it depends on the current driving conditions,
if you are on the gas pedal hard and going uphill it will drop fast, and if you are coasting downhill it will go down very slowly,
the more miles that you drive ( after reset ) the less variation you will have
2007-11-28 11:32:05
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answer #1
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answered by imbustass 4
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"Get a Complete Diagnostic Read Out! Service Fuel System!" and go from there. Could Wiring at the ECM or bad Sensors! Really Good Auto-Electric Shop or Dealer, Auto-Electric would Cost Less!
2007-11-28 11:44:31
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answer #2
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answered by sidecar0 6
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Estimated mileage is done at the most fuel efficient setting based on your history. When you are no longer driving Interstate miles at a fixed speed, your mileage drops greatly. Even idling 2 minutes at a stoplight does weird things to those estimates because for 1/30 of an hour, you didn't move, then you accelerated.
Personally, I wouldn't even use it except for long trips on the Interstate.
P.S. to others....and you paid money to have something "fixed" when all they probably really did was reset it?....and you downthumb me? LOL!!!!
Glad you have more dollars than sense!
2007-11-28 11:36:05
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answer #3
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answered by JD_in_FL 6
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Sounds like your gas sensor needs replaced. But take it out for a drive up a hill for a bit and then drive it back. Recheck the numbers. Sometimes the up hill drive will slosh teh sensor with gas and knock off what may be in its way.
2007-11-28 11:36:42
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answer #4
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answered by Big Deal Maker 7
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Mine did just like that and they had to chage a sensor. It was 225 bucks (which they picked up).
Ford should run less than a Land Rover.
2007-11-28 11:36:09
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answer #5
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answered by harvardbeans 4
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Sounds like you have a fuse blown hon, or possibly the actual batterey. It hapened to me too, Tyler went to take my car on a mission, and it wouldn't start...fortunately, they got a battery right away and we were good to go! OORAH!
2007-11-28 13:54:10
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answer #6
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answered by Reenie: Mom of Marine 6
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Your computer is just adjusting to the mpg your car is getting.... it will settle down to a set number..... when you go on a highway the number will go up, then when you drive in the city the number will go down.
2007-11-28 12:07:37
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answer #7
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answered by Stampy Skunk 6
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It is telling you how many miles u have left at the rate of speed you are driving at the time. Higher rpms = more fuel and lower = less.
2007-11-28 11:33:49
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answer #8
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answered by Anonymous
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they are never pin point accurate,plus if you have the ac on it will vary,there are many reasons this can happen,but i wouldnt worry
2007-11-28 11:33:53
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answer #9
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answered by DavE A 2
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its fine they all do that
2007-11-28 11:30:38
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answer #10
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answered by GM 4
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