What does the MAP sensor do on a 7.3 Powerstroke?
What does the MAP sensor do on a 7.3 Powerstroke? The MAP (manifold absolute pressure) sensor relays turbocharger boost pressure to the PCM. When a MAP sensor fails or returns faulty values, the PCM resorts to a default value, often limiting performance and reducing fuel economy. What kind of pressure sensor does a Ford PowerStroke use? The Alliant AP63492 Manifold Absolute Pressure (MAP) Sensor is a direct, factory replacement sensor for your 1999-2003 Ford 7.3L Powerstroke. Built to meet or exceed OE specs, this MAP sensor can be used in place of the OE part numbers below.Features:Factory Replacement MAP SensorMeets...