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nissan4x4

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Posts posted by nissan4x4

  1. well, you are not gonna get as strong spark at the plugs than at the coil. there is so much resistance in the wires that the spark energy has dropped significantly. what are your symptoms, engine stumbling, low power, etc....

    engine doesnt start just turns over getting gas really weak orange spark from the distributor.

  2. For the coil we stick a spark plug in the coil wire end and ground it on the engine block.all the ignition wires are about a 1,000 miles old, for the distributor we just take a spark plug out with the wire on it and ground it.

  3. what do you mean voltage through it? you cant test the module just by reading the voltage, the only 2 tests are a resistance test, and a KV test using a scope. Its a transistor, so it is an amplifier, its there to increase the power sent to the coil. they can completely fail, or stop working when hot. i would just replace it, its cheap.

    i just priced one at $80.00 does that sound about right for price.

  4. it will either look like this:

    1800268.jpg

     

    or like this

     

    wa917-1.jpg

    depends on what year and engine it is.

    it the black one with fins on it. if it went out would you still get voltage thru it?cause my voly meter says 12.56 volts. would this stop the computer from receiving the signal as in a error 21.thanks so much

  5. It's right behind the coil. It's a little grey box. It's got 1 electrical plug going into it, and is mounted with 2 screws. You can't miss it.

    i see this black box with fins on it thats right below the coil

  6. I got a error code 21 today, and my chilton manual says it caused by the power transistor not sending a signal to the ECU.

    Where is the power transistor located and are they cheap and easy to replace.

  7. this morning i went to the truck to get the error codes and the truck almost started very weak though.and could the timing be off so much it could cause this,because when i put the replacement dizzy in i got as close as i could get to the original timing on the old distributor.

  8. My 88 pathfinder v6 has a weak orange spark and will not start,i have replaced the coil,wires,distributor still nothing i have no idea what it could be. it's getting 12v to the coil and is getting gas.

  9. i replaced the distributor and the coil new spark plugs too and the pathy still does not start all i get is a weak orange spark and it does not start i dont know what else i can replace.

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