Carried out diagonsitic check indicates faulty coil. But car runs smoothly. Is thisosdible?

Engine rattle on startup as If no oil pressure, more so on cold starts, was told was due to oil filter draining out as position of filter faces down.as if no non return valve. Have fitted OEM filter i… 

Oil light takes 1 min at start up to go off

On full left hand lock, the tyre rubs on the gearbox

The speedometer spins pass 200ks when driving on normal roads even when on the then goes pass all the numbers on the dash right to the end...I took my vehicle for service and came back fail cause of t…