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Home >> Buick >> 2012 >> Enclave AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls/Fuel - 3.6L - DTC P0340 To DTC P2635 And Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC P2534 (Fuel Pump Control Module) >> Circuit/System Description

Circuit/System Description

The fuel pump flow control module (FPCM) monitors the ignition voltage circuit in order to determine if the voltage is within the normal operating range.