Lincoln Navigator complete engine failure due to brake fluid leak from master cylinder on Lincoln Navigator

Some Lincoln Navigator owners report experiencing engine issues, including ignition assembly malfunctions across all engine iterations, such as the two-valve, three-valve, and four-valve versions. Additionally, engine cooling problems have been noted, which can lead to overheating and serious damage. Electrical system failures, particularly with faulty airbag sensors, are also common and can disrupt essential vehicle functions, resulting in costly repairs. While complete engine failure due to a brake fluid leak from the master cylinder is not widely reported, owners are advised to address any fluid leaks promptly to prevent damage to critical components like the engine. Regular maintenance checks are essential to mitigate these potential issues.