S14 immobiliser system consists of key chip, ignition barrel antenna amp (key halo) and NATS immu box (black one under ecu). Unlike S14A ecu, S14 ecu does not need IMMU box to run, so its easy to remove/bypass it. Join wires 1+2, 5+6 and 7+8 together.

Plug M58
1 – BR +12v ECU IGN
2 – B/R +12v ECU IGN
3 – Y
4 – B
5 – P/B Fuel pump relay
6 – P/B Fuel pump relay
7 – W/B +12V CAS
8 – W/B +12V CAS