{"product_id":"spectra-os5197-oxygen-sensor-downstream-or-upstream","title":"Spectra OS5197 Oxygen Sensor - Downstream or Upstream","description":"\u003ch2\u003eReliable Oxygen Sensor for Subaru Forester, Impreza, and Legacy\u003c\/h2\u003e\u003cp\u003eThe Spectra OS5197 oxygen sensor is designed to provide accurate emissions monitoring for select Subaru models. Engineered to meet OEM specifications, this sensor helps maintain optimal engine performance and emissions control.\u003c\/p\u003e\u003ch2\u003eKey Features of Spectra OS5197 Oxygen Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Subaru Forester, Impreza, and Legacy models\u003c\/li\u003e\n\u003cli\u003eDirect replacement oxygen sensor for emission control systems\u003c\/li\u003e\n\u003cli\u003eEnsures precise air-fuel mixture readings for efficient combustion\u003c\/li\u003e\n\u003cli\u003eDurable construction for long-lasting performance\u003c\/li\u003e\n\u003cli\u003ePart number OS5197 for easy identification and fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Spectra OS5197 oxygen sensor is an essential component in the emission control system of Subaru Forester, Impreza, and Legacy vehicles. It monitors the oxygen levels in the exhaust gases, providing real-time data to the engine control unit (ECU). This data allows the ECU to adjust the air-fuel mixture for optimal combustion, reducing harmful emissions and improving fuel efficiency. The sensor is manufactured to meet strict quality standards, ensuring reliable operation under various driving conditions. Using the correct oxygen sensor like the OS5197 helps maintain engine performance and complies with emission regulations.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the Spectra OS5197 Oxygen Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCheck engine light triggered by faulty oxygen sensor readings\u003c\/li\u003e\n\u003cli\u003ePoor fuel economy due to incorrect air-fuel mixture\u003c\/li\u003e\n\u003cli\u003eRough engine idle or hesitation during acceleration\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests related to exhaust gas composition\u003c\/li\u003e\n\u003cli\u003eIncreased exhaust emissions impacting environmental compliance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen replacing the oxygen sensor on Subaru Forester, Impreza, or Legacy models, ensure the engine is cool to avoid burns. Use an oxygen sensor socket or appropriate tool to remove the old sensor carefully. Apply anti-seize compound to the threads of the new OS5197 sensor if not pre-coated, avoiding contamination of the sensor tip. Verify proper electrical connections and clear any diagnostic trouble codes after installation to reset the ECU.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eThe Spectra OS5197 oxygen sensor is manufactured to meet or exceed OEM standards for fit, form, and function. While specific warranty details are not provided, Spectra products typically undergo rigorous testing to ensure durability and performance. Using this sensor supports maintaining your Subaru vehicle’s emission system integrity and compliance.\u003c\/p\u003e","brand":"Spectra","offers":[{"title":"Default Title","offer_id":52178646991029,"sku":"BCNK-OS5197","price":20.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SQ_OS5197_Sid.jpg?v=1775591504","url":"https:\/\/www.partcatalog.com\/products\/spectra-os5197-oxygen-sensor-downstream-or-upstream","provider":"PartCatalog","version":"1.0","type":"link"}