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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Engine Controls And Fuel - 2.4L - DTC P0628 To DTC P2635 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P2635: Fuel Pump Flow (Fuel Pump Power Control Module) >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The fuel pump power control module detects a difference of ± 60 kPa at 400 kPa request or ±45 kPa at 300 kPa request between the desired fuel pressure and the actual fuel pressure for approximately 10s.