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Old 08-18-2018, 01:23 AM   #1
Scir16v
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Bypass fuel computer???

Is there a way to run the fuel pump without needing techstream to run the fuel pump? Such as by jumping a relay?

I have this flood car that I’m working on and I want to drain the fuel tank. As in the manual, there is a special tool to connect to the fuel lines that costs over $300, but I can get around that part. I haven’t been able to find a way to energize the fuel pump. I’ve looked through a bunch of posts here and haven’t found a definitive answer.
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Old 08-18-2018, 06:10 PM   #2
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Open this wiring diagram in another tab and drill down to the pump via System Circuit > Engine / Hybrid System > Engine Control > Fuel Pump Control ECU Assembly / G12


Do you have a multimeter and two safety pins? I've never verified that it's just 12 volts there so I can only advise you on how to do that for yourself. It most likely is, but I never assume unless I can get eyes on a physical relay.
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