Defender does not start

Hi
I have tow landrover defander
my problem is
I can't started the engine
My vin is SALLDHH88XA173367
MODEL 1999
I did some tests
I test the signal of ckp sensor is correcte
but I can't read default memory with kts bosch 570
the calcelator do just 3 signal to injector and stop
I change the 5 injector to the 2 defander is correct
I change the calculator but no resulta

but when I push Accelerator 5,6 times the check is flashes
there is not bus key or alarme in the system

please help me