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..is the fuel pump pressure switch located no 1992 z28 camaro. also there are 3 wires coming out to fuel pump at back of car pink grey brown what do they go to....Get your Daihatsu What do these wires go too, what are the names,

They go to the components that need the information.
One will go to the computer for the motor managment, one will be the current to operate the pressure switch. The other may be the return current.

Problem is: i do not have the wiring diagram.