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    Bash's 850 R's Avatar
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    Help boosting problem

    Hi all i think i have a boosting issues as at high RPM's its stops pulling and seems like its coughing/miss fire can any one help all the car is running on is a de-cat

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    WOODY T5's Avatar
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    could be the spark plugs?


    "WOODY T5 fastest volvo 850 since 2011/12/13/14 @ avon and york 13.3 112mph
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  3. #3
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    a 19t just isn't laggy enough
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    or HT leads

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    filled tank up with Vpower resently as ran on normal shell unleaded before could that be something

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    Quote Originally Posted by smithness View Post
    could be the spark plugs?
    spark plugs were changed with genuine volvo items 8mths or so

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    Quote Originally Posted by Bash's 850 R View Post
    spark plugs were changed with genuine volvo items 8mths or so
    Would still have a look at them and also make sure the gaps are all ok.

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    13.8@ 103mph fastest forum 850 in 2010 Running 286bhp(former owner)

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    Quote Originally Posted by Rnash2002 View Post
    Would still have a look at them and also make sure the gaps are all ok.
    which gap ?

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    This one.
    855 turbo '96 manual and its alive!


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    Bash's 850 R (Monday 13th September 2010)

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    check all ignition components mate like plugs leads cap rotor etc

  11. #10
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    i had the same problem yesterday changed the plugs now its fine again


 

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