{"product_id":"walker-350-34328-oxygen-sensor","title":"Walker 350-34328 Oxygen Sensor - Downstream or Downstream Front","description":"\u003ch2\u003eOverview of Walker 350-34328 Oxygen Sensor for Mazda 626\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34328 oxygen sensor is a heated, threaded sensor designed specifically for the Mazda 626. This sensor plays a critical role in emission control by accurately monitoring oxygen levels in the exhaust system to optimize engine performance and reduce emissions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Mazda 626 models\u003c\/li\u003e\n\u003cli\u003e22.76-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 female connector for secure connection\u003c\/li\u003e\n\u003cli\u003e18.0 mm thread diameter with threaded mounting type\u003c\/li\u003e\n\u003cli\u003eOverall length of 26.3 inches for proper fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products Aftermarket oxygen sensor, part number 350-34328, is engineered to meet the exact specifications required by Mazda 626 vehicles. Featuring a heated sensor element, it ensures quicker activation and more accurate oxygen level readings under various operating conditions. The 4-wire design includes a dedicated heater circuit, improving sensor durability and performance. The wiring harness length of 22.76 inches and the radiused polygon female connector provide a reliable and secure electrical connection, while the 18.0 mm threaded mounting type allows for straightforward installation in the exhaust manifold or pipe.\u003c\/p\u003e\u003ch2\u003eApplications and Common 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 feedback to the engine control unit\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance issues such as rough idling or hesitation\u003c\/li\u003e\n\u003cli\u003eAddresses check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by ensuring proper sensor operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 350-34328 oxygen sensor on a Mazda 626, ensure the engine is cool to avoid burns. Use a proper oxygen sensor socket to avoid damaging the sensor or connector. Verify the connector gender and shape match the vehicle harness for a secure fit. Thread the sensor carefully to avoid cross-threading and torque to manufacturer specifications. Inspect wiring for any damage or corrosion before installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket parts are manufactured to meet or exceed OEM standards. The 350-34328 oxygen sensor undergoes rigorous quality control to ensure reliable performance and durability. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship, providing confidence in the sensor’s long-term operation.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538187845813,"sku":"DKHD-350-34328","price":47.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034328_Fro.jpg?v=1774892050","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34328-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}