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
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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ASEMASTER6371
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 52,796 POSTS
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
Apr 3, 2019 at 11:33 AM
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