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Wiring an Electric Cooling Fan - Holley EFI. 03-27-2013, 01:08 PM. 1) First, Enable the Electric Fan (s) in "Basic I/O" - "System Parameters". Second, enter "Inputs/Outputs" (also in System Parameters), and select the "Output Type" for Electric Fan (s).
28 cze 1999 · Plug fuel pump relay harness into the relay until it locks into place. Connect the Black wire of the harness to ground. Connect the Green/Black wire to a switched 12V source. Connect one of the Red wires to the Positive wire (Red on Holley pumps) of the fuel pump.
30 paź 2003 · wiring the fuel pump with a oil pressure safety switch: One method is to wire the pump to a switched 12-volt source (providing power only when the engine is running) located at the vehicle’s electric panel.
WIRING THE FUEL PUMP WITH A RELAY: NOTE: You will need Holley Fuel pump relay kit P/N 12-753 or equivalent 4-wire relay. 1. Disconnect the cables from the battery. 2. Mount relay on firewall of engine compartment using a sheet metal screw. WARNING!
17 sie 2020 · There are 2 methods to wire the pump: (1) To wire the fuel pump with a relay. (2) To wire the fuel pump with an oil pressure safety switch and relay. (1) WIRING THE FUEL PUMP WITH A RELAY: NOTE: You will need Holley Fuel pump relay kit P/N 12-753 or equivalent 4-wire relay. 1. Disconnect the cables from the battery. 2.
25 kwi 2014 · This manual contains information and diagrams related to wiring most Holley EFI products including ECU’s, ignition systems, nitrous systems, water/methanol injection systems, sensors, and more. 3
We get a lot of tech questions about wiring up things like fuel pumps and fans. A 4 or 5 pole relay is almost always part of this equation, so we made a video explaining how they work and how to wire them!
