is it an obd 2 throttle body? if you are running an obd1 ecu youll need an obd 1 tps.we usually have to change to an obd1 to get it right if it is. something about the wires pinned different. also the iacv and intake air temp sensor and that little spool valve that has a plug and lets vacume to the purge canister. and the map and tps will interchange as well...