View Full Version : on the 89 turbo harness tach wire
Mr overkill
02-27-2011, 07:32 PM
hooked up the safc and the tach is about 1.5-2k off and jumping around yes its set to 4 cyl
figured i would use the computers tach signal
anyone know before i dust off my books lol
raccoon
02-27-2011, 07:34 PM
its a guess but gray with black line.
Mr overkill
02-28-2011, 10:28 PM
yea thats the wire on the coil but isnt there a wire going from the computer to the tac in the car?? or is the tac in the car using that wire ?
i have it hooked up to that wire now and as i said on the safc the readings are VERY eractic
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