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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Controls And Fuel - 2.5L (LCV) - Diagnostic Information And Procedures (P0351 - P2635)) >> Diagnostic Information And Procedures >> DTC P2635: Fuel Pump Flow Performance >> 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 10 s.