor is specifically designed for models such as the Lexus GX460, LX570, and Toyota Tundra, providing accurate oxygen level readings to the engine control unit.

Common Applications and Issues Addressed

• Restores proper air-fuel mixture readings for improved engine performance
• Resolves check engine light triggers related to oxygen sensor faults
• Helps reduce harmful emissions by maintaining accurate sensor data
• Prevents rough idling and poor fuel economy caused by faulty sensors
• Supports compliance with emissions regulations for Lexus and Toyota vehicles

Installation Notes and Tips

When installing the Denso 234-4927 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the wiring harness. Verify the sensor’s connector matches the vehicle’s male connector for a proper fit. Thread the sensor carefully to prevent cross-threading and torque to manufacturer specifications.

Quality Assurance and Warranty

Denso OE Style oxygen sensors are manufactured to meet strict quality standards, ensuring durability and reliable performance. This part number 234-4927 undergoes rigorous testing to comply with OEM specifications. Warranty coverage details should be confirmed with the original parts provider or vehicle manufacturer.