oil problem

[pug_345]

Take the intercooler pipe off and while watching it, give the engine a high idle (4K etc) and see how much oil is pushed out the intercooler line. Some is expected (eg there will be a little build up but shouldn't be constant), best to post a video of this.

The jumping will probably be when your glow plug relay shuts off, your engines not warmed up enough.

Thanks is the glow plug relay under the steering wheel or under bonnet

Glow plug relay is under the bonnet. It's quite a large beasty, on the passenger side bolted to the inner wing area adjacent to the battery. Think the glow plugs stay on for 3 minutes . That roughly how long it takes before it starts farting an banging?  Does it start up really cleanly or a bit rough ?

Starts cleanly then as u say 2-3 mins then it starts