Walker 250-24153 Oxygen Sensor - Downstream or Upstream

Overview of Walker 250-24153 Oxygen Sensor

The Walker 250-24153 oxygen sensor is designed specifically for select Lexus and Toyota models, including the 4Runner, Land Cruiser, LX450, Previa, T100, and Tacoma. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases.

• Heated sensor type for faster response times
• Specific fit for Lexus and Toyota vehicles
• 19.41-inch wiring harness length for precise installation
• 4-wire configuration with 20 gauge wire for reliable signal transmission
• Radiused polygon male connector for secure connection
• 18.0 mm thread diameter with flange mount for stable placement
• Overall length of 22.95 inches to accommodate vehicle design

Walker Products OE Brand Line Details

The Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed OEM specifications. The 250-24153 oxygen sensor from this line is engineered to provide consistent performance and durability, matching the exact fit and function required by Lexus and Toyota vehicles. This ensures compatibility and reliable operation within the vehicle’s emission control system.

Product Description and Features

This oxygen sensor features a heated design that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 4-wire setup includes two wires for the heater circuit and two for the sensor signal, ensuring accurate data transmission to the engine control unit. The radiused polygon male connector and flange mount provide a secure and precise fit, minimizing installation issues. With a wiring harness length of 19.41 inches and an overall length of 22.95 inches, this sensor is tailored for specific Lexus and Toyota models, including the 4Runner, Land Cruiser, LX450, Previa, T100, and Tacoma.

Common Applications and Issues Addressed

• Helps maintain proper air-fuel mixture for efficient combustion
• Reduces harmful emissions by providing accurate oxygen level readings
• Prevents engine performance problems such as rough idling or hesitation
• Resolves check engine light triggers related to oxygen sensor faults
• Supports compliance with emissions regulations for Lexus and Toyota vehicles

Installation Notes and Tips

When installing the Walker 250-24153 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct tools to avoid damaging the 18.0 mm threaded flange mount. Verify the connector shape and gender match the vehicle’s wiring harness to ensure a secure connection. Proper torque specifications should be followed to prevent leaks or sensor damage. It is recommended to inspect the wiring harness for any wear or damage before installation.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable performance and durability. While specific warranty details for part number 250-24153 may vary, Walker typically offers coverage against defects in materials and workmanship. This oxygen sensor is designed to provide consistent operation within the emission control system of compatible Lexus and Toyota models.