Electrical
Anything about the electrical system on a Zcar.
3,450 topics in this forum
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Has anyone seen advertised anywhere a replacement fuse panel that will work with a '76 280Z, and uses modern blade-type fuses instead of the old glass ones? My existing panel has a badly melted cover (the previous owner took some liberties with how to provide power for accessories he added), and all the writing is in Japanese anyhow, so I don't know what circuit does what. I've seen blade-type fuse panels for the 240Z up to '73 on the MSA site, but nothing for newer Z cars.
Last reply by Arne, -
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A couple of months ago, I drove my 73 240Z to the Mitty. A couple of days later, I got in it to drive again, but it acted dead. Nothing happened when I turned the key except for hearing the accessory relay click. I tried the headlights, and they were dead, too. I finally got around to tracking down the problem. I have 12 volts at the starter. I have 12 V at the alternator. I measured the White with Red stripe wire at the fusebox. It was 12 V. I had my nephew turn the key to accessory, and the voltage drops to 0. I unplugged the accessory relay, and I had voltage when I turned the key, but it dropped to 0 V when I turned the key to the ON position. I am strongly suspecting…
Last reply by SteveJ, -
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My air conditioner only blows hot air. Contol panel is set to AC, but no cold air -- and I don't hear the compressor kick in. The car's air conditioner control panel was replaced about a year ago (apparently it was the last OEM unit left in the US). There are no blown fuses. Today I had the cooling system checked out by professionals and it passed all tests -- freon pressure is good, and the compressor comes on when given power from battery. Any ideas?
Last reply by efhjr, -
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I just picked up a 73 for parts. Kinda hit the jackpot. At some point in its life it threw the timing chain and the PO replaced the e88 head with an e31:D and I also ended up with a complete front clip, only surface rust and a grapefruit alternator!!!! Plus some other parts that I will probably sell to recoupe the $200.00 I got into the parts car. While stripping I found a perfect, un-melted fuse block mounted in the typical spot. I removed it with the pig tail in tact and started looking at my series 1 fuse block. I noticed that one of the fuse contacts on my series 1 fuse block was melted and the fuse didnt quite sit firmly in it. My question is this: They look …
Last reply by AZ-240z, -
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A while back I did a 280ZX dizzy conversion and everything works great. Bypassed the resistor, added a wire from the C terminal on the IGN module to the (-) terminal of the coil. Fantastic. Thing ran great. Still does, however.. While prepping for the addition of an MSD 6AL, I was doing some continuity and voltage tests of the two BW wires that run to the now missing ballast resistor and the (+) coil terminal, I found that both wires have 12+ volts when the IGN is in the OFF position, 12+ volts in the ACC position, <1 volt in the ON position, and <1 volt in the START position. Based on this the coil would be getting less than 1 volt when starting and when running. H…
Last reply by bigoak, -
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My Tach gets stuck at 4k and I plan on getting a new tach, I have a 73 so will I have to get a tach from another 73 or maybe even out of a 260z? Thanks!
Last reply by draztik280, -
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Anybody try a "Battery Brain"? Thoughts? Comments? - Thanks http://www.batterybrain.com/batterybrain.pl http://www.batterybrain.com/New_BB+_Tri-fold_20070807.pdf
Last reply by ezzzzzzz, -
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hey guys! i was wondering if anyone know where i can buy a replacement or how to rig my own Tach resistor (located on the passenger kick panel next to the fuse block the previous owner or whoever used pliers and tore it apart.. so yea please help thanks! -bee
Last reply by beebeecivic, -
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Are the dashboard wiring harnesses in a '71 interchangeable with a '70? Any major issues? Thanks, Mike
Last reply by Arne, -
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I realized today that my A/C compressor in my 77 280z is on all the time. even though if the blower inside is off, I could still feel a little bit of air (very cold air). 1.) I know this is not normal for the compressor to turn on all the time. I checked all the connections, they seems to be fine. Is this bad for the compressor to be on all the time? it seems the clutch is not working or is there something i need to replace, like a relay? 2.) Also, the a/c is really cold in the morning compare to in the afternoon. Not that cold compare to other cars. Does this mean that I need to put an electric fan in the condenser? Need help on this one. Also, the heater does not wor…
Last reply by zcarnut, -
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I found what looks like to me like a small coil of wire that could be a choke of some kind connected in the fuse box in series with the dome light circuit in my 70 240Z. It has electrician's tape on it so I don't think the factory put it there. From the attached picture can anyone tell me of what this could be? This is really winging it here but the only thing I can think of that might be connected is an auto arming alarm I used to have on a previous 240 that sensed voltage changes like when the dome light comes on, maybe the coil enhances a voltage change from inductive kick when the door is open to ensure the alarm is triggered? Thanks for any ideas. I plan on remo…
Last reply by Walter Moore, -
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I have 1978 280z all stock. When i bought the car the po's song cut the wires off the ign switch. I got one from a ZX and wired it all up (not sure if its right because i am still a noob to schematics) So everything is all wired up, As soon as i turn the key to the "on" position the fusible link blows. What can be the cause of this? I have tried looking at grounds and all but i cant seem to find it any input would be appreciated
Last reply by beebeecivic,
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