1987 Ford F150 Fuel Pump Relay Test

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1987 ford f150 fuel pump relay test.

If the fuel pickup is not fully submerged in gasoline it can be especially. You ll be able to find out if the fuel pump relay or the fuel pump inertia switch or the fuel pump is the cause of the no start condition on your ford car or pickup. For 1980 1992 ford f150 fuel pump relay connector smp 63139sj 1989 1988 1986 fits. The fuel pump driver module frame mounted above.

1987 ford f150 relay fuel pump. Diysave10 online ship to home orders only. With the help of this how to tutorial i ll show you how to do it using only a multimeter. Premature failure is often caused by the gas tank in the f 150 not being more than 1 2 full or running the engine on a mostly empty tank.

The next step is to jumper wires number 3 and number 4 of the fuel pump relay connector to manually get the fuel pump to come on. Ford was kind enough to install a schrader valve on the fuel injector rail and it s to this valve that you and i can connect a fuel pressure test gauge to see if the fuel pump is working or not. 1987 ford f 150 23 42. However the fuel pump will eventually wear out.

Testing the ford fuel pump relay on the car is not that hard to do. This is the normal and expected test result and it confirms that the high current circuit that feeds the fuel pump itself with power is being fed power. Free shipping on many items. Hello i have a 1987 ford f150 4 9l and i have to get the wire diagram view for the fuel system and the dash wire the trouble i m have is the fuel pump are not working when you true on the key i can jump the relay and they work.

Your multimeter did not show battery. Duralast 1 valucraft 1 this is a test. Please watch this before you drop your fuel tank or pull off your bed to chase a possible fuel pump problem. Get an exact fit for your vehicle.