Fuel Pump Flow Control Module Scan Tool Information
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Fuel Pump Flow Control Module Scan Tool Information
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Fuel Pump Flow Control Module Scan Tool Data Parameters
Parameter
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System State
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Expected Value
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Description
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Operating Conditions:
Ignition ON/Engine Idling at Normal Operating Temperature / Vehicle is in Park or Neutral
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Desired Fuel Rail Pressure
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-
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306.8 kPa (44.5 psi)
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This displays kPa (psi). This is the desired fuel rail pressure.
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Fuel Pump Command
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-
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On
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The scan tool displays On or Off. This is the current state of the fuel pump command.
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Fuel Pump Signal Command
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-
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Varies
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This displays %. This is the commanded fuel pump signal measured in percentage.
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Fuel Rail Pressure Sensor
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-
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296.4-310.3 kPa (43-45 psi)
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This displays kPa (psi). This is the current pressure at the fuel rail pressure sensor.
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Fuel Rail Pressure Sensor
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-
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4.90-5.01 Volts
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This displays Volts. This is the fuel rail pressure sensor voltage.
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Ignition 1 Signal
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-
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Varies
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This displays Volts. This is the current ignition 1 signal.
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LT Fuel Pump Trim
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-
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Varies
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This displays a numeric value. This is the long term (LT) fuel pump trim.
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ST Fuel Pump Trim
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-
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Varies
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This displays a numeric value. This is the short term (ST) fuel pump trim.
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Fuel Pump Flow Control Module Scan Tool Output Controls
Output Control
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Description
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Fuel Pressure Control
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This output control is used to control the fuel pressure.
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Fuel Pump
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This output control is used to command the fuel pump ON and OFF.
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Fuel Pump Trim Reset
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This output control is used to reset the fuel pump trim.
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