{"product_id":"walker-250-25029-oxygen-sensor","title":"Walker 250-25029 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Walker Products OE Oxygen Sensor 250-25029\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE Oxygen Sensor 250-25029 is designed specifically for Mazda 3 and Mazda 5 models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases precisely.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Mazda 3 and Mazda 5 vehicles\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e17.24 inches wiring harness length with 5 wires of 20 gauge\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003eOverall length of 20.79 inches for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products OE oxygen sensor (part number 250-25029) is engineered to meet the exact specifications of Mazda 3 and Mazda 5 models. Featuring a heated sensor element, it provides quicker warm-up times, which helps reduce emissions during cold starts. The sensor includes a 17.24-inch wiring harness with five 20-gauge wires, ensuring reliable electrical connectivity. Its radiused polygon male connector is designed for a secure and precise fit, minimizing the risk of disconnection or signal loss. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation and compatibility with factory mounting points.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line Information\u003c\/h2\u003e\u003cp\u003eThe 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 Mazda vehicles. Using a Walker Products OE sensor helps maintain the integrity of your vehicle’s emissions system and supports compliance with environmental regulations.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for proper air-fuel mixture control\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling and engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eReduces increased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003ePrevents poor fuel economy linked to sensor malfunction\u003c\/li\u003e\n\u003cli\u003eEliminates check engine light codes related to oxygen sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the vehicle is cool before beginning installation to avoid burns. Disconnect the battery to prevent electrical shorts. Remove the old sensor carefully using an oxygen sensor socket. Verify the connector type matches the vehicle harness before installation. Thread the new sensor by hand initially to avoid cross-threading, then tighten to manufacturer torque specifications. Reconnect the wiring harness securely to the radiused polygon male connector.\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, these sensors typically come with a limited warranty covering defects in materials and workmanship. Using this sensor helps maintain your Mazda 3 or Mazda 5’s emission system reliability and compliance.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43533102383285,"sku":"DKHD-250-25029","price":105.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25025029_Fro.jpg?v=1774891777","url":"https:\/\/www.partcatalog.com\/products\/walker-250-25029-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}