Walker 250-21002 Oxygen Sensor - Upstream

Overview of Walker Products OE Oxygen Sensor 250-21002

The Walker Products OE Oxygen Sensor 250-21002 is designed specifically for select Chrysler, Dodge, and Plymouth vehicles. This non-heated oxygen sensor features a threaded mounting type and a radiused polygon female connector, ensuring precise fitment and reliable emission control performance.

• Wiring harness length: 4.45 inches
• Wire gauge measurement: 20 gauge
• Sensor type: Non heated
• Specific fit for Chrysler, Dodge, and Plymouth models
• Connector shape: Radiused polygon with female gender
• Thread diameter: 18.0 mm
• Overall length: 7.99 inches
• Threaded mounting type for secure installation
• Single wire quantity

Detailed Product Description

This Walker Products OE oxygen sensor (part number 250-21002) is engineered to meet the exact specifications of various Chrysler, Dodge, and Plymouth vehicles, including models such as the Caravan, Charger, LeBaron, and Town & Country. The sensor’s non-heated design and 20-gauge wire ensure accurate oxygen level readings for optimal engine performance and emissions control. Its 4.45-inch wiring harness length and radiused polygon female connector provide a secure and precise connection, while the 18.0 mm threaded mounting type allows for straightforward installation. The overall length of 7.99 inches supports compatibility with the designated vehicle applications.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering original equipment quality parts that match or exceed factory specifications. This oxygen sensor is part of that line, ensuring it meets the durability and performance standards required for emission control systems in Chrysler, Dodge, and Plymouth vehicles. Using a Walker Products OE sensor helps maintain proper engine function and emissions compliance.

Common Applications and Issues Addressed

• Replacement for faulty or failing oxygen sensors in Chrysler, Dodge, and Plymouth models
• Helps resolve engine performance issues related to incorrect air-fuel mixture readings
• Reduces emissions by providing accurate oxygen level data to the engine control unit
• Prevents check engine light triggers caused by sensor malfunctions
• Improves fuel efficiency by ensuring proper combustion monitoring

Installation Notes and Tips

• Ensure vehicle compatibility by verifying model and year before installation
• Use appropriate tools to remove the old sensor and install the new threaded sensor securely
• Handle the sensor wiring carefully to avoid damage to the 20-gauge wire and connector
• Check for proper connector engagement with the radiused polygon female connector
• Follow vehicle manufacturer torque specifications for sensor installation

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet stringent quality standards for emission control components. While specific warranty details for part number 250-21002 may vary, Walker typically offers coverage against defects in materials and workmanship. Using this sensor supports compliance with emission regulations and helps maintain vehicle performance.