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Home >> Mazda >> 2017 >> CX-3 Touring, AWD >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Engine Control System (1 Of 5) >> DTC P0091-00; Fuel Pressure Regulator Control Circuit Low Input >> Related PIDs

Related PIDs

PID VALUE SPECIFICATION

Item (definition) Unit/Condition Definition Condition/Specification (Reference)
FUEL_PRES KPa {MPA}, mBar {BAR}, psi, in H20 Fuel pressure input from fuel pressure sensor
  • Displays fuel pressure
V Fuel pressure sensor voltage Ignition switched ON (engine off)
  • Fuel pressure is approx. 16.91 MPa {172.4 kgf/cm 2 , 2453 psi}: Approx. 2.91 V Idle (after warm up)
  • Fuel pressure is 3.44-3.95 MPa {35.1-40.2 kgf/cm 2 , 499-572 psi}: 0.98-1.05 V (ECT is 90 °C {194 °F})
LOAD % Ratio of actual amount of intake air to the maximum air charging amount (mass volume) of cylinder
  • Idle (after warm up): Approx. 22.35%
  • Racing (engine speed is 2, 000 rpm): Approx. 17.25%
  • Racing (engine speed is 4, 000 rpm): Approx. 19.21%
RPM RPM Engine speed
  • Displays engine speed