Doblo van 52plate. Is there anyone who could possibly shed any light on this problem? Vehicle starts up then cuts out straight away whether hot or cold. This problem plus others has been on going for about 8mths. We have had loads of work done on it as well as loads of cash spent trying to Location. South East London. Jun 15, 2010. #1. I have had an intermittent fuel pump electrical problem, which has now become permanent. I have printed off the electrical diagram and traced the wires, earths etc. I have checked the relay and fuel cut off switch and they are fine. However, when we put a power probe on connection 4 of the terminal Sep 10, 2012. #4. The fuel system is self-bleeding. Turn the ignition on but do not start the engine. Listen carefully near the fuel tank and hear the pump circulating fuel. Wait until the sound is steady with no gurgling and air sounds. Then start the engine. And do not get me started on Fiat maintenance, they never seem to be able to get the right parts, or have the appointment booked in properly. Heating does not work from cold, so blows freezing air If your car has traditional based wiring (i.e. battery - switch - bulb - earth) then a bypass relay is not required. If you have bulb failure detection circuits (most more moder fiat models do) then a relay should be fitted. There are two other advantages of fitting a 7 way bypass relay unit. Both fuel pumps have been checked including the fuel check valve, electrics to them are fine, ground has been checked as well as the crank and cam angle sensor. I'm getting a bit desparate as have had so much done to it, and have just finished converting it into a microcamper. 9. Nov 7, 2008. #4. topcat5 said: Don't forget to fill it with fresh Diesel or you will have a problem starting up. you don't have to mess around pre-filling the filter. Turn the ignition on, the fuel pump will run a few second and soon the filter is full of diesel and the engine starts ! With my 2004 JTD you have to remove the housing from the If you want to know how to maintain this filter, do not hesitate to browse the following article: when to change the Fiat Doblo fuel filter. Injection problem on Fiat Doblo: When the booster pump supplies filtered fuel to the injection system, then this will be distributed by the injection rail so as to deliver the necessary fuel to each cylinder. .

fiat doblo fuel pump problems