We can check fuel pump amperage with an ammeter in series with the power supply. This is easiest at the fuel-pump relay socket. We remove the relay and use an ammeter to jump across the terminals. Usually, a fuel pump draws about one amp for every 10 pounds of fuel pressure. Excessive amperage shows a bad fuel pump. Residual pressure and hard ...
The fuel pump removes fuel from the tank and pressurizes it for use in the fuel delivery system. On older vehicles, a mechanical fuel pump driven by the camshaft was used. On most modern vehicles, an electronic pump located in the tank pumps the fuel directly from the tank through the rest of the system. It is activated as soon as you turn the ...
On March 12, 2007 the contact located an open investigation on the NHTSA website action # pe07013 regarding fuel system, gasoline:delivery:fuel pump. The dealer stated that the fuel pump module needed to be replaced, and will take three to four hours to pull the gas tank, and $700. 00 for the repair.
Feb 07, 2020 · Fuel Pump Relay Replacement Cost. You can easily find fuel pump relays online or at any automotive spare parts shop.The average replacement cost of the fuel pump relay ranges from $90 to $150, of which $20-$50 is for parts and the remaining is the labour cost. Cleaning A Fuel Pump Relay
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Jun 20, 2016 · What is a Fuel Pump and What Does It Do? Photo by Hoikka1 on Wikimedia Commons / CC BY-SA 3.0. The fuel pump is a device that moves fuel from your tank to the engine, supplying the fuel at a constant pressure to ensure that your engine runs smoothly. Depending on the age of your vehicle, you may have either a mechanical or an electronic fuel pump.
Sep 03, 2011 · I believe i have over 20 gallons of bad gas in my tank . I want to pump out the fuel by removing the fuel line and pumping into a tank by turning on the key . the pump only runs for a few seconds and shuts off, as the relay tells the computer the truck is not running and shuts off the pump.