What the P0193 code means?
The power control module (PCM) has detected that the fuel pressure is not within a range that has been
predetermined by the vehicle manufacturer. When this happens the P0193 trouble code will be stored by
the power control module and the Check Engine Light will come on.
What causes the P0193 code?
FRP signal short to PWR
FRP signal circuit open
Damaged FRP sensor
What are the symptoms of the P0193 code?
Engine Light ON (or Service Engine Soon Warning Light)
Engine will not start
Common mistakes when diagnosing the P0193 code
Many fuel pumps and other components have been replaced when a vehicle is simply out of fuel. If the fuel
level gauge is not working properly, the likelihood of this misdiagnosis becomes more prominent.
What repairs can fix the P0193 code?
Add fuel to the fuel tank
Repair broken or shorted wires
Repair corrosion of the wiring and/or connectors
Replace clogged fuel filter
Replace fuel pump relay
Replace fuel pump fuse
Replace fuel pump
Replace fuel rail pressure sensor