Not getting power to half my fuse panel even with key on

1990 CHEVROLET BERETTA
110 MILES • 3.1L • V6 • 2WD
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LISA MARTINEZ
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Where to start and how to follow? Please and thank you.
Nov 8, 2019 at 10:18 AM
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ASEMASTER6371
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Good evening,

What fuses do not have power? Can you be more specific?

Roy
Nov 8, 2019 at 5:23 PM
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LISA MARTINEZ
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All power is working with key off and on. ECM connector was loss. But that wasn't the original problem. Still Electrical.
Car ran fine till ran out of gas one day, towed it home got gas then ignition went out, does not do anything when turning key not even click, so put in a 2 pin push button switch, 1 wire to starter solenoid and 1 to battery +with fusible link. Don't know why wont start. Getting spark fuel pump pressure good. Check engine light is on, was reading I think a 21 or 22 get sensor, replaced that, now check engine light is still on but bong read no codes, doing this with paper clip. Never checked a fuel injector before but no I should check for pulse, but can't get to them without taking the top manifold piece off.
Nov 16, 2019 at 9:16 AM
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ASEMASTER6371
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Okay, how much fuel pressure? Try spraying some starter fluid in the air filter and see if it starts and stalls.

Roy
Nov 16, 2019 at 9:18 AM
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LISA MARTINEZ
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60 psi after fuel filter under car and 42 at Shrader valve. And can hear fuel pump prime when turn key to on not start.
Nov 16, 2019 at 9:32 AM
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LISA MARTINEZ
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Spray staring fluid where air filter is in box?
Nov 16, 2019 at 9:35 AM
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ASEMASTER6371
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I attached a picture for you.

Roy
Nov 16, 2019 at 10:00 AM
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LISA MARTINEZ
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Yes it does. This means it's the fuel pump? right? Please let me no ASAP so I can go buy a new one and pull the tank so I can get my six brats to school and get us some food. Thank you
Nov 18, 2019 at 2:11 PM
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ASEMASTER6371
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Okay, you need to verify power to the pump before assuming it is the pump.

I attached a diagram for you to view. Check the fuse I circled. It is off the starter motor.

If you have power to the pump, then yes, it needs a pump.

Roy
Nov 18, 2019 at 2:20 PM
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LISA MARTINEZ
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She only has a hundred and nine original miles and I'm the second owner. I'm just going to put a new fuel pump in it plan on keeping it for a while. I have already unhooked the whole gas tank hoses and the two brackets, have a transmission jack underneath tank itself has a shield around the exhaust side won't come down. is there a certain way to shimmy it out? is it supposed to fall straight down? I even took all the gas out of it the shield.
Nov 18, 2019 at 6:15 PM
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ASEMASTER6371
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You have to slide it out to the side to drop it out.

Roy
Nov 18, 2019 at 6:27 PM
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LISA MARTINEZ
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I thought so. towards passenger rear door. Will let you know if it starts after installing it. hopefully tomorrow
Nov 18, 2019 at 6:34 PM
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LISA MARTINEZ
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Not if, when I get this car running good, is there anyway to sup up engine, this little car can gets. Of course inexpensively. Came with an after-market cold air intake but when I first got the car I tried putting on and the car wouldn't run sensor that's in the air filter box so just put back on Factory box because car wouldn't start. But started as soon as I put back on Factory box and thank you for helping. Hopefully this works.
Nov 18, 2019 at 7:59 PM
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ASEMASTER6371
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If you want an increase in performance, it will require a good amount of money. There is no cheap way to get it to perform better with spending a lot. Speed comes with a big price tag.

Roy
Nov 19, 2019 at 10:36 AM
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LISA MARTINEZ
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All put in , but still don't start?
Nov 22, 2019 at 6:46 AM
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ASEMASTER6371
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Did you verify power to the pump like I suggested before you replaced the pump?

Roy
Nov 22, 2019 at 1:33 PM
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LISA MARTINEZ
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Figured if I can hear the pump it getting power, now I can really hear it. Connector to fuel pump is easy to reach under trunk. It has three wire , purple, light blue and a black or big green.
How would I test with multi-meter?
Nov 24, 2019 at 4:07 PM
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ASEMASTER6371
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The purple is the sender. Check the other 2 wires for power.

Roy
Nov 24, 2019 at 4:29 PM
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LISA MARTINEZ
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Yes getting power on fuel pump.. When i spay starting fluid in air box it wants to start, but doesn't. Just replaced spark plugs too.
Dec 16, 2019 at 9:43 AM
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ASEMASTER6371
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Okay, good chance the ECM is the issue. It is what controls firing the injectors. If you have power to the pump and it is running and there is no fuel in the engine, then we are down to the ECM.

Roy
Dec 16, 2019 at 11:52 AM
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LISA MARTINEZ
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Is there any way to test computer, to verify it's the computer and not the wiring going into it?
Dec 16, 2019 at 9:02 PM
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ASEMASTER6371
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No, specialized equipment is required for testing the ECM. You can only test the inputs and outputs to verify it as the failure as you have done.

Roy
Dec 18, 2019 at 2:49 AM