P027C

2017-10-10

Description:

  • Fuel Pump Module B Control Circuit Low

Possible Symptoms:

  • Check the fuel pump module wiring for any loose or damaged connections

  • Inspect and test the fuel pump module relay for proper functionality

  • Verify the fuel pump module power supply voltage and ground

  • Replace the fuel pump module if it is found to be faulty

  • Consider checking and cleaning the fuel tank and filter to ensure proper fuel flow

Possible Causes:

  • Faulty fuel pump module

  • Loose or corroded wiring or connectors in the fuel pump control circuit

  • Malfunctioning fuel pump relay

  • Low voltage supply to the fuel pump module

  • Faulty engine control module (ECM)

Related Parts:

Possible Solutions:

  • Engine stalls or has difficulty starting

  • Poor engine performance or reduced power

  • Decreased fuel efficiency

  • Illuminated check engine light

  • Difficulty in maintaining a consistent speed or acceleration

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