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RodGFX

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This is a stupid question, i know. but i would still like to know, in case of emergency. How far can you get with an 07 focus with a 2.0 duratec agter the gas light comes on. Or, how far does the gas hand go down before you actually RUN out of gas, does anybody know?
 
When your gas light comes on, you are starting to dip into you 2 gallon reserve. Soooooooo, if you get 32 mpg, that's 64 miles.
 
I know for earlier models it could vary. There could be 2 gallons, but for some owners the light came on too late due to whatever reason (faulty sending unit or design).

The other matter is possibly sucking up sediment and crud that settle to the bottom. If you constantly leave your gas level low, you can create a situation where you pull in the crud during combustion that can clog injectors and the filter, or you can allow moisture to form and possibly freeze if you live in a really cold winter area.
 
I'd push it up until about 70 miles on mine (2000 ZX3). When I got my new subaru, I expected it to be about the same and ran out of gas in the middle of a 1.5 mile long tunnel in rush hour. It was only 20 miles after it came on.
 
RodGFX

...in case of emergency. How far can you get with an 07 focus with a 2.0 duratec agter the gas light comes on. Or, how far does the gas hand go down before you actually RUN out of gas, does anybody know?
Welcome to [FJ]focaljet. :thumbup:

If you really want to know exactly how your particular Focus's guage and low-fuel warning light are calibrated, run it into the warning light then stop to fill a gas can and take it with you. Record the trip odometer's reading, then resume driving on a pre-planned test route.

Now, it certainly isn't wise to travel with a full gas can on board on a regular basis, but if necessary caution is taken... blah blah blah... you get my drift.

When the car runs out of fuel or begins to "sputter" hopefully you'll be in an area where you can pull over safely to the side, refuel, and record the mileage you've traveled since the low-fuel warning light first illuminated.



Now then: Contemporary production cars are fitted with an in-tank fuel pump. These pumps are, and are designed to be, submerged in fuel; the fuel acts as a coolant of sorts and as a lubricant. Uncovering the in-tank pump on a regular basis may (will) shorten the potential service life of the pump itself. It has been recommended by several techs I know personally and by published information to avoid driving with the fuel level below one-quarter tank.

Once in a while, sure; that can't be avoided at times, and certainly while traveling on an interstate highway the pump won't become uncovered at one-quarter tank unless you start chopping wood on a twisty road, generating some lateral g or drive in heavy stop and go traffic.

One must resist the urge to say, "But I live on what little I am paid and with these insane gas prices I can't afford to fill up..." Instead, fill up once, then refuel every half-tank. Your initial investment will be higher, but only once... and one will be paying a virtually identical amount to top off from one-half tank as one would with a 20 dollar fill quantity from empty.

Long-wnded, I'm afraid, but... since you seem eager to really know the answer to your questions, [FJ] has answered. LOL.


:)~
 
Thank you for that answer Z, I've been wondering what the size of the reserve was for a while and never thought to ask. Didn't know about the fuel pump thing either, and I usually drive with a fairly low tank so I'm glad you mentioned it, I'm going to go fill up this afternoon :)
 
^ ^ ^ You're welcome. :)~

Richard/GBPCS brings up a potential problem, too, with running "on fumes": sediment. Now, the one-quarter tank level limit may seem a bit extreme, but those were indeed the words used by both a Mercedes tech and two BMW techs. I'm going to assume that taking the fuel level down to say, one-fifth tank could be another reasonable limit. Again, I try to refuel every one-half tank except if I'm out on the highway on a road trip where I'll run it down to just below one-quarter tank, depending.

Point is, try not to operate the car with the fuel pump uncovered more than it is covered to avoid the cost and hassle of a fuel pump replacement down the road.

Those who live in the Great White North are taught not to run low on fuel for another reason: the potential to become stuck in a snowbank with no sign of help for many hours. Having the fuel necessary to idle for engine heat can save one's life.



had a fuel pump replaced and my gas light doesnt come on anymore what could be the problem?
Fuel level sending unit. Either it was damaged upon pump replacement, or it's a wiring issue in, at or near the tank where the work was performed - those are two possible answers. I am not a pro tech, but I did stay at a holiday inn express last night. Hee.
 
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