No pre-facelift D2's had a working difflock, ....
johnlad said:... I used the 2 spade connectors hanging by the manual box, but with diff lock engaged the auto gearbox transmission over heat light is on, so need some knowledgeable chap to tell me which wires to splice into
IMO that's wrong...i've seen 2000 MY D2 with factory fitted diff-lock, it was an option