{"product_id":"walker-250-25102-oxygen-sensor","title":"Walker 250-25102 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Walker 250-25102 Oxygen Sensor for Mazda, Scion, and Toyota\u003c\/h2\u003e\u003cp\u003eThe Walker 250-25102 oxygen sensor is a heated, threaded sensor designed specifically for select Mazda, Scion, and Toyota models. This sensor ensures accurate emission control by monitoring exhaust gases and providing essential data to the engine management system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 5 wires for precise readings\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Mazda CX-3, CX-5, Scion iA, Toyota Yaris, and Yaris iA\u003c\/li\u003e\n\u003cli\u003e22.17-inch wiring harness length with 20-gauge wire\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003eThreaded mounting with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eOverall length of 25.71 inches for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Walker Products OE oxygen sensor (part number 250-25102) is engineered with a heated sensor element to provide faster response times and improved fuel efficiency. The sensor includes a 22.17-inch wiring harness made with 20-gauge wire, supporting reliable electrical conductivity. Its radiused polygon male connector ensures a secure and precise fit, reducing the risk of connection issues. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation in compatible exhaust systems. The overall length of 25.71 inches accommodates proper placement within the vehicle's emission control system.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Line Information\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering emission control components that meet or exceed original equipment specifications. This oxygen sensor is part of that line, designed to provide reliable performance and durability for specific vehicle applications. Using Walker Products OE parts helps maintain factory-level emission standards and engine efficiency.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for improved fuel economy\u003c\/li\u003e\n\u003cli\u003eHelps resolve check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring proper air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003ePrevents rough idling and engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eSupports optimal catalytic converter function by providing correct data\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-25102 oxygen sensor, ensure the threaded mounting hole is clean and free of debris. Use anti-seize compound on the threads if recommended by the vehicle manufacturer to prevent seizing. Verify the connector matches the radiused polygon male shape for a secure fit. Properly route the 22.17-inch wiring harness to avoid contact with hot exhaust components or moving parts.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet strict quality standards for durability and performance. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain compliance with emission regulations and supports long-term vehicle reliability.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43533300400309,"sku":"DKHD-250-25102","price":112.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25025102_Fro.jpg?v=1774891796","url":"https:\/\/www.partcatalog.com\/products\/walker-250-25102-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}