Walker 250-24752 Oxygen Sensor - Downstream Left or Downstream Right

Overview of Walker 250-24752 Oxygen Sensor

The Walker 250-24752 oxygen sensor is designed specifically for select Dodge and Mercedes-Benz vehicles, including the ML450, SLS AMG, Sprinter 2500, and Sprinter 3500 models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance through precise air-fuel mixture monitoring.

• Heated sensor type for faster response times
• Specific fit for Dodge ML450, Mercedes-Benz SLS AMG, Sprinter 2500, and Sprinter 3500
• 26.1-inch wiring harness length with 22 gauge wire
• Four-wire configuration with radiused polygon female connector
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 29.65 inches for proper installation

Detailed Product Features and Specifications

This Walker oxygen sensor (part number 250-24752) features a heated sensor element that allows it to reach operating temperature quickly, improving emissions accuracy and reducing engine warm-up time. The sensor includes a 26.1-inch wiring harness made with 22 gauge wire, providing reliable electrical connectivity. Its four-wire design supports both the sensor signal and heater circuit, ensuring consistent performance. The connector is a radiused polygon female type, designed for a secure and precise fit. The sensor mounts via a threaded connection with an 18.0 mm diameter, and the overall length of 29.65 inches accommodates proper placement within the exhaust system.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed factory specifications. This oxygen sensor is part of that line, ensuring compatibility and performance tailored to the specific needs of Dodge and Mercedes-Benz vehicles. Using a Walker Products OE sensor helps maintain the integrity of the vehicle’s emissions system and supports compliance with environmental regulations.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for engine control units
• Helps resolve check engine light triggers related to oxygen sensor faults
• Improves fuel efficiency by providing precise emissions data
• Reduces harmful exhaust emissions by maintaining proper combustion
• Prevents drivability issues caused by faulty oxygen sensors

Installation Notes and Tips

When installing the Walker 250-24752 oxygen sensor, ensure the vehicle is compatible with this specific fitment for Dodge ML450, Mercedes-Benz SLS AMG, Sprinter 2500, or Sprinter 3500 models. Use appropriate tools to avoid damaging the threaded mounting or connector. Verify the wiring harness length and connector type match the vehicle’s harness to ensure a secure connection. It is recommended to replace the sensor when the engine is cool to prevent injury and to apply anti-seize compound on the threads if not pre-applied.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict quality standards, ensuring durability and reliable performance. This part number 250-24752 undergoes rigorous testing to comply with emissions control requirements. Warranty coverage details should be confirmed with the product documentation or supplier, as it may vary by region.