No power to fuel pump

Tiny
MDMORENO
  • MEMBER
  • 2000 CHEVROLET SILVERADO
  • 5.3L
  • V8
  • 4WD
  • AUTOMATIC
  • 270,566 MILES
Checked fuses and replace crankshaft position sensor.
Wednesday, April 3rd, 2019 AT 9:07 AM

1 Reply

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 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
Images (Click to make bigger)
Thumb
Thumb
SPONSORED LINKS
Was this
answer
helpful?
Yes
No
Wednesday, April 3rd, 2019 AT 11:33 AM

Please login or register to post a reply.

Related Fuel System Fuel Pump Fuse Content

Fuel Pump Control Module Fuse Replacement
VIDEO
Fuel Pump Control Module Fuse Replacement
Instructional repair video
VIEW MORE

Sponsored links