My bro worked out the wiring as follows, which sorted Faye's problem

XR3i EFI to FRST (OFAB)

ECU pin changes

Pin27 (brown) to pin8 (co adj)

Pin45 (brown/yellow trace) to pin27 (map sensor)

Pin33 new wire to amal valve

Pin28 (blue/yellow trace) cut back feed from EDIS which is pin2

Map Sensor plug changes

At map sensor multi plug

Plug may need changing for cossie map sensor
Numbers marked on multi plug

Pin1 (brown/yellow trace) feeds back to ECU on pin27

Pin2 (brown) Ground

Pin3 (brown/black or green trace) feeds back to ECU on pin26