92 trooper 3.1 turbo diesel

trooper stars and runs but when i brake or de-accelerate the revs drop and she stalls she is idling at around 800rpm and sounds sweet until i rev up
and then she dies out. had a new fuel, air,& oil filters fitted any help would be appreciated

Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
Add image file

Motorsforum.com is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here. All logos and trade names are the property of their respective owners.