- Product: Exhaust Differential Pressure Sensor 0261230181 – Essential Manifold Air Pressure (MAP) Sensor for Mercury Milan and Mariner models. - Key Functionality: This MAP sensor accurately measures the absolute pressure in the intake manifold after the throttle. It adapts to engine speed and load variations, ensuring optimal performance. - Compatibility: To ensure perfect fitment, please verify your vehicle's engine model and year, along with part numbers. If you have any questions, feel free to reach out for assistance to avoid unnecessary returns. - Easy Installation: Designed for a hassle-free replacement of damaged MAP sensors. This component directly matches your original automotive parts for a non-destructive installation process, saving you time and effort. - Practical Applications: 1. Ideal for maintaining proper engine performance by ensuring accurate air pressure readings for optimal fuel efficiency. 2. Crucial for diagnostic checks in cases of poor throttle response or irregular engine performance. 3. A necessary upgrade for ensuring compliance with emissions regulations by maintaining proper air-fuel mixtures. This MAP sensor offers reliable performance and a straightforward installation process, making it a necessary component for maintaining your vehicle’s engine health. Ensure your vehicle runs smoothly with this essential part.