there might also be a diode involved. There are 2 taped in the the wires behind the gen 1 instrument cluster, don't recall right now what they go to. Don't know if they can burn out with continuity.
I cut the wire on my seatbelt. Might not get away with that on the more sophisticated SR.

dave h.
'89 Raider V6 5spd;Aisin Hubs;; Gen2 LS: frt. brakes, rear coils;U.C.arms;R.trailing arms;idler arm; rear LSD axle w.disc brakes ;2 battery system for Dog's fan; relocated ECU; custom bumpers;J.Baker receiver;Conferr roofrack; t-bar crank.