Forgot to say fuel filter was first on list to be done..... The misfire is getting worse and under load quite bad, with no power at all The slight oddity is that it started quite suddenly....

Ok Thankyou very much for replying I have now got the air flow issues sorted out, new maf is sitting in and flow reading Have swaped the pump and fpr for known good ones and still have issue Am I now looking at injector seals? No injector faults showing on nanocom No rise in oil...

Thankyou for your reply. So far have had nanocom on it and have no injector faults shown. Have a maf sensor needed so far as reading air flow as 0 all the time, that would equate to maf disconnect though and therefor should go to default maping etc and not cause misfire? Will change that...

Good evening to everyone. First time poster Have a disco td5 on a 1999. While sitting ticking over the other day a slight miss developed.... As the day progressed it got worse. Now we have the following. Missing slightly at no load low revs... 'revs through it' and is fine at 2000...