So i recently picked up a 1991 r32 gtr for cheap. I got it for cheap knowing it had some wiring problems. It has 101km on it and is stock except for a hks boost controller, apexi cat back exhaust, apexi intakes, a torque splitter, and a oil filter relocation kit. So the car pulls good and runs fine about 50% of the time. But randomly the car will bog down and go into limp mode (cant rev out past 2500rpm) if i take it to 2500 rpm it bounces off and the car shakes violently. Than if i turn the car off it will normally be fine but some times it will stay in limp mode when i turn it back on. Also intermitantly after i do a pull in the car when i let off the car's idle will drop and the car will just turn off. Also some times the awd and the anti-lock brake lights come on and stay on. The hicas light also flashes randomly and when the hicas light flashes if the radio is on will restart the song playing (not sure if that matters at all). So the guy i bought it off said that the masf sensors and the masf wiring was done at z tune and he said it fixed the problem for a couple of days but than it came back. Also i put in one new masf and it ran better for a day but than same problem. Also the tps was already replaced. I ordered a new complete wiring harness and just plan on redoing the entire wiring harness. U guys have any other ideas or anybody had a similar experience? i really need some help on this let me know guys
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