He's on Gerro Chris or I would have offered my spare 94 computer for him to try. Just by chance have you checked the main engine fuse under the bonnet? possibly the one closest to your battery and I think 80amp, I've had a couple go and so has my son.

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Beaten up old 98 Gen 2 Liberty, 13.0, stock V3 STI running gear.
07 Transit motor home
69 VF & 70 VG Valiants needing full restoration
Yamaha Zooma 50cc rocket hopefully going with the Transit.