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

Filter by
Sorted by
Tagged with
4
votes
1answer
872 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 ...
4
votes
1answer
669 views

Can't get a fuel pressure reading

I wanted to test out my fuel system components on my 98 Mazda 626 GF 2L, so I hooked up my fuel pressure gauge between the fuel filter and the fuel rail. I've used this gauge on this car before, and ...
4
votes
2answers
1k views

Diesel, fuel pressure drops at speed

Now its my turn.. Volvo 2.0 diesel Siemens VDO When car gets warm, in 4th - 6th gear, the car starts shaking between 1800 - 2200 rpm, no warning lights. Diagnostics show that the fuel pressure drops ...
4
votes
1answer
224 views

Possible Fuel pump damage

My Toyota Vitz 2007 idles very rough. Sometimes it stalls if I suddenly stop after few miles drive. I took the vehicle to a mechanic and he cleaned up the fuel pump. He used compressed air to clean ...
4
votes
2answers
2k views

Proper fuel type for Toyota Prius 2011

I have a 2011 Toyota Prius, and where I live there are only two types of gasoline: 90 and 95 (RON). In the refueling section in the car manual it says: "Use unleaded gasoline. (Octane Rating 87 [...
4
votes
2answers
245 views

Forgot to use stabilizer with motorcycle

I forgot to fill my motorcycle tank with stabilizer and now it is way to cold to ride. Should I still put the stabilizer in it? I read the instructions and it is not recommended to use it if the ...
4
votes
1answer
1k views

Do injectors leak or injector seals leak?

Car: Audi S5 2008 I have a problem in my car where sometimes my car will be hard to start after driven for a while. Normally if I floor it close to where I stop the car, it's harder to start. When I ...
4
votes
1answer
293 views

Can I replace my TR7 carb mounting rubbers with nylon?

Recently, an air leak introduced itself in my Triumph TR7. After some playing with soap and propane, I found out the leak was from the rubber carburetor (SU HS6) mounting plate. As with many things on ...
4
votes
1answer
525 views

Reconnecting Kawasaki GPX 750 1998 to Keihin G301 carburator

I have some issues reconnecting 1998 Kawasaki GPX fuel system to a Keihin G301 carburetor. Some of the tags that I put on carburetor have fallen off and I lost track of what hose goes where. There are ...
4
votes
1answer
296 views

06 Solstice (Yay) Fuel smell after hard acceleration

Vehicle: the ever-present 2006 Solstice with aftermarket turbo. When I lift after hard acceleration, I can smell what I think is gas for a few seconds. It dissipates quickly, but is disturbing. A ...
4
votes
1answer
281 views

Won't pass emissions, Bad ECU?

So, Last year my 94 Acura Integra AT passed emissions by the skin of its teeth, this year it won't pass, I have noticed in past year and half that dropped from around 30mpg to about 15mpg. Some times ...
4
votes
2answers
2k views

Adjust carburettor without hi-speed adjustment

I've got a Walbro WA226 with no hi-speed adjustment screw. Unfortunately, it seems that the issue is in the high-speed jet. Adjusting the low screw can set me up so long as the throttle is at full, ...
4
votes
1answer
630 views

No fuel pressure after changing fuel regulator

I own a 2001 Blazer 4.3lt 4 door 4 wheel drive. I was having a hard starting problem it would take several attempts to start before it would run. On a few occasions it would back fire through the ...
4
votes
2answers
3k views

My Honda Accord shuts off while on driving

Just yesterday i decided to get fuel from a place i usually don't , after driving for some hours my car just shout off , i tried accelerating but i couldn't so i parked . After some minutes i tried ...
4
votes
2answers
3k views

2003 Ford Escape..strong fuel smell

2003 Escape 3.0L V6 149,000 miles 4x4. Three weeks ago a very strong fuel smell coming from rear of vehicle after I park it. Don't smell it anywhere else. Replaced the original fuel cap with after ...
4
votes
2answers
3k views

2006 Chrysler PT Cruiser misfiring with A/C

My car has been acting up for a while now with the following symptoms: When idling and with the A/C running it will run fine for a few seconds but then the car will sort of shake and the A/C will ...
4
votes
3answers
2k views

2003 Nissan 350 Z won't accelerate

We own a Nissan 350 Z and this morning it would not start. It would turn over but it wouldn't fire. After pulsing the gas a little bit it would start but then letting off the gas would cause it to die....
4
votes
1answer
24k views

Car sounds and feels like wants to shut off

2000 Mercury Grand Marquis ....... My car sounds and feels like wants to shut off. It started yesterday - I was leaving a friends house and was about 2 lights away from home when i felt this weird ...
4
votes
1answer
531 views

Triumph America 2002 running lean on one cylinder

I have a problem with my America 800 it's running lean on the right cylinder and when I adjust the mixture screw it makes no difference. The mixture was checked using an AFR meter. The rubbers ...
4
votes
1answer
817 views

2001 Ford F150 Serious Fuel leak

I have a 2001 F150 XLT. I recently had my fule tank replaced because it had a leak. The garage that did the work did say the tank had a hole. Yesterday I picked the truck up. they had put a used tank ...
4
votes
2answers
213 views

Can I use 10% ethanol gasoline on equipment that recommends against it?

Not as simple as the title suggests.. I wouldn't hesitate to drive a few more miles to find ethanol-free gas for the snow blower and generator, but there is none to be found. After looking around ...
4
votes
0answers
239 views

Why does my car stutter and sometimes die at low RPMs, but only when the fuel tank is full?

My 2005 Chevy Malibu has a very strange problem, it sometimes dies at low RPMs, but only when the fuel tank is full. The problem goes away when the tank drops to a little bit above the 3/4 mark. I've ...
4
votes
0answers
92 views

About Hyundai Atos 1998 1000cc fuel

What is the right octane number of fuel suitable for car Hyundai Atos 1998 1000cc, 80 or 92?
4
votes
0answers
63 views

Why did my van hesitate, then stall and not restart?

I have a 1989 Econoline 250 with low miles (60k) was driving on the highway today when I suddenly lost power, tried to give it gas but it hesitated, then stalled so I pulled off. Check engine light ...
4
votes
0answers
2k views

Retrofit Ford 460 For Fuel Injection [closed]

I have a '78 Pioneer Jet Boat with a Ford 460 Big Block V8 as the power plant. Right now it has a Holley carb on it. We just started toying with the idea of converting it from carbureted to fuel ...
4
votes
0answers
388 views

2003 Ford Taurus SE, Vulcan engine - Chirping sound from intake manifold, car stalling out?

Over the past 2 weeks or so my car has been making a chirping sound near the intake manifold and the accelerator. The chirping sound comes and go, and about a week ago I had an issue where my car ...
4
votes
0answers
243 views

VW Mk1 Golf - Best way to clean injectors that are free from the engine block? [duplicate]

I'm replacing the O-rings on my injectors (Mk1 Golf - K-Jet mechanical injection) and so will have them free from the engine block. I thought I should clean them at the same time. Is there some ...
4
votes
1answer
100 views

1991 BMW E30 - knocking when put into 1st

I knew I had a minor vacuum leak, but it got worse all of sudden while at a stoplight. In trying to get through to the next block, the engine started to knock. (My guess is preignition thanks to the ...
3
votes
5answers
297 views

Could Hydrogen Be Used as a Fuel?

I understand that it may be easier/cheaper to us fossil fuel but hypothetically could hydrogen gas be effective as a fossil fuel replacement for internal Combustion Engines? Would we need to care ...
3
votes
3answers
8k views

2004 powerstroke white smoke now no start

I have been trying to fix my truck for a while so long story. I need help bought a 2004 power stroke with 100k miles. It ran well for 15k miles then started having low power for first few minutes to ...
3
votes
5answers
679 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 ...
3
votes
1answer
2k 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 ...
3
votes
3answers
5k views

Cleaning fuel injectors with a pressurized can?

I've been experiencing rough idling on my 2003 Mitsubishi Galant for the last year or so. It has 182,000 miles on it. About every 6 months now I use seafoam cleaner in the tank and that clears it up ...
3
votes
3answers
1k views

2004 Mazda 3 runs out of gas while gauge still show fuel

My car first ran out of gas at a quarter tank of gas. A few weeks later it ran out at half a tank. Then it started dieing while driving down the road and now it won't start at all. It will turn over ...
3
votes
2answers
108 views

fuel system problem

I have a 89 camaro I personally don't think it's a fuel pump issue and I recently changed the relay, but whenever I turn the key over sometimes I hear the fuel pump turn on sometimes I don't. Could it ...
3
votes
2answers
60k views

Sputtering and jerking while driving

I have a 2003 Ford Focus and it started sputtering a month ago. I've put gas treatment in and if I keep a full tank it's fine, but once it gets around half a tank it sputters. Now it sputters the ...
3
votes
2answers
3k views

What can cause gas to blow back into air filter in a motorcycle

I have a 1987 kawasaki ninja. I've had it for two years and it ran good until this year. When I started it this week, gas started to flow back into air filter box. Has anyone ever encountered this?
3
votes
5answers
3k views

how to increase mileage of petrol to match with diesel car

My relatives bought a diesel car and I found out that their gas mileage is better than my petrol gas mileage. Now, the price of petrol is soaring. Can I increase my mileage to match their gas mileage? ...
3
votes
2answers
183 views

Tank reading half full. No more fuel will go in

Tried 3 different times at 2 different stations with same result. Nozzle says full, guage says half.
3
votes
1answer
1k views

What is this tube coming off from 1 of 2 motorcycle carburettors?

I've inherited a 1979 Yamaha xs400 that needs some attention. Whilst preparing to remove the engine I came across this tube that protrudes from where one of the 2 carbs meets the block. The 2nd carb ...
3
votes
2answers
855 views

Is Stabil ethanol treatment a suitable alternative to ethanol-free gas?

I'm not a fan of the E10 ethanol-blended fuel (10% ethanol/90% gasoline) that is extremely common here in the US. I'm no expert, but I've heard and read that it is often damaging when used in either ...
3
votes
1answer
568 views

Need explanation on Commanded EGR and ethanol%

There are 2 PIDs listed in this Wiki page - Commanded EGR and ethanol%. I have tried getting the values from some cars but have not succeeded. I am curious to know what do these 2 PIDs mean? Can ...
3
votes
1answer
384 views

98 Windstar: An 8x5x3 black plastic box fell off

When I got home from work yesterday and parked my '98 Ford Windstar next to the house, my wife pointed out that a 8"x5"x3" black plastic box was sitting at the end of the driveway, and a slightly ...
3
votes
2answers
178 views

Is it OK to use Redex fuel additive in winter?

We're currently in a typical chilly spell here in the UK and I've got a bottle of Redex fuel additive sitting in my cupboard, like this one: http://www.halfords.com/motoring/engine-oils-fluids/fuel-...
3
votes
1answer
384 views

Suburban won't start

I have 96 suburban that won't start. We replaced the fuel pump 7 months ago. The fuel filter last week. Every few days it won't start, but now not at all. It tries to, but it won't engage, it acts ...
3
votes
2answers
3k views

Fuel lines: is Nicopp OK for gas?

I need to replace some rotted under-body lines. I'd like to use something easier to bend than old-school steel tubing - in particular, AGS' Nicopp. At that link, the blurb for Nicopp line doesn't ...
3
votes
4answers
28k views

BG 44K Fuel system cleaner?

What's the proper way of using the product? With full or half tank of gas? Is it recommended to do motor oil change after the cleaner? Thank you in advance for help.
3
votes
4answers
13k views

Slow acceleration, high fuel consumption after spark plug change

I have a 2000 Ford Ranger 4.0 L V6 4x4 model. I recently was having some problems with the truck idling too low when cold and I decided to change the spark plugs. I put in 4 out of the 6 new plugs and ...
3
votes
4answers
2k views

How much efficiency is robbed from 'pumping loss,' if any?

I'm specifically referring to the loss due to the pistons pulling air through a mostly closed throttle while cruising at highway speeds in a gasoline engine. To give an example, I've always wondered ...
3
votes
1answer
373 views

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 ...

1
3 4
5
6 7
13