DTC Description
The PCM monitors the Fuel Rail Pressure Sensor (FRPS) signal. When the average value from the fuel rail pressure sensor is out of Threshold Value, the PCM then sets DTC P0191.
The PCM monitors the Fuel Rail Pressure Sensor (FRPS) signal. When the average value from the fuel rail pressure sensor is out of Threshold Value, the PCM then sets DTC P0191.