1977 280z Wiring Diagram. 6 thoughts on 1978 datsun 280z wiring diagram luke says. The 240 has a weird current tach which does in the positive lead to the coil the 280 has a normal type tach that goes to the negative side.
There are two schools of thought on this. 280z tach wiring at tach 240 and 280s dont have the same type tach. 1977 280z wiring diagram in color.
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The answer is somewhere in between. 400 dpi scan of the fold out wiring diagram from a 1977 280z fsm create an account or sign in to download this. Free 1978 color wiring diagram. 1977 datsun 280z wiring diagram.