JCB P0191: Range / Performance of Circuit “A” of the Fuel Pressure Sensor in the Line

The system has detected an issue with the range or performance of circuit “A” of the fuel pressure sensor in the line. This indicates that the sensor is not operating within expected parameters, which may affect fuel pressure monitoring.

1. 1

   The component identified by this code

2. 2

   The circuit “A” of the fuel pressure sensor in the line