1996 sprinter 312d 2.9 Engine starts and immediately stops

[Gary1996]

Hi guys hope somebody can help me, 2 mechanics have looked at this and they didn't come up with any definitive answers drove down to Scarborough no problems at all the Van is always been a good starter Parked up for 2 days now when I try
to start its turns over fires up and immediately stops Fuel is getting to the injectors, Any ideas please .Gary