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Questions tagged [fuel-system]

Fuel system covers the components of a car responsible for fuel delivery; tanks, pumps, filters, pipes. Questions on carburettors and injection systems have individual tags

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Fuel tank leakage

I have this sudden fuel leakage from the base of the fuel tank of my benelli tnt 25. I am clearly unable to cite the reason. The leakge is present upto a certain level of fuel.Is it safe to drive the ...
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2answers
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VW Golf 4 V6 loses all power on strong acceleration or uphill, only on half tank

I have a weird problem with my Golf 4 V6 2.8L 4motion, 1999. On exactly half tank (correct by gauge, distance and volume refilled), the car brutally loses all power if going uphill or accelerating ...
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Frauds at pumps with LPG (autogas): is it possible? [closed]

At the workshop I go and also some people they said to me that there's some fraudulent pump that mix air with Autogas (LPG). Now, I'm not an expert, but mixing air that contains oxygen with LPG, ...
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Bike is getting switched off when speed I reduce the speed

I am owning a RE classic 350 . The problem is 1.When I start my bike in the morning after a long break, the engine gets switched off within 10 or 15 seconds if I failed to raise the accelerator at ...
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1994 300sei Camry auto overfuelling, rough idling, spews white fuel smelling fumes

I have been struggling with this car for a while now and as a result it is standing and not driven. The fan comes on when ignition is started and idling, the speed gauge accelerates in park though ...
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1answer
16 views

I would like to wire a fuel pump kill switch in my 1995 Ford Ranger XLT

Currently, despite a new ignition switch. (including tunnel) My Ranger will not turn off. With the truck in park, key in the off position, and even removed, it just keeps on keepin on. As of right now,...
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1answer
17 views

2002 Chevy Chasis on a motor home

How many book hours to change the fuel pump do you normally charge? We have to drop the tank, we know that for sure
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My Chrysler 300C drove through high water now won't start

I drove through a puddle of water. No problems I went home shut it off. Waited a couple hours tried to drive again. Started for a few seconds and shut off did that three times now it won't turn over ...
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LEXUS 1994 ls400

My tank is 1/8 full. Fuel pump replaced by me. Car continues to sputter and fail. Is there enough gas in car to prime pump? I'm trying to make it to gas station.... What else is suspect?
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20 views

Question about aircraft engine injector system

i was recently working alongside an aircraft mechanic on a turbocharged 6 cylinder fuel injected engine (a Lycoming TIO-540 if your curious) and the complaint from the customer was that it would ...
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1answer
64 views

Engine lean issues

Vehicle is a 2006 Ford Courier, started having hesitation/loss of power after fill up at a gas station that I'd never been to before. I depend on it for transport so I'm forced to still drive it, ...
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1answer
31 views

BMW P0171 & P0174

So i have a BMW 328i with roughly about 155k miles, no drivability issues. However as soon as the car gets decently low on gas, the car starts to act up by surging and eventually stalling out as if it ...
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1answer
74 views

Could the exhaust also be fuel? [closed]

Could the exhaust from a piston gas engine be run to another engine that uses Carbon Monoxide as the oxidizer? Would the engine work the same as a gas engine mechanically? This link has inspired ...
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1answer
37 views

Engine stuttering/dying and loss of accelerator

I had recently bought a 1998 Gen 3 Subaru legacy (BH5) with 190k Kms/ 118k Miles on it, for the first month it ran perfect with zero issues. Suddenly one day I started up the car as I was reversing ...
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0answers
10 views

1988 T-Bird clicking sound when key is on

I accidentally drained my battery so I charged it and went to drive it car died when I went to drive. Now it makes a loud clicking noise and won't stay running. I don't think I put a good charge to ...
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2answers
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How to get started tuning ecus?

Now I plan on building my own vehicle soon , and I wanted to know where can I begin learning how to tune a vehicle’s ecu and the necessary programs required to tune ecus on top of the understanding ...
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1answer
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2002 Kia Spectra 1.8: No power to the control side of my fuel pump relay

I have isolated the issue to no power coming in to the relay coil. I am having issues finding a wiring diagram, or a pcm terminals wiring diagram to help me further troubleshoot the issue. I'm only ...
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0answers
39 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 ...
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29 views

Why is the engine sputtering even when there is sufficient fuel?

While kickstarting the motorcycle, the engine starts properly. But after travelling some distance, the engine sputters and turns off even when there is sufficient fuel. Then, after few raises to the ...
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0answers
37 views

When i step on the throttle, nothing happens, then after a second the car goes

My car is a 1992 Benz 300SE W140 Automatic Transmission, whenever i start the car and put it on D, when i step on the throttle nothing happens (the engine rpm does not increase) then after 1 second it ...
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1answer
32 views

How to start a 1991 Thomas School Bus that cranks well, but doesn't start

I purchased the above vehicle for conversion and at first it didn't start at all due to starter issues. At this point it cranked, but cranked weakly. So I replaced the starter about a month ago and it ...
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1answer
40 views

Can't remove fuel line connector from fuel pump

I am trying to replace the fuel pump of my Volvo V70 I 2.4 (106kW, 1998, manual), but can't remove the fuel line connector from the pump assembly. The return line seperated easily, but the other one ...
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ok my car will turn over but not crank its 2005 nissan altima 2.5 4 calender we changed crank position sensor spark plugs and coil pack

I have a 2005 model nissan altima 4 cylender2.5. My car will turn over just won't crank we have replaced a crank position sensor changed coil pack and spark plugs it just won't crank checked fuel pump ...
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0answers
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2006 Subaru outback won't accelerate

My 2006 Subaru outback has now three times stops accelerating completely but engine runs normal. The check engine light comes on also. A friend thought it had water in fuel line put in dry heet and ...
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1answer
36 views

2004 Audi TT 1.8 poor MPG

I have Audi TT 1.8 04 plate My average miles is 50/60 per week. However I don’t seem to get many miles for a fuel tank. Average 210 for £60 fill up. What could be the problem ?
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2answers
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Volvo V70 I stalling when accelerating too much

I've recently bought a Volvo V70 I 2.4 (106 kW, gasoline, 1998), and on the way back home from the seller the car died several times when starting from a standstill, until finally a few hundred meters ...
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1answer
41 views

Fuel pump can't pump after few days stopped

I have a 1995 Nissan Sentra with a carburetor and a mechanical fuel pump. After being parked for a couple of days, the car doesn't start because no fuel reaches the carburetor. At most it, will start ...
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1answer
21 views

Pontiac LeMans 1.6 TBI - fuel pressure problems

I have a Pontiac LeMans, 1989 year of manufacture, engine 1.6 with Rochester TBI 700. I think that I have a problem with a fuel pressure. Engine idling is bad. Engine idle has 800 rpm with ...
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2answers
26 views

Fuel hose leak after inactive for a while

Car was sitting for a while (3 months) in severe heat, this pipe cracked due to age, heat and being dry. It works fine but is leaking quite badly. What is the type of piping required here? Would I ...
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0answers
6 views

Unable to fill gas tank for 06 chrysler pacifica [duplicate]

Unable to fill gas tank of Chrysler pacifica
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2answers
50 views

Fueling vehicle issues

Every time I go to pump gas in 2009 ford mustang. Almost every gallon that pokes in to tank makes the nozzle trigger pop back like if it was full. It is annoying to hold it and still pops back out. ...
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0answers
23 views

Pulsar 220Fi starter crackling sound

So I've a Plusar 220Fi 2007 model. Engine is in perfect as new condition. However sometimes when I press the start button, I huge crackling sounds can be heard (it's like metal balls are ground ...
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0answers
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Priming fuel system from fuel tank?

Mechanic changed my Focus 2014`s diesel fuel filter, then because he didn't know the correct method to bleed the system, instead he pressurized the fuel tank with compressor. Car ran fine. But the ...
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0answers
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How to get access to Fuel Flap on VW Polo?

My Fuel Flap wont unlock... it has been playing up for a few months but now it wont open at all. I need to put fuel in my car but cannot unlock the Fuel Flap, I have tried unlocking and locking via ...
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1answer
47 views

Pocket bike issues

I have recently just bought a new pocket bike for very cheap, it came with no warranty. It is a 50cc 2 stroke pull start with no gears or clutch. It worked perfectly when i first got it (a few days ...
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1answer
25 views

Troubleshooting low engine power uphills

my 02 Corolla (230k miles) has low power, especially uphills. I did a vacuum test and fuel pressure test, as I was suspecting a clogged exhaust or a faulty fuel pump. Both readings are normal, ...
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1answer
1k views

Thinking of running E85 to clean my Corvette valves, pistons and heads

I'm pretty sure that I have built up carbon deposits in my 1986 corvette convertible with aluminum heads. I get noticeable pinging when hot and accelerating even with 93 octane gas. My plan is to ...
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1answer
245 views

Calculating fuel flow rate through obd || sensor not supporting 015E and 0110 commands

I have been working on a project where i want to calulate fuel flow rate using data from the obd2 sensor. The car on which i was testing didn't support the pid 015E which is for fuel flow rate. Then i ...
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103 views

How can I diagnose\test if I have contaminated fuel?

Following a fuel change my engine cut out after 3 minutes driving however I was able to restart and drive home for 8 miles. The car did drive quietly for those 8 miles. It does start however and it ...
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4answers
56 views

RV fuel when stored over winter

I've been running regular unleaded gas in my RV, but when it came to winterize, I'm not sure if the gas jockey followed my instructions to fill with premium. Is it safe to start the vehicle if it has ...
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1answer
34 views

What should a normal fuel pressure reading look like?

Some quick background: While idling, my 2007 Ford Focus "revs" at about a 1-second cycle, you can hear the engine subtly go "wroom / wroom / wroom". It has issues with long crank times to start and ...
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3answers
88 views

How to deal with watered down fuel?

I asked this question Why did car go quiter and cut out after fuel change? and somebody mentioned in the comments that I may have used watered down gas. This seems plausible and I did think the fuel ...
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5answers
110 views

Leaving Bike unused for 3 months

I am going out of country for 3 months is it okay if i leave the bike unused for 3 months ? and what to do to protect my bike for any loss ?
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1answer
15 views

Fuel consumption

Purchased a BMW 730d 5 months ago , disconnected my battery to fix my starter , when i put the battery back the fuel consumption reader goes to zero 0000 , when I started driving the fuel reader ...
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1answer
44 views

Cause of faulty EGR valve

I recently had my diesel Range Rover sport serviced but the garage didn’t re-seat the fuel filter correctly causing a leak of fuel. At the same time, my engine light came on and it turned out to be ...
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2answers
111 views

How to improve Fuel consumption of Kia Sportage 2014

How we can improve Fuel consumption of Kia Sportage 2014. Also guide me what is the Avg fuel economy of Kia sportage 2014 with 50,000/ mileage. Does changing of spark plugs have any affect?
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0answers
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Unexplained fuel pump residue that ruined fuel pump

A couple months back I posted a Question about my sisters fuel pump that suddenly stopped working after she walked Inside, The night before she swore that she had a half tank of gas, To make a long ...
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3answers
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No lights or radio; won't turn over. Battery is fine

I have a 2002 Chevy Silverado 1500. My buddy replaced my fuel pump recently, and while he was dropping the tank he broke a fuel line, so replaced that as well. About 4 days afterwards, my check ...
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1answer
64 views

How to test a fuel pressure regulator

How can you test a fuel pressure regulator if the car has no fuel pressure I removed the tank and fuel pump even though I heard it prime, I tested the ohms on the gas leveler and the ohms did rise as ...
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2answers
1k 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 ...