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Thread: lack of power

  1. #1
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    lack of power

    Hi I'm in need a of help with my s15.
    I'm running stand with only the usual mods like intercooler and etc.
    Drove fine this morning on my way to reading but then when I came back to it than hours later to drive home it had a massive lack of power. There s no boost what so ever until I get to 5k revs but till then it sits at 0bar of boost until late 5k. There is no turbo chatter when I let off at all even before I would get to at lest 0 bar of boost and then let off I would get at lest a bit of turbo chatter but now I've got nothing. Any help on this would be great

    Thanks Aaron

  2. #2
    Yorkshire Rep CMR's Avatar
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    You have an Intercooler pipe loose/disconnected if you aren't making any boost at all.

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    Guest -ghost-'s Avatar
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    Turbo actuator arms come off.

  4. #4
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    I have checked all the intercooler pipes and I undone then and pushed all in to double check and done them all back up tight.

  5. #5
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    Quote Originally Posted by -ghost- View Post
    Turbo actuator arms come off.
    Is the actuator arm has come off would that leave the Weaste gate on the turbo open all the time?

  6. #6
    Guest S15_SAM's Avatar
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    Hence why it would not make boost ^^ until the rpm on the engine created a small amount.

    Is it misfiring?

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    Quote Originally Posted by S15_SAM View Post
    Hence why it would not make boost ^^ until the rpm on the engine created a small amount.

    Is it misfiring?
    No it's not misfiring mate, the engine it's self seems fine just no boost.

  8. #8
    Yorkshire Rep CMR's Avatar
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    lack of power

    My S15 would still make about 0.4 bar without the arm connected albeit slowly so I don't think it's the arm.
    I'm still tipping something isn't connected on the inter cooler side if he has 0 boost at all. do you have a blow off valve, or a bung on the cold side take off? If so Is the bung still there?

  9. #9
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    Quote Originally Posted by CMR View Post
    My S15 would still make about 0.4 bar without the arm connected albeit slowly so I don't think it's the arm.
    I'm still tipping something isn't connected on the inter cooler side if he has 0 boost at all. do you have a blow off valve, or a bung on the cold side take off? If so Is the bung still there?
    It dose get a bit of boost but not till s almost n the limiter and I've blocked my blow off valve of and since the problem has och as happened I have no turbo chatter when I let off

  10. #10
    South West Rep Evilchap's Avatar
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    Hole in the intercooler or cracked pipe somewhere maybe?

    If you can find somewhere that can pressure test it, that would be a good plan

  11. #11
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    We fixed it today, turns out the actuator arm had popped the clip off the penny valve. So put the arm back on and bodged a new clip on and its sorted.

  12. #12
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    Quote Originally Posted by -ghost- View Post
    Turbo actuator arms come off.
    10 points to you sir

  13. #13
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    As Adam said in the last comment we sorted it. Thank you for everyone who commented because they all really helped and thank you for adamrps13 for giving me a hand with sorting it ��

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