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Fuel injector wire on one one side not spaying no Pulse

Tiny
CARL WAYNE BODEMULLER
  • MEMBER
  • 1989 CHEVROLET TRUCK
  • V8
  • 4WD
  • AUTOMATIC
  • 250,000 MILES
Can't get power from wire to one side of my TBI on the truck listed above k 1500. Switch plugs and still the same wire wont spray gas, both injectors work but no power to one wire. Please help.
Thursday, April 16th, 2020 AT 1:42 PM

1 Reply

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Good afternoon,

Which side does not have power?

I attached a diagram for you to show the power to the injectors.

Check for power to each injector with the key on.

The return wires to the ECM are grounded to fire the injectors.

Roy
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Thursday, April 16th, 2020 AT 2:21 PM

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