{"product_id":"walker-250-24146-oxygen-sensor","title":"Walker 250-24146 Oxygen Sensor - Downstream or Upstream","description":"\u003ch2\u003eOverview of Walker 250-24146 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 250-24146 oxygen sensor is designed specifically for select Audi and Volkswagen models, including the A4, A4 Quattro, Cabrio, Golf, Jetta, and Passat. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Audi and Volkswagen vehicles\u003c\/li\u003e\n\u003cli\u003e42.44-inch wiring harness length for precise installation\u003c\/li\u003e\n\u003cli\u003e20 gauge wire with 4-wire configuration\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eOverall length of 45.98 inches for proper fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Walker 250-24146 oxygen sensor is engineered to meet the exact specifications of certain Audi and Volkswagen models, ensuring compatibility and reliable performance. Featuring a heated sensor element, it provides quicker warm-up times compared to non-heated sensors, which helps reduce emissions during cold starts. The sensor includes a 42.44-inch wiring harness with 20 gauge wires arranged in a 4-wire configuration, allowing for accurate signal transmission and heater control. Its radiused polygon male connector ensures a secure and precise fit, while the threaded mounting type with an 18.0 mm diameter allows for straightforward installation. The overall length of 45.98 inches accommodates the sensor’s placement within the exhaust system without strain on the wiring.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor is part of the Walker Products OE line, which focuses on providing original equipment quality parts designed to meet or exceed factory specifications. The Walker Products OE line emphasizes precise fitment and reliable function, making it suitable for professional repairs and maintenance on vehicles like Audi and Volkswagen models. Using parts from this line helps maintain vehicle emissions compliance and engine efficiency.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper air-fuel mixture readings for engine control units\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling and engine hesitation\u003c\/li\u003e\n\u003cli\u003eReduces increased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by ensuring accurate sensor feedback\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-24146 oxygen sensor, ensure the vehicle is compatible with this specific part number. The threaded mounting type requires proper torque to avoid damage to the sensor or exhaust manifold. The 4-wire heated sensor design includes separate wires for the heater circuit and signal output; verify wiring connections match the vehicle’s harness. Use anti-seize compound on the threads if recommended by the vehicle manufacturer to facilitate future removal. Always disconnect the battery before installation to prevent electrical shorts.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker oxygen sensors undergo rigorous testing to meet OEM standards for durability and performance. The 250-24146 part number is manufactured to provide consistent sensor response and long service life. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship, supporting professional repair confidence.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43531911725237,"sku":"DKHD-250-24146","price":73.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25024146_Fro.jpg?v=1774891608","url":"https:\/\/www.partcatalog.com\/products\/walker-250-24146-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}