Tip & How-To about Volvo DL
I've seen many questions in the vehicle section that concern this problem, and there is an almost universal answer.
On an older vehicle, the fuel pump is often quite worn out, and it is never checked, because of accesability issues.
When they start to fail due to perfectly normal wear and tear, the common symptom is a temporary "failure" while driving. The car can usually be driven again after the fuel pump cools down and operates normally again, usually 15 - 30 minutes.
There are three items that must be replaced when this happens. First of all is the fuel pump itself, and anything else that is replaceable in the tank that concerns the fuel system.
Second, is the fuel filter, just as a matter of course.
Third is the fuel pump relay, as they tend to fail at the same time as the pump, if not sooner.
I hope this answers many of the problems that you, the readers, are having with your cars.
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