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Home >> Mazda >> 2021 >> CX-5 Sport, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 22 (On-Board Diagnostic - Engine Control (VIN Y) (1 Of 3)) >> DTC P0091-00: Fuel Pressure Regulator Control Circuit Low Input >> Related PIDs

Related PIDs

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PID PART SPECIFICATION

Item (definition) Unit/Condition Definition Condition/Specification (Reference)
FUEL_PRES KPa {MPA}, mBar {BAR}, psi, in H20 Fuel pressure input from high fuel pressure sensor
  • Displays fuel pressure
KPa {MPA}, mBar {BAR}, psi, in H20 Fuel pressure (absolute) input from high fuel pressure sensor
  • Displays fuel pressure (absolute)
V High 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})