Walker 250-24843 Oxygen Sensor - Downstream, Downstream Right or Upstream

Overview of Walker 250-24843 Oxygen Sensor for Volkswagen Vehicles

The Walker 250-24843 oxygen sensor is designed specifically for select Volkswagen models including the Beetle, Cabrio, EuroVan, Jetta, Passat, and Touareg. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.

• Heated oxygen sensor with 4-wire configuration
• Specific fit for Volkswagen models
• 46.77-inch wiring harness length for flexible installation
• 22 gauge wire for reliable signal transmission
• Radiused polygon male connector for secure connection
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 50.31 inches for proper fitment

Detailed Features and Specifications

This Walker oxygen sensor (part number 250-24843) features a heated sensor type that allows for quicker activation and more accurate readings under various operating conditions. The 4-wire design includes two wires for the heater circuit and two for the sensor signal, ensuring consistent performance. The wiring harness length of 46.77 inches provides ample reach for installation in the exhaust system of Volkswagen Beetle, Cabrio, EuroVan, Jetta, Passat, and Touareg models. The sensor’s 22 gauge wire measurement supports stable electrical conductivity, while the radiused polygon male connector ensures a secure and precise fit with the vehicle’s wiring harness. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation and reliable sealing in the exhaust manifold or pipe.

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 the Walker Products OE series, which emphasizes precise fitment and durability for emission control components. Using parts from this line helps maintain the integrity of the vehicle’s emissions system and supports compliance with environmental regulations.

Common Applications and Problem Resolution

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

Installation Notes and Tips

When installing the Walker 250-24843 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the wiring harness or connector. Verify the connector’s radiused polygon shape and male gender match the vehicle’s harness for a secure connection. Apply anti-seize compound on the threaded portion if recommended by the vehicle manufacturer to facilitate future removal. Confirm the sensor is threaded in securely without over-tightening to prevent damage.

Quality Assurance and Warranty

Walker oxygen sensors are manufactured to meet strict quality standards for emission control components. The 250-24843 sensor undergoes rigorous testing to ensure durability and reliable performance in Volkswagen vehicles. While specific warranty details may vary, Walker Products OE parts typically come with a limited warranty covering defects in materials and workmanship.