RAM 3500 Truck 2WD L6-5.9L DSL Turbo VIN C (2003)
Fuel Pressure Sensor/Switch: Description and Operation
Fuel Pressure Sensor
The fuel pressure sensor is mounted vertically near the top/center of the fuel rail
The fuel pressure sensor monitors actual high pressure within the fuel rail. An output signal from this sensor (relating to fuel pressure) is sent to the
Engine Control Module (ECM).
