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bigstevie
23-02-13, 07:18 AM
Looking for a solution.
Wired my engine up the other nite, connected blue/red wire to pump etc all earths on, red wire to bat. Turned key, getting a spark but no fuel pump. It's a facet inline pump, wired from ecu to relay, relay to fuse box, fuse box to pump then earthed. Tried a circuit tester on wires at relay and there's plenty power getting to it. Touched a brown/blue wire with an earth and the pump goes. Does anyone know if the brown/blue wire needs earthed or what it's purpose is for? And does the relay itself require a separate earth?:confused: