How Do Extended Warranties Work?
Need some advise here. Our tow vehicle (Ford) went into "limp" mode yesterday and we wound up at a Ford dealership for diagnosis and repair. Turns out the high-pressure fuel pump is at fault, requiri...
Forum Discussion
jhamlin wrote:There is no filter after the injection pump, so the comment about metal particles is correct.BroncosFan wrote:So if I understand what you're saying, I should be concerned that metallic particles could reach any of the injectors themselves? Shouldn't the fuel filter catch this, or is the filter between the fuel pump and the injector pump?
In the same link above when the engineering defect HPFP fails, metal particles likely will damage the injector ceramic ball valve.
But I have to admit this is the first time I have heard of a "fuel injector rail pump".
I suggest this bears checking out to make sure it is not a BS excuse. Get the dealer to describe exactly HOW MANY fuel pumps are on your truck. It may be as few as ONE!
The Bosch HPFP used on the Ford 6.7L diesel (and others)is known for expensive failures and for Ford's tendency to deny a claim. Are you out of your 100K OEM warranty?
BTW - your original question? Unfortunately what you are seeing seems to be the way MOST of them work!
