Car folks, if your engine's running hot or your temp gauge is acting up, it might be time for a new coolant sensor. This AUTEX temperature sensor (reference part numbers 158-0784, 06A919501A) is a direct replacement for many Audi, Volkswagen, and Porsche models. It helps regulate coolant flow to keep your engine at a safe operating temperature and prevent overheating—which can save you from costly repairs down the road. Made from high-quality materials, it's built to last and meets OEM standards for a reliable fit. Installation is pretty straightforward if you're handy, but always consult your vehicle's manual. Compatibility includes Audi A3/A4/A5/A6/Q5/Q7, VW Jetta/Passat/Beetle/Golf, and Porsche Cayenne/Panamera across various years (check your specific model before buying!). Don't risk getting stranded—swap out a faulty sensor and keep your ride running cool. Always double-check fitment with our part finder tool to make sure it's right for your car!