P0194 MAZDA Fuel Rail Pressure Sensor Signal Circuit Fault

Possible causes – High fuel pressure– Low fuel pressure – Damaged FRP sensor– Excessive resistance in the circuit– Low or no fuel– Wiring harness connector of the fuel pressure sensor– Fuel Rail Pressure Sensor– Fuel Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine will not start P0194 MAZDA OBD Code Description…