mark r

having problems trying to start my 3dr.cars not been run for over 4yrs as i bought it with a broken engine.i've been fixing car up now for 5 months.car has 4x4 engine and l8 ecu.i have swapped around the 2 outer wires on tps(4x4 tps) do i have to earth out casing of l8?
wot about the knock sensor?
i have power at ecu and i also have power at the coil but no spark or no power at fuel pump(pump is working as i hot wired it to check).i know ecu is ok as a friend was using it in his car.
anybody got any suggestions to help me get car up and running as im clue less to wot the problem is

cheer mark