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  1. 70-83 Tech Discussion Forum
    Hey friends, 72 240z and I'm looking to add a small fuse/relay box to handle my relays and looking to get some thoughts on this wiring for the fuel pump and starter. The idea is to use a later 280z/280zx 2pin oil pressure sender. After some searching I believe the sender is a normally closed...
  2. 70-83 Tech Discussion Forum
    A couple questions regarding possible situations where fuel is not being delivered. To preface, I'm new to mechanics and whatnot my background is embedded systems. In regards to the electric fuel pump, when I turn the key there is no voltage at the electric fuel pump. Ive read some things about...
  3. 70-83 Tech Discussion Forum
    I’m having an issue with my fuel pump kicking off and not turning back on on my 1976 280z. I believe it’s the fuel pump relay but I’m not exactly sure. Also does anyone know what that cylinder is?
  4. 70-83 Tech Discussion Forum
    Having trouble starting a 1982 280zx I recently bought. I got it close to starting after getting a remanufactured starter & ignition coil, but as soon as the coil was thrown in & I tried starting it, the green relay behind the battery blew (I saw the smoke come from there so I assumed it was...
  5. 70-83 Tech Discussion Forum
    Hello all! I am new to the Z world and am almost done rebuilding my '83 zx but have hit a roadblock getting the fuel injectors to work... When I turn the key to run position, I can hear the fuel pump and injector relays buzzing and clicking erratically (honestly sounds like they're speaking...
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