No power to fuel pump

2000 CHEVROLET SILVERADO
270,566 MILES • 5.3L • V8 • 4WD • AUTOMATIC
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MDMORENO
  • MEMBER
  • 2 POSTS
Checked fuses and replace crankshaft position sensor.
Apr 3, 2019 at 9:07 AM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
Good afternoon,

I attached a diagram of the fuel pump circuit.

The PCM sends a voltage to the control side of the relay. That will activate the load side to the pump. Check the fuse listed in the diagram for power.

Roy
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Apr 3, 2019 at 11:33 AM
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