{"product_id":"standard-ignition-ts-578-engine-cooling-fan-switch","title":"Standard Ignition TS-578 Engine Cooling Fan Switch","description":"\u003ch2\u003eReliable Engine Cooling Fan Switch for BMW 328i and M3\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition TS-578 Engine Cooling Fan Switch is designed to maintain optimal engine temperature in BMW 328i and M3 models. This plug-in switch features a durable metal housing and a toggle actuation style to ensure consistent performance under demanding conditions.\u003c\/p\u003e\u003ch2\u003eKey Features of the TS-578 Engine Cooling Fan Switch\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAttachment Method: Plug in for easy connection\u003c\/li\u003e\n\u003cli\u003eColor\/Finish: White and gold for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eConnector: Female, oval shape with one connector\u003c\/li\u003e\n\u003cli\u003eTerminal: Three male pin terminals for secure electrical contact\u003c\/li\u003e\n\u003cli\u003eThread Size: 14mm x 1.50 for precise fitment\u003c\/li\u003e\n\u003cli\u003eVoltage: 12 volts, compatible with standard automotive electrical systems\u003c\/li\u003e\n\u003cli\u003eSwitch Actuation Style: Toggle with oval shape\u003c\/li\u003e\n\u003cli\u003eOpen at Idle: Yes, allowing proper fan operation during engine idle\u003c\/li\u003e\n\u003cli\u003eHousing Material: Metal for durability and heat resistance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of the Standard Ignition TS-578\u003c\/h2\u003e\u003cp\u003eThe TS-578 Engine Cooling Fan Switch from Standard Ignition is engineered to regulate the operation of the cooling fan in BMW 328i and M3 vehicles. Its metal housing provides robust protection against heat and mechanical stress, while the plug-in attachment method simplifies installation. The switch features a toggle actuation style and is designed to open at idle, ensuring the cooling fan engages appropriately to prevent engine overheating. The female oval connector and three male pin terminals provide reliable electrical connections, and the 14mm x 1.50 thread size guarantees a secure fit in the cooling system assembly.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents engine overheating by controlling cooling fan activation\u003c\/li\u003e\n\u003cli\u003eReplaces faulty or worn engine cooling fan switches in BMW 328i and M3\u003c\/li\u003e\n\u003cli\u003eRestores proper fan operation during engine idle conditions\u003c\/li\u003e\n\u003cli\u003eEliminates intermittent fan operation caused by electrical connection issues\u003c\/li\u003e\n\u003cli\u003eEnsures consistent engine temperature regulation for improved performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Standard Ignition TS-578 requires no additional wiring harness or hardware. The plug-in design allows for straightforward replacement of the existing cooling fan switch. Ensure the engine is cool before removal to avoid injury. Verify the 14mm x 1.50 thread size matches the vehicle’s mounting point. Tighten securely but avoid over-torquing to prevent damage to the switch or mounting threads.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The TS-578 Engine Cooling Fan Switch undergoes rigorous quality control to ensure reliable operation in BMW 328i and M3 vehicles. Warranty coverage details should be confirmed with the product documentation or supplier.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":52029334683829,"sku":"FBHK-TS-578","price":98.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_TS578_Fro.jpg?v=1775095108","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-ts-578-engine-cooling-fan-switch","provider":"PartCatalog","version":"1.0","type":"link"}