RAM 3500 Truck 2WD L6-5.9L DSL Turbo VIN C (2003)
Manifold Pressure/Vacuum Sensor: Description and Operation
The combination, dual function Intake Manifold Air Temperature Sensor/MAP Sensor is installed into the top of the intake manifold.
A combination, dual function Intake Manifold Air Temperature Sensor/MAP Sensor is used Refer to Intake Air Temperature Sensor/MAP Sensor for
information.
The combination, dual function Intake Manifold Air Temperature Sensor/MAP Sensor is installed into the top of the intake manifold with the sensor
element extending into the air stream.
The IAT portion of the sensor provides an input voltage to the Engine Control Module (ECM) indicating intake manifold air temperature. The MAP
portion of the sensor provides an input voltage to the ECM indicating turbocharger boost pressure.
