{"product_id":"walker-250-24405-oxygen-sensor","title":"Walker 250-24405 Oxygen Sensor","description":"\u003ch2\u003eOverview of Walker 250-24405 Oxygen Sensor for Audi Vehicles\u003c\/h2\u003e\u003cp\u003eThe Walker 250-24405 oxygen sensor is designed specifically for select Audi models, including the Audi 100, 100 Quattro, and A6. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle’s engine management system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 4-wire design for reliable operation\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Audi 100, 100 Quattro, and A6 models\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure electrical connection\u003c\/li\u003e\n\u003cli\u003eWiring harness length of 45.98 inches and overall length of 49.53 inches\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement of 20 for durability and signal integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Walker oxygen sensor (part number 250-24405) features a heated sensor type that allows for faster warm-up times and improved sensor responsiveness. The 4-wire configuration supports both the sensor signal and heater circuit, ensuring consistent performance under various operating conditions. The sensor’s threaded mounting type with an 18.0 mm diameter thread provides a secure and precise fit in the exhaust system. The radiused polygon male connector is designed to match the factory wiring harness, facilitating a direct replacement without modification. With a wiring harness length of 45.98 inches and an overall length of 49.53 inches, this sensor is engineered to fit the specific routing and installation requirements of compatible Audi models.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line\u003c\/h2\u003e\u003cp\u003eThe 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 range, ensuring compatibility and performance consistent with the original sensor installed on Audi 100, 100 Quattro, and A6 vehicles. The OE line emphasizes precise fitment and reliable operation to maintain emissions compliance and engine efficiency.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for improved fuel economy\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eHelps reduce harmful emissions by ensuring proper catalytic converter function\u003c\/li\u003e\n\u003cli\u003eEliminates rough idling or engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003ePrevents failed emissions tests due to sensor malfunctions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-24405 oxygen sensor, ensure the vehicle is cool to avoid burns. Use an oxygen sensor socket or appropriate tool to remove the old sensor carefully. Verify the connector type matches the factory harness to avoid electrical issues. Thread the sensor carefully to prevent cross-threading and torque to manufacturer specifications. The 45.98-inch wiring harness length allows for proper routing without strain or interference.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet stringent quality standards for durability and performance. While specific warranty details are not provided here, Walker typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain emissions compliance and engine management accuracy for Audi 100, 100 Quattro, and A6 models.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":51870205182133,"sku":"DKHD-250-24405","price":89.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25024405_Fro.jpg?v=1774891659","url":"https:\/\/www.partcatalog.com\/products\/walker-250-24405-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}