been on here looking for a answer to my problem but no joy
well i have a 2000 astra van mk4 17dti and when it cold it misfires under load (driving) at 1500 revs upwards, when stood reves up fine and when is warming up it gets better ( starts missing at 2000 then 2500 ect ) and when at op temp its fine???
used op-comp and no falt codes? and eveything seems fine on live feed, changed ect but no joy any ideas????