Walker 250-24686 Oxygen Sensor - Downstream Left or Downstream Right

Overview of Walker Products OE Oxygen Sensor 250-24686

The Walker Products OE Oxygen Sensor 250-24686 is designed specifically for select Mercedes-Benz models, including the C300, E350, and GL450. This heated oxygen sensor features a 17.24-inch wiring harness and a radiused polygon female connector, ensuring precise fitment and reliable performance.

• Heated oxygen sensor for accurate emissions control
• Specific fit for Mercedes-Benz models such as C300, E350, and ML350
• 17.24-inch wiring harness length with 22-gauge wire
• Threaded mounting type with 18.0 mm thread diameter
• Four-wire configuration with radiused polygon female connector
• Overall length of 20.79 inches for proper installation

Detailed Product Features and Specifications

This oxygen sensor from Walker Products OE is engineered with a heated sensor element to provide faster response times and improved fuel efficiency. The 22-gauge wire ensures durability and signal integrity, while the 17.24-inch wiring harness length offers flexibility during installation. The sensor’s threaded mounting type with an 18.0 mm diameter allows for secure attachment in the exhaust system. The radiused polygon female connector is designed for a specific fit, reducing the risk of connection issues. Compatible with a range of Mercedes-Benz vehicles, including AMG and non-AMG variants, this sensor supports optimal engine management and emissions control.

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 it matches the fit, form, and function required by Mercedes-Benz vehicles. Walker Products OE parts are designed to integrate seamlessly with existing vehicle systems, providing reliable performance and compliance with emissions standards.

Common Applications and Issues Addressed

• Restores accurate oxygen level readings for engine control units
• Helps resolve rough idling and poor fuel economy
• Reduces emissions by ensuring proper air-fuel mixture
• Prevents check engine light triggers related to sensor faults
• Supports smooth acceleration and engine performance

Installation Notes and Tips

When installing the Walker Products OE oxygen sensor 250-24686, ensure the vehicle is compatible with the specific fitment list, including Mercedes-Benz C300, E350, and GL450 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 proper 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 specified by the vehicle manufacturer.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring durability and reliable operation. While specific warranty details for part number 250-24686 may vary, Walker typically offers coverage against defects in materials and workmanship. Always consult product documentation or the vehicle manufacturer for warranty terms related to this oxygen sensor.