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Thread: Injectors won't spray

  1. #1
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    Injectors won't spray

    I've solved one problem so I'm on to the next one.

    Just need to know if anyone has had the same problem or something similar and what they did to fix it...

    The project is a reshell, everything is in, everything is connected, we have spark but no fuel coming out of the injectors.

    The fuel pump primes and sends the fuel to the rail and there is power to the injector loom but they won't open up and spray.

    Could this be a NATS issue?

    NATS was taken out of the ECU but we have a flashing yellow engine check light (which I have been told is a NATS issue and it could still potentially be on there).

    I have also been told it could be an ECU issue and not NATS.

    Is there any other way of finding out what the issue could be?

    Thanks!

  2. #2
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    Bump.

  3. #3
    Now with 400bhp....
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    Stupid question but are the fuel lines the right way around?
    1998 Nissan 200sx s14a , 2000 std 5 speed with nismo supercoppermix clutch bn6 Sapphire Blue

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    I don't know the SR very well as it's the love child of John Major and Edwina Curry as far as my interest is concerned but I have in my head CAS not being on right can cause injectors not to fire. This thread agrees with me
    https://zilvia.net/f/showthread.php?t=508019

    But of course doesn't mean I'm right.

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    Quote Originally Posted by Chriscooke View Post
    Stupid question but are the fuel lines the right way around?
    Both have been checked, definitely on the right way.

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    Quote Originally Posted by arry View Post
    I don't know the SR very well as it's the love child of John Major and Edwina Curry as far as my interest is concerned but I have in my head CAS not being on right can cause injectors not to fire. This thread agrees with me
    https://zilvia.net/f/showthread.php?t=508019

    But of course doesn't mean I'm right.
    I'll see if I can work the CAS out, it wasn't moved when we tried to start it up for the first time and nothing happened.

    It was moved after finding the issue so hopefully we can get somewhere with it.

  7. #7
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    if the engine runs when you spray brake cleaner down the inlet then your CAS etc.. is fine.

    you should get about half a jam jar of fuel come out when you switch the ignition on to initially prime the system.

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