Thanks everyone. Will go for oil and filter change (as checking back it was about 20K ago according to the records and let you know if that solves the problem.

Hi Dave / Datatek - Thanks for responding. Dave - Sadly yes, the problem presents in 3 as well as D. It was working much better - the problem has only come on in the past 3 weeks or so. Not so worried about the high revs in itself, it is the high revs without any net increase in power...

Hi all, Got a strange problem with the TD5. When towing (2000kg) uphill or under extreme load the Auto box seems to get stuck in low gear (high revs) but no increase in power, despite how much the accelerator is pushed. It almost seems to be confused as to what gear to be in. Normal driving...