fuel pump wires

Hi
Hope someone can help !!
can anyone tell me which wires go to where on the fuel pump ..cars been totally stripped down and now its come to rebuilding and fitting the new fuel pump ..  forgotton how !!
theres a brown wire and a red n yellow one
cheers in advance

What kind of car?

red/yellow +

Thanks guys
sorry its a mk1 golf 1800 gti
thats great we were unsure of which wire was positive thanx

If its the main high pressure fuel pump of a GTI, the round terminals are slightly different size so you don't have to remember exactly….just try both ways, one way they'll fit, the other they wont.