Questions tagged [fuel-tank]

A container within a vehicle that stores fuel for a vehicle with an internal combustion engine.

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Is there any source of information about car models and brands in which it is possible to know the fuel level through the OBDII PID 2F?

Although OBDII has been mandatory since 1996 for North American vehicles and manufacturers must respect generic fault codes and that OBDII defines a series of PID commands to know the status of many ...
José Cohen's user avatar
4 votes
1 answer
590 views

Why does the fuel pump buzzing sound go away after a couple of seconds?

In every fuel injected car that i drove that had electric fuel pump, i always hear the fuel pump buzzing sound after turning the ignition on however after a couple of seconds the buzzing sound goes ...
Timothy Scherer's user avatar
1 vote
2 answers
235 views

Switching fuel pump from "in tank" to "in engine bay"

Here are some mildly related questions about the pros and cons of moving a fuel pump from being in the tank to in the engine bay: In Tank Fuel Pumps Pros and Cons Is an "engine bay" fuel ...
Seph Reed's user avatar
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Is an "engine bay" fuel pump substantially louder than an "in tank" one?

In the mechanics book I was reading, it says that one of the main reasons that fuel pumps were moved from being in the engine bay to in the tank was because the sound was much more muffled when ...
Seph Reed's user avatar
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Starting a vehicle that has been sitting for 2-3 years: Gasoline/Petrol/Fuel

What to do about the fuel (gasoline/petrol) in a 2010 Toyota Prius that has been sitting unused for 2-3 years before attempting ignition? I found this related QA and one answer mentioned using SeaFoam....
RockPaperLz- Mask it or Casket's user avatar
1 vote
1 answer
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Where is fuel line location under the hood? ( Closest one to the engine ) ( BMW 118d 2004 1.9 Diesel )

BMW 118d 2004, 1.9 Diesel Hi everyone, I have one question coming from the very specific situation that happened. Couple of days ago I went to gas station and guy that works there accidentally put 20 ...
Sergej Zivkovic's user avatar
2 votes
0 answers
42 views

1999 Toyota Camry -- Unexplained fuel smell on startup

I drive a 1999 Toyota Camry, around 150K miles. The car is driven infrequently -- perhaps two or three times a week. I'm in the Southeastern US, where recently we've experienced mild but chilly ...
academic's user avatar
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Plastic nipple on fuel tank busted, as well as plastic connector on fuel line

2000 Dodge Caravan 2.4L. Purchased on Sunday because it wouldn't start, because why would I purchase a working vehicle? Anyway, the photos are attached. What do I do, folks?
Ulvdet's user avatar
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What is the name of the component which looks like fuel tank pickup in Hyundai i20 diesel?

The vehicle in question is a 2016 Hyundai Elite i20 Diesel launched in India. For a petrol engine this would be the fuel pump assembly, but I couldn't find the name for the same part in diesel model. ...
mad_greasemonkey's user avatar
1 vote
2 answers
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2021 4Runner broken into. Person left a multi tool and an easy flo spout inside. Vandalism or theft?

My 2021 4Runner was broken into. The rear window was all smashed and the person left an easy flo spout accessory and a bike multi-tool inside My initial suspicion was gas theft but when I read more ...
PuppyHeadedNinja's user avatar
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Why would a properly sealed fuel tank help with cold starting?

Weird question I know. For a long while my Mk1 Golf had trouble cold-starting. It would cough a few times but not catch until maybe the 6th attempt. Over the years I tried a number of thing to try and ...
MeltingDog's user avatar
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20 votes
5 answers
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How to (relatively safely) store a small amount (200 milliliters) of gasoline for up to a month?

In my country of residence (developing nation) I sometimes see people stopped alongside the road because they apparently forgot to buy fuel or couldn't afford it. I also would like to be able to push ...
Sebastiaan van den Broek's user avatar
0 votes
3 answers
611 views

Antifreeze in the Gas Tank

Yesterday I ended up running out of gas on the road and I had a gallon of antifreeze on me thinking it was gas and I filled the full gallon of anti-freeze in my gas tank and later realized it was ...
Ryan Amalfitano's user avatar
10 votes
4 answers
3k views

Are these holes at the bottom of a 1965 VW Beetle Fuel Tank part of its design? Does something go there?

Hi there, I have a 1965 VW Beetle (in Australia) that I am trying to repair. To get it running, it just seems that I just need to repair two holes at the bottom of the fuel tank (it is leaking petrol/...
Terrence J's user avatar
2 votes
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What could cause my BMW 340i to show both engine codes PO171 and PO172?

I have a 2016 BMW 340i which recently turned on the check engine light. FIXD shows me this: I’ve also had two incidents where the car has struggled to start after filling up the tank. The engine ...
Johan Wikström's user avatar
2 votes
0 answers
125 views

How to arrive to an instantaneous estimation of fuel consumption using OBD2 ELM327 parameters [closed]

Problem details Hi my friends, i'm working on a project in vehicles field, and i want to make a system to estimate number of fuel litters consumed in each second or any time unit, using the OBD2 ...
ABID Dhiya's user avatar
0 votes
1 answer
279 views

What's the purpose of a filler neck in a motorcycle gas tank?

Why does a gas tank have a filler neck? It's not that you can leave the nozzle there and put gas without having to hold it.
Ronen Festinger's user avatar
1 vote
0 answers
40 views

Looking for a car model with huge tank size and acceptable mileage [closed]

I'm planning a road trip. I will probably spend a lot of time outside of civilization. For convenience I will take a generator with me so I can power my computer, cooking devices etc. In my country ...
CuriousIndeed's user avatar
6 votes
4 answers
3k views

Does fuel go bad after some time?

I have my bike (bought in mid-2019) sitting idle for over a year due to covid, as I went back to my hometown and left my bike in my office parking. Before leaving I refueled by bike with premium fuel ...
Prashant Kumar's user avatar
14 votes
8 answers
16k views

Do cars consume less gasoline when the tank is full?

I noticed While driving my car the fuel refills last me a lot longer when I go for the full tank over the half tank. I feel that it takes a lot longer to go through the upper half of the tank than the ...
Anwar Elhadad's user avatar
1 vote
1 answer
183 views

Diesel engine fuel return pressure -- how high above the engine can the fuel tank be

This is specifically regarding an inline six cylinder direct injection, external injectors, and injection pump. Circa 1998. Just a stock standard Diesel motor.... But in general also. The bush camp ...
chris alyui's user avatar
1 vote
1 answer
363 views

Issue pumping gas after using a gas can on 2017 pacifica

I used a gas can to fill my tank, it is a capless fuel filler. I was not aware that there was a funnel I should have used. Ever since doing this the fuel pump at the gas station cuts off as soon as ...
Adam Wheeler's user avatar
1 vote
1 answer
316 views

Can gasket sealant be used to seal friction fuel connections?

I have a two stroke trimmer with a plastic fuel tank and plastic fuel lines. At some point, these lines have been replaced with new lines that don't quite fit in the holes the old lines did (~0.5mm ...
toxicantidote's user avatar
1 vote
2 answers
170 views

What are these parts? Underside of Mercedes Sprinter close to fuel tank

These are from underside of Mercedes Sprinter close to fuel tank. One goes to the engine, the other to a diesel heater. I think they're too small to the fuel filters or pumps. What are they?
Stewart's user avatar
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Under what conditions would you consider driving without a fuel tank heat shield?

I'm more than a little surprised that searching for "fuel tank" and "heat shield" brings up no questions on mechanics.SE. Indeed the very keyword "heat shield" has not ...
Sam7919's user avatar
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Water and methyl in fuel tank

The water in my fuel tank is getting picked up by the pump when I go uphill or downhill. I added a half pint of methyl hydrate, but that only raised the water level. The car will stall and spit for 5 ...
John Canon's user avatar
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0 answers
66 views

In a 2004 Subaru Outback H3.0 (LL Bean) is there any way to repair a leaking fuel tank without removing it?

My fuel tank is leaking. On a 2004 Subaru Outback H3.0 (LL Bean) you need to remove the entire rear axle and exhaust components (and probably a few more things) to remove the fuel tank. My Check ...
Joe C's user avatar
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2 votes
2 answers
211 views

OBS Ford fuel quantity discrepancy

I recently purchased a 1997 Ford F-250 Heavy Duty with the 7.3L Powerstroke diesel and 212k miles on it. Two fuel tanks (front and rear) with a two-way selector on the dash. When I drove it off the ...
Peter Schilling's user avatar
1 vote
0 answers
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Where can I find reliable place to find specifications about my car?

I have a Toyota Corolla (Fielder - 1ZZ-FE). I'm struggling to find a place where I can find detailed specifications about other parts. For example, I would like to know the transmission type (CVT or ...
Igor Kolesnikov's user avatar
1 vote
0 answers
262 views

How does this fuel tank assembly work?

I have a mini excavator (Terex HR16). I am trying to understand how the fuel tank assembly works. First some context: I was experiencing intermittent engine sputtering, sudden loss of power, and ...
AdamAL's user avatar
  • 123
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0 answers
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1999 4 Cylinder Gas Tank Box With multiple connectors

Hi I am replacing rear suspension components on my 1999 4 Cylinder LE Toyota Camry and realized that Toyota engineered this model's undercarriage in a way to charge consumers more for PARTS & ...
Alyosha_Karamazov's user avatar
1 vote
1 answer
60 views

Permanent repair on fuel tank

I have a 2003 Chrysler Town & Country 3.8L with a punctured (plastic) fuel tank. I cannot find a replacement fuel tank. ~4 months ago I used a repair kit. I cleaned the tank, used coarse ...
Nathan Goings's user avatar
2 votes
1 answer
71 views

2005(B6) Audi S4 - Gas gauge

The gas gauge in my audi just kinda stopped working. By kinda, I mean that, before when I would fill up gas all the way, the gauge would sit really close to the F mark. Now, whenever I fill up and ...
and1's user avatar
  • 135
2 votes
1 answer
73 views

Is this epoxy? And does it look like a professional repair or DIY?

Howdy! So I have a 2016 VW Jetta with a leak in the gas tank. I think I found the hole, which is in the dark spot in the photo, but my question is this: is the yellowish material around the dark spot ...
Clueless_Jetta_Owner's user avatar
0 votes
1 answer
890 views

How safe is it to drive with no muffler? [duplicate]

I drive a 2007 Nissan Versa with 248,000 km on it. The other day, as I was driving, The section where my muffler pipe should be welder or otherwise attached to the flange broken off. Basically my ...
lockheed silverman's user avatar
28 votes
10 answers
13k views

Top off gas with old oil, is that bad?

When I change my oil I don't like going all the way back to the station to drop off the old oil and I don't want to pour it in the river, so I put 17 gals of premium in my 18 gal tank and then top off ...
Rob's user avatar
  • 299
3 votes
5 answers
2k views

Fuel sender works when outside of tank, but not when in tank

I've bought a 1988 Honda Accord (3rd gen) with an issue where the fuel gauge always reads full. I removed the sender unit from the tank and cleaned it with some contact cleaner (it was kind of copper ...
MeltingDog's user avatar
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2 votes
0 answers
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Mixing DEF with Diesel

DEF (Diesel Exhaust Fluid) is a solution of urea and water. What exactly happens if DEF is inadvertently added to the diesel tank? This YouTube video: https://www.youtube.com/watch?v=aLwcm4PjyIs ...
Ken's user avatar
  • 21
0 votes
1 answer
137 views

Fuel Tank Capacity

I have a Pulsar 150 2016 model motorcycle. Recently I started filling full tank fuel in my motorcycle. Yesterday I filled 17.4 litres of fuel with around 1 litre already in tank. My bike took 18.5 ...
Gopalakrishnan M's user avatar
2 votes
3 answers
101 views

I design custom motorcycle tanks, will the weight of the body filler used offset the balance?

I have done a couple of custom 3D tanks, utilizing body filler mostly, then carving out. I don't use loads of it, but if one side of the tank has the design, can it offset the balance? I just do not ...
Erica Rodriguez's user avatar
0 votes
1 answer
91 views

When i crank my 94 Chevy S 10 it leaks gas

It just happened today. My truck shut off and acted like it was out of gas so i added some gas to it. When i started the truck up it began gushing fuel somewhere between the filler to the tank. Also ...
Richard Leonard's user avatar
4 votes
3 answers
17k views

Getting Stale Gas Out of a Gas Tank w/out Dropping the Tank

I've got an old Chevy ('75) with a top-opening to the gas tank. The car has been sitting for 3 years without use. I want to clean the stale gas out of the tank. I have drained it as well as I can by ...
N8sBug's user avatar
  • 285
1 vote
0 answers
185 views

Why does the gas station pump keep shutting off mid-refueling?

This is a similar question to Why does my gas not fill all the way?. I have a 2017 Jeep Grand Cherokee. It seems to depend on the pump I go to, but sometimes I have a lot of trouble getting the pump ...
Anthony X's user avatar
  • 837
2 votes
1 answer
101 views

Red zone fuel level

When the fuel level in my car comes to the red zone I feel the running more heavy, the car needs more throttle and is more difficult to gain speed. Is this something normal??
Teo's user avatar
  • 31
1 vote
0 answers
219 views

Car wont take gas

When I go to gas station and take gas cap off, i feel and hear pressure towards gas cap. Then when i go to putting gas in my car, withing 30 cents of pumping, gas is overflowing. So what i been doing ...
Darnell Thomas's user avatar
21 votes
5 answers
25k views

Should I really keep my gas tank at least half full?

I've seen a number of sources that state you should keep your car's gas tank at least half full, some of which saying it's only important in winter. Some examples: http://www.osceolagarage.com/why-...
Daniel Griscom's user avatar
6 votes
2 answers
3k views

Any techniques to remove rust from inside fuel tank without removal

Last night I ran through the entire ignition system of my 1985 Mk1 Golf Cabriolet 1.6 (Carb) Auto and managed to get a nice strong healthy spark. This allowed me to start the car on Easy Start ...
Steve Matthews's user avatar
0 votes
1 answer
110 views

Does filling the tank to the maximum during heat waves induces a explosion risk?

I recently saw a picture stating that filling your tank to the maximum during heat waves may induce an explosion. The transcript of the picture : Warning ! Due to increase in temperature in ...
LEV's user avatar
  • 3
1 vote
0 answers
102 views

How fuel gauge works?

Can any one help me to understand the working theory for this fuel gauge. Is this similar to old type or does it has a digital sensor? This sensor belongs to Man-vehicle, its labeled as man tx-d683. ...
mgms_kumara's user avatar
1 vote
2 answers
114 views

my chevy cavalier 98 has not been driven since 2005 and gas tank has been empty..any hope for it

my 98 chevy cavalier has not been driven since 2005 and has sat with empty gas tank..do I have to install new gas tank?
Bernell Lowrie's user avatar