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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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Ford diesel keeps jerking and sputtering

My Ford f350 (1993) jerks and sputters when idling and when driving doesn't sound like it's getting enough fuel I cleaned the fuel pump, still nothing, could it be my injectors
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loosing fuel honda fit 2012

I own a honda fit 2012 and I recently replaced the stock air filter with and ram intake, I also removed the rear muffler and instead extended a piece of steel pipe to the rear. I did both these things ...
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1answer
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Gas leaking from this tube,wondering what exactly this tube is

Hello, I'm fairly new to mechanics of motorcycle(riding for 2 years but never tried to repair it myself till last month). As I noticed I am using way more gas than usual and there was gas odor, then ...
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91 octane misfire but 95 or 98 no misfire

My car has one strange issue which affecting starting and misfire. With 91 octane starting is good but misfire randomly at idle with air con on. With 95 or 98 octane starting is very difficult I ...
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Rpm goes up my mph doesnt move

My rpm shoots up when I give it full throttle at 30 mph and it's as if it were to not shift into gear but my tuner doesnt read any codes . There isn't a check engine light either so I dataloged it and ...
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What is causing my explorer to idle roughly?

Rough starting! Have to push gas pedal to start! When running it will only tac up to 2500-3000 rpms when gas pedal is pushed! After letting off pedal its a rough idle! Spitting and sputtering entire ...
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27 views

Honda cb125T bike is low mileage and 62% wastage petrol

My bike fuel wastage is 62% co % ===6.535 HC====7845 What is th a problem ????? But Carburetor Service last week. so how to solve problem?? Running mileage 58752km Engine pick up is low
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Honda cb125T bike is low mileage and 62% wastage petrol [duplicate]

My bike fuel wastage is 62% co % ===6.535 HC====7845 What is th a problem ????? But Carburetor Service last week. so how to solve problem?? Running mileage 58752km Engine pick up is low
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2018 Honda Civic warning lights all on power steering,abs,emissions,uphill contaminated gas?

2018 Honda Civic ex with 2000 miles on it. Abs emissions power steering uphill lights all on the dash. Took it to the dealer and they said it is contaminated gas? Has anyone every had this happen? I ...
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1answer
20 views

Turbo Diesel Smoke from Fuel Filter body

A friend of ours has a 2005 Ford Mondeo 2.0 TDCI which is a common rail turbo diesel. Today, lots of white smoke came from under the bonnet (hood) which appeared to be coming from the fuel filter. ...
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1answer
46 views

Why does turning ignition to ON not power the fuel pump?

I am currently testing my fuel system (Toyota, 5VZ) to diagnose a P0171. The Service Manual says this: Connect a TOYOTA hand-held tester to the DLC3 Turn the ignition switch ON and push TOYOTA hand-...
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Exterior gas tank

So I have a 2004 Chevy Silverado 1500 I do a lot of driving and want to put a gas tank in the bed, then tap it into the gas tank under the truck. What would be the best way to do that? Would I have to ...
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2answers
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Failed motor mount on 2007 Jetta Wolfsburg edition

7 months ago a motor mount failed on my 2007 VW Jetta Wolfsburg edition. Since then it has sat 7 months. It was running fine the last time it was started. Should I replace all the motor mounts, or ...
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1answer
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2012 Mini Roadster S R59 P15DF code

wondering what else I can do to diagnose this. Here's some background and what I did so far: 2 weeks ago I replaced the throttle body. To be able to access it, I had to remove the intake manifold and ...
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2answers
63 views

Fuel smells inside the car when at idle

I have a 2002 Honda civic 1.7L. The car started to make a deeper sound and at idles with heat on, it smells fuel inside the car. Not sure if related, I recently went camping, I parked the car on a ...
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Four cycle engine with oil in gas. What should I do besides new spark plug?

Honda GC160 5.0 emits thick blue smoke. I used it several days when it came to a stop. Filled the tank with fresh (no mix) gas & it would not start. Bought & changed the old spark plug. After ...
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Maruti Suzuki Wagon R K10B - Engine goes off on leaving the accelerator pedal

I own a Maruti Suzuki 2013 version fitted with K10B engine. My car goes off even at 120kmph if i took off the leg from the accelerator pedal. While driving it goes without turning off for around ...
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Need to Repair a motor vehicle tha just crank and does not start (2008 honda civic 1.8 5 door)

When turning full swing to the left the right front tyre was touching the fender lining, it ended up exposing some wires as a result the contact of wires happened and the vehicle switched off. Now I'...
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1answer
46 views

Short term fuel trim shows -9% (Rich)

Honda Civic 2007 90km odometer Problem- Fuel consumption I have scanned my car and it shows STFT -9% along with below parameters. Coolant temp -> 64 LTFT -> -7.03 Oxygen sensor voltage -> .55v EGR ...
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0answers
28 views

Why would this happen:

If anybody could help me understand this behavior, I'd be grateful: 2003 R1 5PW, Fuel-injected, has an alarm/immobilizer fitted, doesn't report any fault codes: Motorcycle would occasionally (three ...
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0answers
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Suzuki SD 110 cc

bike almost 9 years old, replaced carburetor once so it is 5 years working perfect. few days ago i changed gas filter because it was looking too sluggy. (petrol filter that not actually installed by ...
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Fuel in oil, #3 injector code, and won't start now

I have a 2007 Ford Escape XLT 3.0. I'm having trouble with it jerking and using a lot of fuel. The codes showed #3 injector. I've changed the #3 3 times, as well as coils, plugs, PCM, and now ...
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1answer
35 views

glamour fuel injector repair

My glamour fi bike flooded and fully covered with water. after drying my bike i changed engine oil,air filter, and cleaned silencer and petrol tank. after that switch on the bike using key, then my fi ...
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1answer
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94 Honda Accord VTEC motor spitting and sputtering sit in the yard for 8 years

_ we change the fuel pump on my 94 Honda Accord 2 door e x VTEC motor and yesterday we change the fuel filter I got in it this morning to go to work and it's spitting and sputtering so bad I couldn't ...
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1992 Boston whaler Rage

Looking for repair manual for 1992 Boston Whaler rage electricle I believe is the problem It had sat for two years , Started right up and was just kind of bogging so I went and got new fuel then ...
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1answer
69 views

Diagnosing a p0420 code for 2005 nissan x-trail 2.5L

I own a 2005 nissan xtrail with a 2.5L engine (QR25DE). I have problems with my vehicle, too much fuel consumption ( 3.8km/L ) My car has a 60Liter tank , my last fuel up gave me 229KM until the ...
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Dodge Ramvan B250 starts after 10-15 seconds crank - where is the fuel?

I have a 1989 Dodge Ram Van B250 TBI 5.2L 318ci engine. It takes about 10-15 seconds of cranking to start the engine. After it gets hot sometimes it never starts. I'm getting afraid of taking it ...
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0answers
26 views

2000 Sierra 1500 4.8L Engine not revving properly for several minutes after start

For the past couple weeks I've been consistently having a weird issue with my 2000 Sierra 1500 4.8L when I first start it up. The engine will start and idle fine, but when I give it gas the engine ...
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246 views

Car hesitates and stalls after refueling

So my '12 Focus has an issue after putting gas in it. I dont top off the tank, most I put is 3/4-1/2 tank. After I put in said amount, I turn on vehicle and rpm drops and car stalls or hesitates until ...
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0answers
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2006 Haundai Elantra stalled out of highway, fuel issue

I have a 2006 Haundai Elantra. About 3 months ago the check engine light came on and I thought it was to do with the oil needing to be serviced. I went ahead and got that taken care of but the light ...
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1answer
44 views

High rpm on neutral but flatting the gas pedal on D doesn't increase the rpm

I am making this question as an update to my previous question . I am not sure if updating that question will draw attention to it or keep it buried in the sea of questions here, if it gets updated ...
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1997 Subaru Legacy isn't able to accelerate correctly

When pulling out from a stop sign the car sputters and spark knocks and will sound like its missing
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2005 Escape fuel door won’t stay closed

I have a 2005 Ford escape. The fuel door was hit from behind while it was open, causing it to push farther open than it was supposed to. Ever since, it will close normally but it will eventually open ...
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1answer
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Regarding the fuel pump

My fuel pump is failing. There is a lot of leakage happening. Please provide me some tips for taking better care of the fuel pump
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1answer
36 views

Fuel Pump Failures

I have a 2015 Hyundai Accent with 45,000kms. The tank fuel pump has failed twice and the high pressure fuel pump once. Anyone know what would cause such failures?
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2015 ford 6.7 no start was running fine now it cranks but no fuel?

I just got a 2015 superiority. It was driving fine. I shut it off now it cranks but won't start. Sounds like no compression, Yen I spray start fluid it starts for a sec then dies
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1answer
151 views

Fuel gauge not working on 50cc moped

I recently bought a second hand 50cc moped, and the fuel gauge always reads empty. I assumed that it was the float sensor that was at fault, so I bought a new one. I connected the new sensor but the ...
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Driving in 2nd gear, car died, won't start again

I have a 2003 Chevy Cavalier. I had just gotten on the interstate and noticed the car running rough. It wasn't too hot. I managed to get up to about 60-65 and suddenly the engine died. When I got ...
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1answer
34 views

Running fuel injector outside the engine

I want to use an arduino I have lying around to make a fuel injectors tester/cleaner. It looks pretty simple, just connect the injector to a battery and the pin that goes to the ECU to a pulse ...
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1answer
159 views

Fuel Rail Pressure dropping & engine shutting down - Whats the cause?

Lately my car had shut down its engine mutiple times while I was driving. Before shutting down it felt like I took of my feet from the gas pedal and then pressed it again althrough I always was on ...
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How dangerous is a hydrogen generator in a vehicle? [duplicate]

I was told that using this system in the picture below is unsafe, but I am not sure? Propane tanks seem dangerous to me. How can a safely install this devise on a fuel injected car?
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52 views

Issues getting my new mechanical fuel pump to work

Installed new fuel pump now I'm having a hard time getting the fuel up from the tank to the to the engine I've tried to afford gas in the carburetor and I put gas between the carburetor in the pump ...
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3answers
294 views

Can running with incorrect air fuel ratio cause engine oil to go black?

I think I read that if say you had faulty o2 sensors this might cause an incorrect air fuel ration which in turn could be one reason an engine oil becomes black. Is this correct?
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1answer
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How can I clean out bad fuel from my diesel engined VW Transporter?

How do I clean out bad fuel from my VW transporter TDI, and also clean the injectors. Can I do this myself? Edit: Dirty/water fuel not incorrect fuel. It’s dirty...
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1answer
23 views

Bajaj discover 125(2011model) runs like always giving reserve fuel warning even when fuel is sufficient

I have Bajaj Discover 125 (2011) model which has always been taken care by me. as i dont ride bike much it only ran upto 20,000 km till now in plains. (Punjab). Everything was fine and the bike ...
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Power to fuel pump drops on engine crank

I have a Mk1 Golf with the injected engine. I have not been able to get the car to start due to no fuel reaching the engine. I have tested the fuel pump with a multimeter and have noticed the volts ...
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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. ...
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1answer
37 views

What are the consequences of using a relay that seems to cause the fuel pump to be on all the time?

The fuel pump relay in my Mk1 Golf (1.8lt, injected) died. To get home I swapped it with the Load Reduction relay. The car worked fine, except that now when I turn the key to Accessories the fuel pump ...
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USA vs Europe fuel injector differences?

This question is out of curiosity as I didn't find any specs or datasheets after plenty searching. What would the differences in the fuel injector be for Europe vs USA markets? I've compared ...
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High concentration fuel detergent effects on oil

I just did an oil change. I was planning on putting some fuel detergent in the tank and run in through before the oil change but forgot. Can I still put it in now without having negative effects on ...