Fuel Pressure Sensor High Pressure Side (7/162) [2019-2022, B4204T23; B4204T27 | 2020-2022, B4204T28; B4204T39]: Description

The fuel pressure sensor high pressure side, supplies the Engine Control Module (ECM) with the actual fuel pressure. The pressure sensor is included as one unit in the fuel rail. The sensor uses a piezo resistor which converts the pressure into a voltage, 0 V - 5 V.