Place your order online and pick it up at your local store for. Black wire with yellow tracer is ground for sending unit. Here is the wiring diagram for your fuel pump circuit I promised. Yellow wire with white tracer is voltage for sending unit, fuel gauge. Pink wire with black tracer is voltage for pump motor. Can hear the fuel pump relay click when the ECM B fuse is inserted with the ignition in the on position. The wiring diagram gives you the wire color. Plus you get the connector, if you need it. Find the right Precision Fuel Pump Wiring Harness for your vehicle at OReilly Auto Parts. Did not hear fuel pump running when ignition is only in on position. Relay coils typically don't draw much current.įor other parts I've had good luck with Junk yard, if your there for other parts. It's just a 12V coil, plus pump and choke don't take much amps. My K4 looks like a common relay from a car. Ethanol gasoline absorbed so much humidity from the air that rusted laminations closed up gap between rotor and stator and motor was frozen up, rusted together. Tool gas pump out of tank and peeled it open, likely was a 50 psi type pump. It includes diagrams for the electrical system, as well as labels for specific parts and connections. Had 12.3 volts between 9&10 on the voltmeter. I ran across a post that said to go from the fpdm jump pins 2&3 to ground turn on the key and jump pins 9&10 and the pump should turn on. Would the wiring gurus please take a look and see. This diagram contains detailed information about the various electrical components within the vehicle. Connection on back bumper you can wire 12v directly to pump. Don't want a new 20-50 psi car pump.ĭon't know what your gas pump looks like inside. Since the new block will need an electric fuel pump, I have come up with a wiring diagram to hook it up. On the other hand the power to the pump is almost always gray, grey, a shade of very light black whatever you want to call it. Guessing ethanol gas crud dried up and glued diaphragm or valves in place.ĭo want a low pressure pump, around 3-4 psi, or carb float valve might not be able to shut off gas flow. Need year, engine, and the 8th digit of the vin because there are 4.3X, 4.3W, 4.3Z, 2.2vin4, 2.2vin5, etc. ![]() Hooked it it up to power and it then ran, that was ~ 7 years ago, still works. Then I blew it out with compressed air, threw the port in direction of gas flow. ![]() So having nothing to loose I wacked it HARD with a hammer in both directions of all 3 axies ( x,y,z). When I got my similar 7NHM it's gas pump didn't work.
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