air in fuel lines

T4 details 01 Syncro with ACV ENGINE 2.5L TDI TL,DR: I stupidly (first time ever doing it ever) replaced the fuel filter on my 2001 2.5 TDI ACV and didn’t fill the new fuel filter with diesel. So now I’m assuming I have air in my fuel lines. I got it started three separate times but engine...

Hi chaps. Just bought a 1991 2.4 5 cylinder diesel and it takes a lot of cranks before it fires up. There is also a very faint smell of diesel. Watching the clear diesel supply line we can see lots of air inside the pipe. I know these systems should self blieed so I am assuming there is an air...

Hi folks, I have a 1996 T4 Doka fitted with a Bosch Ve type fuel injection pump. I have been getting air in my diesel supply (clear pipe) line. You can see the bubbles in it as the fuel flows to the injector. I was finding it hard to start my truck after it had sat stationary for more then...