LEMON Manuals: Even more car manuals for everyone
Home >> Ford >> 2012 >> Explorer Base, 3.5 8, AWD, 6F50 >> Repair and Diagnosis >> External Pages >> Different car >> Section 320 (Engine Controls (Except Diesel & Hybrid) - DTC P0001 - P0209) >> DTC P0190: Fuel Rail Pressure Sensor A Circuit

DTC P0190: Fuel Rail Pressure Sensor A Circuit

WARNING: This page does not describe the selected car, but rather 25 other vehicles, including the 2013 Lincoln Navigator, 2013 Lincoln MKZ, 2013 Lincoln MKX, 2013 Lincoln MKT, and 2013 Lincoln MKS. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0190: FUEL RAIL PRESSURE SENSOR A CIRCUIT

Description:  The comprehensive component monitor (CCM) monitors the fuel rail pressure (FRP) sensor to the PCM for VREF voltage. The test fails when the VREF voltage from the PCM drops to a voltage less than a minimum calibrated value.
Possible Causes: 
  • VREF circuit open
  • Vacuum leaks
Diagnostic Aids:   
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST DD .