engine conversion, 3 wires left

[martint2k4]

hi, ive put an E16Se engine into my corsa, the wire sin the drivers side footwell are all connected, apart form 3, now i know 2 of them are for the engine managemewnt light and the diagnostics plug, but theres a red/blue one, can anyone tell me what this ones for?

thanks

Martin

[Rob-16v]

is it a thin or think wire and its it red with blue or blue with red?

[martint2k4]

its a thin wire, and its blue with red i think, but not 100% sure

[Adam]

A red/blue wire is usually the fuel pump wire.
But if its running, then it wont be that.

IIRC the speed sensor has a blue/red wire, and that would be left over as the GTE ECU dont use it.
What colour are the other two wires?