was the volvo loom chopped?
Which sensors are you missing.
Basically
REN lump
ecu senders
AIT,
CTS,
TDC,
Lambda,
TPS,
MAP,
road speed (this is taken from the dash and goes via loom alone on the smaller grey plug beside the big brown one to the dash)
ecu outputs
ignition module,
injectors,
charcoal canister solenoid,
icv
fuel pump switch wire (to relay)
dash sender gear
ignition module,
temp gauge,
water light'
oil pressure light,
alt light (brown plug on alt)
oil level
Volvo
all the above but add MAF
oil temp,
oil pressure
basically.