Dodge 2004 Quad 4x4 1500
From : bob c
Q: can someone tell me what might be the gallons that register from the 1/8 mark to 1/4 mark meaning how many gallons between these two marks. thanks .
Replies:
From : peterd
on thu 31 jan 2008 115302 -0500 bob c rcog@aol.com wrote can someone tell me what might be the gallons that register from the 1/8 mark to 1/4 mark meaning how many gallons between these two marks. thanks imho only experience will tell you what the guage reads... ive found way too much variance between different trucks and cars of the same model to be able to accurately tell what the fuel levels are. maybe one of these days auto makers will come up with a weight based strain guage system to measure fuel levels! .
From : big al
on thu 31 jan 2008 115302 -0500 bob c rcog@aol.com wrote can someone tell me what might be the gallons that register from the 1/8 mark to 1/4 mark meaning how many gallons between these two marks. thanks imho only experience will tell you what the guage reads... ive found way too much variance between different trucks and cars of the same model to be able to accurately tell what the fuel levels are. maybe one of these days auto makers will come up with a weight based strain guage system to measure fuel levels! that would work great on a bumpy road .
From : peterd
on fri 1 feb 2008 072323 -0700 big al nospamsal1@qwest.net wrote on thu 31 jan 2008 115302 -0500 bob c rcog@aol.com wrote can someone tell me what might be the gallons that register from the 1/8 mark to 1/4 mark meaning how many gallons between these two marks. thanks imho only experience will tell you what the guage reads... ive found way too much variance between different trucks and cars of the same model to be able to accurately tell what the fuel levels are. maybe one of these days auto makers will come up with a weight based strain guage system to measure fuel levels! that would work great on a bumpy road with computers to smooth and process the data it would not be difficult at all. .
From : tom lawrence
with computers to smooth and process the data it would not be difficult at all. a simple accelerometer could be used to counter the effects. .
From : peterd
on fri 1 feb 2008 121619 -0500 tom lawrence tlawrence5@earthlink.net wrote with computers to smooth and process the data it would not be difficult at all. a simple accelerometer could be used to counter the effects. im just as sure it can be done in software... regardless it is a pipe-dream at this stage wont happen. .
From : nosey
bob c wrote can someone tell me what might be the gallons that register from the 1/8 mark to 1/4 mark meaning how many gallons between these two marks. thanks the best way to find out is run it down to 1/8th of a tank and take it to a gas station. slowly put gas in it until the gauge hits the 1/4 mark and check the gallons readout on the pump. the tank isnt symmetrical so the number of gallons between marks will be different at different fuel levels. -- ken .
From : peterd
on fri 1 feb 2008 210148 -0500 nosey kfrei43@removethis.hotmail.com wrote bob c wrote can someone tell me what might be the gallons that register from the 1/8 mark to 1/4 mark meaning how many gallons between these two marks. thanks the best way to find out is run it down to 1/8th of a tank and take it to a gas station. slowly put gas in it until the gauge hits the 1/4 mark and check the gallons readout on the pump. the tank isnt symmetrical so the number of gallons between marks will be different at different fuel levels. problem with this is that chrysler filters the gauge readings all of them! through the pcm. this creates two problems 1. the reading takes a while to stablize done to prevent the needle from moving as gas sloshes around as you are driving and 2. once you open the cap with the key on the pcm detects an evap error and can set a code ok the code is trivial and will eventually clear on its own. the first problem above is the more serious one. easier to do is to do this in three steps.. 1. get to 3/4 tank and fill it to the recommended level. get the owners manual and check how much the tank holds usable volume. subtract what you put in from the full tank amount and thats what remains at 3/4 tank. 2. get to 1/2 tank and fill it to the recommended level. subtract what you put in from the full tank amount and thats what remains at 1/2 tank. 3. get to 1/4 tank and fill it to the recommended level. subtract what you put in from the full tank amount and thats what remains at 1/4 tank. 4. get to 1/8 tank and fill it to the recommended level. subtract what you put in from the full tank amount and thats what remains at 1/8 tank. takes four trips to the gas station and a bit of simple math but it will be more accurate than tryign to wait for the gauge to stablize as you are filling. .
From : nosey
problem with this is that chrysler filters the gauge readings all of them! through the pcm. this creates two problems 1. the reading takes a while to stablize done to prevent the needle from moving as gas sloshes around as you are driving and thats why i said slowly. i re-fuel my 99 by watching the fuel gauge every time. i re-fuel from my garage and my nozzle doesnt have an automatic shut-off. when it gets close to the full mark i slow the pump down. when the needle is just above the full mark i shut it off. ive never over-filled it. 2. once you open the cap with the key on the pcm detects an evap error and can set a code ok the code is trivial and will eventually clear on its own. i dont think itll set any codes if you take the cap off with the key on engine off. the pcm controls the evap purge solenoid based on engine operating conditions. i think the pcm knows when the engine isnt running but i could be wrong. -- ken .
From : nunya
snip problem with this is that chrysler filters the gauge readings all of them! through the pcm. this creates two problems 1. the reading takes a while to stablize done to prevent the needle from moving as gas sloshes around as you are driving and 2. once you open the cap with the key on the pcm detects an evap error and can set a code ok the code is trivial and will eventually clear on its own. the first problem above is the more serious one. easier to do is to do this in three steps.. 1. get to 3/4 tank and fill it to the recommended level. get the owners manual and check how much the tank holds usable volume. subtract what you put in from the full tank amount and thats what remains at 3/4 tank. 2. get to 1/2 tank and fill it to the recommended level. subtract what you put in from the full tank amount and thats what remains at 1/2 tank. 3. get to 1/4 tank and fill it to the recommended level. subtract what you put in from the full tank amount and thats what remains at 1/4 tank. 4. get to 1/8 tank and fill it to the recommended level. subtract what you put in from the full tank amount and thats what remains at 1/8 tank. takes four trips to the gas station and a bit of simple math but it will be more accurate than tryign to wait for the gauge to stablize as you are filling. i think i need a nap after all that addiplicating. i have 280k on my daily driver and have never even thought about this conundrum. when my truck get to a quarter tank i fill it back up. if you drive around with much less than a quarter tank in the 100 degree georgia hot sun for long you get to put in a new fuel pump more often than you would like. michael .
From : nunya
snip thats why i said slowly. i re-fuel my 99 by watching the fuel gauge every time. i re-fuel from my garage and my nozzle doesnt have an automatic shut-off. when it gets close to the full mark i slow the pump down. when the needle is just above the full mark i shut it off. ive never over-filled it. snip -- ken same routine here. i buy all my fuel in bulk for the convienence of not having to stop at places where i am not sure of their storage tanks. i did just buy a nozzle with an automatic shut off so that i dont have to worry about employees accidentally pouring my fuel out on the ground. not to mention that i have discovered that about 20% of the local bp/amico stations are not actually putting bp branded gas in their tanks. several of the pakistaniranian owners are actually selling the off brand and blended stuff from the hub to make a couple of extra cents. michael .