FixVault
Home
›
Jeep
›
2018
›
Compass Trailhawk
›
Repair and Diagnosis
›
Engine Performance
›
System
›
2.4L - DTCS P0688 To P152D
›
DTC Troubleshooting
›
P1456-Fuel Tank Pressure Sensor Circuit Low
›
When Monitored
When Monitored
This diagnostic runs continuously when the following conditions are met:
With the Ignition on.
Battery voltage greater than 10.38 volts.