Internal Combustion Engine. Most engines in road going vehicles are 4-cycle internal combustion gasoline engines.

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6
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1answer
344 views

Fast idle when engine is hot

I have a 2001 Buick Century. Lately, after driving around long enough for the engine to get hot, the idle speed will sometimes race. The car will want to surge forward even when I'm not giving it ...
3
votes
1answer
441 views

2004 Buick Rainier Ignition Coil Replacement

I have a 2004 Buick Rainier (6 cyllinder). I just found out the 4th bank ignition coil is bad. Seems easy enough just looking at it (I just replaced a few of the spark plugs a few nights ago with no ...
3
votes
1answer
209 views

2001 Audi A4 corroded part… What is it?

I noticed under my hood that a piece looks corroded through. My car hasn't given any warnings or check engine lights and no liquid is coming through. No one I ask knows what it is. Please help! ...
3
votes
1answer
2k views

Engine does not have enough power (and has limited RPM)

I have a 1982 Mercedes W123 (engine M102 - gasoline, 2.0L, 80kW, with Stromberg 175CDT carburetor). The car has been modified to run on LPG, the modification consists of adding a LPG tank, vaporizer ...
4
votes
2answers
125 views

Top Dead Centre

I replaced a cylinder head gasket on my 1993 Holden Apollo (Same engine as the toyota camry 5S-FE). However when I went to get TDC I think I may have forgotten to put the car in Neutral. Could this ...
1
vote
0answers
89 views

How can I rev my engine in drive while holding the brake and not stall? [duplicate]

Possible Duplicate: Why doesn't the engine stall out when you come to a stop with an automatic transmission? Occasionally I press both pedals simultaneously. I can feel my car trying to ...
3
votes
2answers
720 views

Advice needed - My car has burn mark on hood and seems to be leaking oil

I have a 4 year old, well loved Honda civic with only about 25K. It has been serviced nearly every 6 months. I just took it for a service a few weeks ago and today I noticed that it seemed to be ...
7
votes
3answers
325 views

Will I be okay running thinner oil with a minor oil leak on an older car?

Recently when I had some work done I was shown a minor leak, I believe he told me it was the oil pan. It doesn't drip out onto the ground, but if you look closely you can see condensed oil drops on ...
2
votes
2answers
182 views

Are engines of the same model bike identical?

I am planning to buy a Yamaha Crux from the showroom. I'd like to know how to compare the engines in each of the available bikes of the same model. Will they differ in any way? One mechanic I know ...
4
votes
3answers
1k views

Is it feasible to Turbo a NA engine while maintaining 87 AKI octane fuel use?

I initially thought there should be a way to bolt on a small aftermarket turbo onto my naturally-aspirated Honda D17A2 (9.9:1 compression ratio) engine in my EM2 Civic EX without having to switch from ...
5
votes
1answer
3k views

How to clean the MAF sensor on a 1997 Nissan Altima?

I have a 1997 Nissan Altima sedan. I’ve been told the issues I’m having with my car is from the mass air flow sensor. I was wondering how to clean/repair this sensor and contact points the best? What ...
6
votes
2answers
9k views

Why does my engine perform poorly and get bad gas mileage after using fuel injector cleaner?

At the advice of someone at a local auto parts shop, I poured a bottle of fuel injector cleaner into my gas tank. This happened around the same time that I had a brake job done and rotated my tires. ...
8
votes
1answer
469 views

Put Stop leak into engine. Can I reverse the process?

I accidently poured Barsleaks stop leak for the radiator into the engine oil compartment. Is there any way I can reverse the process? The stuff is hardening already. This a 2004 Volvo S80.
1
vote
1answer
2k views

1998 Ford Contour P0171 P0174

I have a 1998 Ford Contour that has a check engine light. I checked the codes, and found: P0171 System Too Lean (Bank 1) P0174 System Too Lean (Bank 2) P0401 Insufficient EGR Flow P1131 Lack of ...
7
votes
4answers
31k views

Is engine braking harmful? [duplicate]

Possible Duplicate: Does Downshifting (Engine Braking) Cause Extra Wear and Tear? My wife and I have a disagreement about a practice of mine--engine braking. When I'm driving her manual ...
3
votes
2answers
4k views

BMW E30 M20 oil warning light goes on on hot days but the motor sounds and performs fine

The car: BMW '90 E30 320i Cabrio with the six-cylinder M20 engine. The problem: the red engine oil warning light inside the instrument cluster (not the check control) lights up after some driving. ...
2
votes
4answers
854 views

Car engine starts only for a fraction of a second and doesn't anymore?

Recharged the car battery, dashboard lights all on, starter motor producing the starting sound. Engine not starting. After seeing this question, I cleaned the solenoid brushes and at the first turn of ...
8
votes
1answer
1k views

What do i need to know when replacing a valve cover gasket

I have an oil leak from a cracked valve cover gasket that i want to replace myself. I bought the gasket nearly 6 months ago and i am apprehensive at doing it myself without sort of feed back as to ...
3
votes
1answer
1k views

1994 Ford Escort won't start

I have a 1994 Ford Escort that was bought used 2 years ago. When we bought it, it would barely run, and we had to replace the engine head. As a result of that and other repairs, it has been losing ...
2
votes
1answer
1k views

Lifter tick—safe to ignore short-term? What to do about it?

I have a 2002 Toyota Camry V6 (1MZ-FE) with about 129,000 miles on it. Recently, I noticed a ticking that seems to be loudest at the end of the front valve cover, on the opposite side of the timing ...
2
votes
1answer
532 views

2004 Buick LeSabre sputters in wet weather only when accelerating

My 2004 Buick LeSabre recently started behaving strangely. At first I thought I had filled up with some "bad gas." I used Heat to treat and after a week or so it seemingly started to work fine. Then ...
1
vote
1answer
459 views

Buick Timing Chain or Cam Problem

I have a 1995 Buick Century with a 3.1L v6 engine. I was driving along one day and the car simply quit. After having the car towed to the local shop, they explained it could be a timing chain or the ...
-1
votes
1answer
84 views

Car electronics [closed]

I am developing system and I have this converter: Picture And I need to connect this to car electronic. Where is the best spot to connect this? Can you post a picture to show me the wires.
1
vote
1answer
451 views

Adjusting the idle setting on a 2005 Cavalier

The air conditioning unit on my 2005 Cavalier only engages when the engine is idling above a certain level (observationally, it appears to be between 1000 and 1200 rpm). During the summer months, ...
0
votes
1answer
4k views

Problem starting Husqvarna Kohler 20 hp Gas Powered Riding Mower.

I am pretty new at this but I'm trying to learn more about my lawn mower. I am having problem starting the lawn mower, I've tried the following steps to diagnose the problem ... maybe I can get more ...
4
votes
1answer
2k views

Car Stalls When Coming to a Stop

Make: Chevy Model: Cavalier (4 cyl.) Automatic Year: 1993 Miles: 230K Normally my Cavalier drives just fine without problems. However, if I drive for 45+ minutes then it will sputter and stall out ...
1
vote
3answers
122 views

Should I do anything or check anything before starting my push mower after sitting all winter?

I didn't do anything to "winterize" it, but we only had a few stretches of really cold weather (less than 20F) and the majority of the winter was between 20F and 50F. Should I do anything before ...
7
votes
1answer
410 views

Ants in my lawn mower engine

Related questions: Are small engines on topic? (meta) Reviving a vehicle that has been idle for a long time. With the arrival of Spring, I went to dust off my riding lawn mower. It had been sitting ...
3
votes
1answer
80 views

What are those big plates on both sides of the steam engine?

I would like to know what are those two big plates on both sides of this engine:
0
votes
1answer
1k views

mitsubishi mirage check engine light

My relative has a Mirage circa 2000 with a "Service engine soon" light. He showed it to his mechanic and he said that he doesn't know what is wrong with it and that the car needs to be taken to the ...
2
votes
1answer
803 views

2002 Ford Focus CEL blinked for a minute and then turned off

I have a 2002 Ford Focus with around 100k miles on it. I just brought it back from the mechanic for a fuel pump replacement. As this question shows. Anyway I was driving around going uphill when I ...
1
vote
1answer
708 views

Engine and gearbox replacement for 1993 Mitsubishi Triton 4x4

I'm sure it's possible technically but I would like to know what the options are for engine replacements. The 4 cyl engine in my Ute is past its life expectancy. I'm interested to know if a new modern ...
1
vote
1answer
1k views

Where to start with 'Motor for Intake Manifold Flap (V157): Open or Short to Ground'

I recently hooked my 2005 Audi A3 to VCDS after the engine management light came on and got the reading: Motor for Intake Manifold Flap (V157): Open or Short to Ground I have seen various images ...
1
vote
2answers
220 views

Best cars for drifting [closed]

I'm trying to find list of best cars for drifting (cheep and with left wheel), Can anyone please suggest me some cars?
2
votes
3answers
6k views

Blue-ish smoke coming out from the exhaust

I have a VW Golf mk4, 1.9 TDI from 2001 with 230.000+ km on board and for some time now I have blue smoke coming out of the exhaust. The problem aggravates when I'm stuck in traffic or when the ...
2
votes
3answers
3k views

Squeaking Noise when Cold Start. Suspect something wrong with belts, Also engine missing when sudden acceleration desired from Total Stop

From the past few weeks whenever I crank my car there is a squeaking noise which may continue for about 30-60 sec or even longer (This is intermittent sometimes it doesn't really happen). The engine ...
2
votes
3answers
326 views

Is my mechanic ripping me off?

My 2002 ford focus (built after may 23) died and the AAA and tow guy both said that it needs a new fuel pump. Anyway I went to the mechanic and he said it'll be 350 for the pump and 200 for labor. I ...
1
vote
1answer
69 views

v-tech now vs then

Back around 2003-2006 I looked into V-Tech which was using a variable cam lobe with a more agressive profile that engaged when "needed". Today, we have motors with a continuously variable valve timing ...
3
votes
3answers
943 views

Dying car, at random intervals

So my 1996 Jaguar XJR is just stopping at random. It happens when the car is doing low RPM, like when I am coming/stading at a stop light. Any ideas on where to start to troubleshoot this problem? ...
3
votes
2answers
398 views

How is the clanging sound produced in the engine?

Imagine riding your motor bike from plain ground to an uphill path, initially it climbs the road in top gear. Then gradually the bike begins to slow down and the sound from the 100cc petrol engine ...
1
vote
1answer
254 views

How can I know what engine is compatible with a 2001 Mazda 626

I am selecting an engine to go into this vehicle and I want to know what my options are. What I know is that the engine that was a 2.5L, The transmission is standard. Wikipedia says the 2.5L engine ...
0
votes
1answer
448 views

Cold & damp starting problem with delica

the car starts 3-5sec later stutters & dies it can do this up to 5 times i keep rev's at 2 until warm. It starts fine rest of day, Have 2 new battery's?
1
vote
1answer
2k views

Smoke on start-up: valve gasket?

I have a 1990 Honda Accord. Sometimes, when starting up after sitting for a long time, I get blue smoke from the exhaust. This only lasts for a minute or two, after that, there's no smoke whatsoever. ...
1
vote
3answers
421 views

My 2001 Mitsubishi Airtrek revs at 2250rpm for 30 seconds before slowing. Will this speed harm the engine?

My 2001 Mitsubishi Airtrek 2wd with 86000k revs at 2250rpm for 30 seconds before slowing. Will this speed harm the engine?
-1
votes
1answer
187 views

Best brand of premium gas? [closed]

I just bought a car with a turbo engine that requires 91 premium gas. Out of the major gasoline companies like Shell, Chevron, BP, etc., is there one in particular that is better than the others that ...
3
votes
1answer
301 views

Power Inverters as Emergency Generators?

After being hit by Hurricane Irene last week, I happened to loose power for literally one week so rather than rely completely on batteries and being a nomad, I used my Cobra 400 watt power inverter ...
11
votes
2answers
6k views

Why might I experience a power falloff after starting my car with the AC On?

I have a 2000 Chrysler Neon which generally runs well. I have noticed that if I start the vehicle, turn the AC on and reverse out of the driveway, the engine seems to struggle/sounds like it is going ...
0
votes
2answers
3k views

Engine Code p0104 - EGR issues?

One of my family members owns a Ford Econoline E150 modified with a roof extender and power wheelchair lift, however the engine is a stock V8 which runs on regular gas. Anyway, after a fairly long ...
2
votes
1answer
119 views

How do the cycles of the engine get converted into cycles of the wheels?

Is it the transmission that converts the high rpm of the engine into the lower rpm of the wheels rotation? Let's say that an engine was running at 500 rpm (this refers to the rpm of the crankshaft, ...
3
votes
2answers
557 views

97 GMC k1500 missing badly. Ignition system problems?

I have a 97 GMC Sierra k1500 with a 305 (5.0L) engine. It seems like every year for a few years now it will suddenly start missing very badly. There will be random misfires on all cylinders almost ...