This Workshop Service Repair Manual is designed for the Mercury Mariner Verado, specifically for models from 2015 onwards. The Mercury Mariner Verado is powered by a robust 2.6L 6-cylinder engine, available in various horsepower options ranging from 200 HP to 400 HP. This engine features intercooling, supercharging, water-cooling, and Electronic Fuel Injection (EFI), ensuring efficient and reliable performance for a wide range of marine applications. Its advanced engineering, including electronic throttle, shift, and boost control systems, contributes to its reputation for power and precision on the water. This comprehensive manual provides detailed information essential for the maintenance, repair, and troubleshooting of your Mercury Mariner Verado. It covers a broad spectrum of topics, including general maintenance procedures for critical systems such as the air filter, fuel filter, lubrication, and cooling systems. Furthermore, the manual includes in-depth diagnostic guidance for electrical components like wiring diagrams, sensors, control modules, and specialized systems such as the engine guardian and audio warning systems. It also offers service and repair procedures for the gearcase, driveshaft housing, propeller shaft, and power steering systems, equipping owners and technicians with the knowledge to keep the vessel operating at peak performance.