A specifically designed pump used provide fuel pressure for internal combustion engines

learn more… | top users | synonyms

6
votes
1answer
218 views

Can't find out a correct fuel pump for my vehicle

I have a 2008 Dodge Charger SRT8 6.1l. The trick is, that I need a fuel pump replacement for that vehicle and I can't find the appropriate part. Fuel tank capacity is 72 liters (22 gallons)... On the ...
0
votes
0answers
9 views

Ford Ikon tdi Unknown details - starting problem [duplicate]

My dad bought the vehicle last year, but recently he has been having trouble with the vehicle. First he had leaking injectors whereby he repaired them,but now he has been having the problem of bubbles ...
8
votes
2answers
70 views

Two Fuel Pumps died

Already having replaced 2 fuel pumps, both died. Seems to have a problem in somewhere (alternator, battery, electricity) or I have no luck for fuel pumps. The last one, last 6 months, before died ...
9
votes
2answers
129 views

Is it bad on your fuel pump to have your tank run low? [duplicate]

Ive always been taught it was bad on your fuel pump to run your vehicle tank close to dry as it would damage the fuel pump but Ive never seen any validation to support this statement. So will running ...
4
votes
3answers
80 views

2009 BMW 328i Crank but Won't Start

2009 BMW 328i (N91 Fuel pump) cranks but wont start, what I have checked thus far: Sprayed starter fuel inside the throttle body and it starts up. Verified proper voltage is being sent to the pump ...
1
vote
3answers
103 views

Any huge difference between high performance and stock fuel pump?

Having Dodge Charger 2009 - I had the issues lately with a stock fuel pump which stopped working. I've bought a new one, after 5 months, fuel pump start cranking with a strange noise, and sometimes my ...
6
votes
1answer
70 views

Do worn brushes in an electric fuel pump increase fuel flow rate?

Electric fuel pump manufacturers can provide pump curves like this one below by Pierburg: I wanted to confirm my understanding of the curves when simulating the effect of worn brushes in the ...
8
votes
2answers
519 views

Why is the effect of a bad fuel pump more noticable at higher speeds?

I get that the main effect of a bad fuel pump is that the engine will cut out at higher speeds, and that this is often not easily noticeable until that happens because there are little or no prior ...
5
votes
1answer
130 views

BMW E60 (525d M Sport 2005 UK). Cranking but not starting. Fuel Pump/Relay issue?

Background: Long term bad earth problem has been causing iDrive to crash and reboot for years. Bad earth seems to drain the life of the battery over a period of a few years. On my 3rd battery now. ...
7
votes
1answer
45 views

Failure to start in frigid temperatures

RE 2001 Ford Explorer It has a new battery, coil, and wires in place. The truck will not start below -7 F despite strong cranking; in these temperatures, sound of fuel pump priming is muted or ...
4
votes
3answers
117 views

Why is a volume test necessary when diagnosing fuel delivery problems?

I suspect my fuel pump causing intermittent driveability issues. I checked the fuel pressure at the fuel rail and it seems like the pressure is fine: ~2.4 bar at idle, 3.1 bar at engine off (3.09 bar ...
5
votes
1answer
54 views

2006 Honda Civic, Automatic, Weak Start-up

My car is a 2006 Honda Civic, about 90k miles, Automatic, new battery about 6 months ago. No issues before now. Over the last week, it has been starting weakly. By that I mean when I turn the key, ...
3
votes
3answers
280 views

Should fuel pump noise be changing according to electrical load and RPM?

One thing that bugs me about my car is that the fuel pump noise is fairly inconsistent. Turning on the lights, aircon, defroster, etc. lowers the fuel pump speed and gives a lower pitched noise. It ...
4
votes
1answer
123 views

Can there be 2 fuel pumps in a petrol car?

My car is a Nissan Primera P12 (2500 cc) and recently I heard from my mechanic that there are 2 fuel pumps in the car. One closer to fuel tank, and another closer to the engine. Is this a normal ...
1
vote
1answer
359 views

Can a Crank sensor cause fuel pump failure?

I have a Nissan Primera P12 2001 (2500cc) which was working without any issues. Yesterday when I try to start, it wouldn't. Talking to the repair guy said it was the fuel pump. But later he said it ...
63
votes
9answers
41k views

Does the amount of fuel in the tank matter?

As long as there is some fuel in the tank, does the fuel level matter? In other words, is it advisable to make sure the tank is mostly full most of the time, or is this just silly? In other words, are ...