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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 2004 (Engine Controls And Fuel - 3.6L (Ly7) - DTC P1174 To DTC P2635) >> DTC P2635 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

Ignition ON, command the fuel pump ON and OFF using the scan tool FPCM output control. The fuel pump should turn on and off.