I just had a problem turned out tobe the fuel PUMP in the fuel tank it had been blocked by dirty fuel & no warning lights were involved just started pulling air which i could see in the fuel filter fuel line under the bonet which then heads in to the main fuel pump attached to the engine. the back seats had to come out to access the fuel tankcost pump£110 & £60 labour. I hope this helps you oh and by the way Im new on this site so hello all and best wishes