{"product_id":"walker-250-21051-oxygen-sensor","title":"Walker 250-21051 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Walker 250-21051 Oxygen Sensor for Toyota Vehicles\u003c\/h2\u003e\u003cp\u003eThe Walker 250-21051 oxygen sensor is designed specifically for select Toyota models, including the 4Runner, Camry, Celica, Corolla, Corona, Cressida, Pickup, Starlet, Supra, Tercel, and Van. This non-heated oxygen sensor provides accurate emissions monitoring to help maintain engine performance and comply with emission standards.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWiring harness length: 11.34 inches\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement: 20 gauge\u003c\/li\u003e\n\u003cli\u003eSensor type: Non heated\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Toyota models\u003c\/li\u003e\n\u003cli\u003eSingle wire configuration\u003c\/li\u003e\n\u003cli\u003eRadiused polygon female connector\u003c\/li\u003e\n\u003cli\u003eThread diameter: 18.0 mm\u003c\/li\u003e\n\u003cli\u003eOverall length: 14.88 inches\u003c\/li\u003e\n\u003cli\u003eFlange mount installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWalker Products OE Line Details\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 ensures that the 250-21051 oxygen sensor delivers reliable performance and durability tailored to the exact requirements of Toyota vehicles.\u003c\/p\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThe Walker 250-21051 oxygen sensor features a non-heated sensor type with a single 20-gauge wire, making it suitable for specific Toyota models requiring this configuration. The sensor includes a radiused polygon female connector for secure and precise electrical connections. Its flange mount design and 18.0 mm thread diameter allow for straightforward installation in the exhaust system. The wiring harness length of 11.34 inches and overall length of 14.88 inches provide adequate reach and fitment within the engine bay.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain optimal air-fuel mixture for efficient combustion\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by providing accurate oxygen level readings\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance issues related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eSupports proper functioning of the vehicle’s emission control system\u003c\/li\u003e\n\u003cli\u003eAddresses check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-21051 oxygen sensor, ensure the flange mount is securely fastened and the 18.0 mm threaded sensor is properly tightened to avoid exhaust leaks. Verify the radiused polygon female connector is fully engaged to maintain electrical integrity. This sensor is designed for specific Toyota models, so confirm compatibility before installation. Use appropriate tools to avoid damaging the sensor or wiring harness during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable operation and durability. The 250-21051 part number undergoes rigorous testing to comply with OEM specifications. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship to provide confidence in product performance.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43528087797941,"sku":"DKHD-250-21051","price":43.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25021051_Fro.jpg?v=1774891500","url":"https:\/\/www.partcatalog.com\/products\/walker-250-21051-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}