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Home >> Buick >> 2011 >> Regal CXL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.4L - DTC P0685 Through P2635 >> DTC P2635 (Fuel Pump Control Module) >> Conditions for Setting the DTC

Conditions for Setting the DTC

This DTC sets when the fuel pump control module detects a predetermined fuel pressure performance degradation between the desired fuel rail pressure and the current fuel rail pressure.

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