Tagged Questions

General internal combustion engine questions.

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2
votes
0answers
358 views

Toyota Avensis Intake Manifold Rattle Fix - quesion about gasket

I have a Toyota Avensis which has the intake manifold rattle problem. I asked the dealer for a price on the new part and he quoted me €400. From a breakers yard they are hard to get and the going rate ...
1
vote
2answers
113 views

2003 Acura TLS running hotter than usual

I'm having some concerns with my car's engine temperature. Last weekend after being stopped at an intersection, the engine temperature went up higher than usual, about 75% of the way to the red line. ...
6
votes
2answers
961 views

Really high idle after tightening spark plugs

I had a very nasty tick in my engine after doing a bunch of work to it, I just redid my chain tensioner which went a long way to fixing it, then I found that spark plugs could cause a tick, so I ...
3
votes
0answers
225 views

Brake Specific Fuel Consumption of 2-stroke vs 4-stroke

How much fuel do various types of engines burn per power output? I'm especially interested in naturally aspirated piston engines, and comparing two-stroke to four-stroke. The wikipedia article gives ...
2
votes
1answer
169 views

Cold start Squeak noise

I have an 04 Toyota Camry Solara. The car is in very good condition at 165k miles. Although since two winters ago I have noticed only in the cold mornings when I first start the car there is like a ...
4
votes
1answer
215 views

When I remove a spark plug is it bad news if dirt or grime falls into the engine

Despite my best effort to clean up a corroded spark plug and blowing the area with an airline before removing would it be bad news if dirt or grime falls into the engine in the process of removing it? ...
0
votes
1answer
134 views

How to know if a '97 Ford Escort Engine is Federal Emissions or California Emissions

I did a search on the VIN and the engine type is listed as: 2.0L I4 SPI Can anyone tell if it is California or Federal Emissions? From what I've been told they have completely different intake ...
3
votes
1answer
806 views

Maxima (2002) MAF Sensor Failures

I have a 2002 Nissan Maxima that I've owned since 2003. I'm now on my sixth Mass Air Flow (MAF) sensor. What seems to wipe them out is hard acceleration (3/4 throttle - not so extreme as to induce ...
3
votes
1answer
207 views

How often should spark plug wires be replaced?

I last replaced them with the plugs about 4 years/60-70k miles ago. I bought platinum plugs I if I remember correctly, so I still got some life on those. The car (2001 Buick Regal) is still in good ...
1
vote
1answer
151 views

Why there is no injection on 1st and 4th cylinders in Fiat Punto?

I have Fiat Punto 2 1.2 with LPG (sequence, stag 4). There is problem with the injection on the 1st and 4th cylinders. Sometimes it works and sometimes it doesn't. 2nd and 3rd work without problems. ...
7
votes
2answers
581 views

What is the likelihood that my crankshaft is warped?

This may be an involved question so bear with me. :) I have a 1998 Honda Accord EX (4cyl) with 281xxx KM, and last week I was told by my mechanic that the harmonic balancer is warped. And in fact, ...
3
votes
2answers
424 views

High-pitched squealing coming from engine

I Have a Datsun Safari 1983 2,8L petrol. Recently I was driving off road with it and the next morning the fan belt was making this squealing noise. So I adjust it and all was well. 300km later a new ...
5
votes
4answers
4k views

How reliable is a second-hand Subaru 2.5 RS 04-05?

Basically, I've been a Subaru enthusiast for a few years but never been able to purchase one because I'm still a student. However, this summer I will be able to. The issue is that I need a reliable ...
3
votes
3answers
125 views

do all quattros have shafts connecting front and rear axles

I have recently purchased a 2009 Audi A5 Quattro, and in looking underneath the car there does seem to be a place for a shaft to connect the front axle to the rear axle (which you would expect) but ...
4
votes
2answers
67 views

'93 Ford Ranger 3.0L V6 Engine Only Runs Without Fan

I've recently replaced the belt tension pulley and a little after a week the engine had trouble running. The next day I tried to start it it wouldn't run without constantly pressing on the gas while ...
1
vote
1answer
862 views

Buzzing Sound coming from Nissan Altima engine after accelerating

I have a really sharp buzzing sound coming from my 2006 Nissan Altima engine. The sound starts and stays around as soon as press the accelerator. Doesn't go away until I turn the car off. I know ...
3
votes
3answers
141 views

What kind of gasoline additives will help maintain the engine efficiency/life?

Aside from the traditional maintenance of oil changes, and keeping fluid levels correct - what else will help prolong the engine's life? I recall a few years back gasoline additives were the thing to ...
3
votes
1answer
50 views

Is there a place where I can buy new stock GM Engines?

I am looking into a new project, and one idea that was tossed around is to replace the motor on the truck with a FlexFuel model. I looked around and see gmperformanceparts website, but they don't have ...
3
votes
5answers
2k views

Why can some cars go through water while others can't?

Why can some cars (mostly old Russian cars on YouTube) seemingly go through water while others can't? I'm talking about situations when the water level is at half the height of the car, so the engine ...
2
votes
4answers
2k views

What modifications need to be made to an engine to enable higher safe RPMs?

I first had this question while playing a racing game - it was a touring race with BMW 320i's, and I noticed that I could rev up to 8,500 RPM before shifting gears. Now my car (an older 320i), ...
3
votes
3answers
724 views

why do engines have so much unused horsepower?

I've looked at the power rating of an engine used in a Humvee (5500 lbs) and was surprised it's only ~190 horsepower, which is exceeded by many 4 door sedans. So an obvious question is why doesn't my ...
4
votes
3answers
193 views

Honda Odyssey engine cut out

I have a 1997 Honda Odyssey automatic, it stopped running in the middle of the road and when I tried starting it again it made a loud whining sound, then I turned the key off and tried again and it ...
1
vote
1answer
550 views

How to use BG Fuel Injection System Cleaner?

Recently, after a periodic servicing visit for my car (which has a multi point fuel injection system), the mechanic handed me BG Fuel Injection System Cleaner Part No. 210 and asked me to put it in ...
0
votes
1answer
40 views

Motor will not crank

I cranked my motor up and it was running then it started making a funny sound so i cut it off and tried to crank it up again and it would never crank. What would be the main reason for it not ...
2
votes
2answers
137 views

Holden Commodore not moving

I own a petrol powered Holden Commodore car 1998 model and it worked fine till last week. Suddenly it stopped moving freely. When I press the accelerator up to 30% it makes noise but doesn't move. If ...
2
votes
2answers
95 views

How should I clean the engine area

What is the best way to clean the engine area at home. I'd like to avoid damaging the electrical system or other components present.
1
vote
1answer
41 views

Vauxhall Repair Center vs Local Mechanic

I'm in a point that I have to decide between: Vauxhall Service Center - that I have never used before Local mechanic - which I have done MOT and service checks before and sounds reasonably ...
4
votes
2answers
3k views

Car randomly stalls (driving or stationary), then generally kicks back in or starts back up straight away

I have an Australia-built Ford Falcon which has a 4.0L multi-point fuel injected straight 6 and is manual. I rebuilt the head in the car myself last year (blown head gasket) and it has been running ...
2
votes
3answers
140 views

Should I clean the engine area

Should I clean the engine area to remove years of built up grease and dirt? What are the benefits?
2
votes
1answer
233 views

Peugeot 406 won't start in cold weather

I drive a Peugeot 406 2.0 HDI, 2001. This morning it was -13 °C (9 °F) and the engine couldn't start. First two times, I could hear the engine running, but the third time it died and my temporary data ...
2
votes
2answers
962 views

2002 Renault Clio V6 won't start - just turns over

So I'm round my old dears and park on her drive. She needs to move my car (a 2002 Renault Clio V6 3.0) off the drive to get her car out. She gets in, reverses it and stalls it. Starts up again and she ...
2
votes
2answers
439 views

Determining the cause of engine failure in 1999 Ford Escort (NA)

Few months ago our 1999 Escort Wagon (third North American generation, standard 2.0L CVH motor, about 120 000 miles (roughly 200 000 km)) exited the building with a bang. That is, driving down the ...
1
vote
2answers
221 views

Toyota manual transmission problem

I took my 2003 Toyota Matrix in to the dealership for service. It has 105,000 miles - the oxygen sensor needed replacing, but no other issues found. Now I feel as though I need to shift to a higher ...
2
votes
1answer
106 views

Does a water leaking make the engine heat faster?

I have a Range Rover classic 1993 which is heating very fast even if I just drive for 10 min, the heat is not rising too much but I used to drive this Range Rover before and especially in winter ...
3
votes
3answers
365 views

How can I do a cheap but safe and good tuning which will improve the cars performance?

I have a Skoda Octavia 5 1.6 MPI and I want to make a good cheap safe tuning that will increase the cars performance above 100 hp it already has. How can I do that?
3
votes
1answer
416 views

2000 Grand AM GT engine and electric cut out randomly while driving

My Grand Am is cutting off randomly while driving. I have not been able to purposely reproduce the problem, which makes diagnosis difficult. I am looking for any advice in diagnostics, or parts to ...
6
votes
2answers
963 views

2004 Ford Focus engine cover would not budge after all screws are removed

I have a 2004 Ford Focus SE 2.0L. There’s some oil leak on the engine. A mechanic told me it could be the engine valve gasket being cracked (the car is pretty old and never had a valve gasket change). ...
6
votes
4answers
16k views

Sputtering while driving & idling

[My car: 2004 Mazda 3] So, my wife came home from running some errands and told me the check-engine light was on and that the car was sputtering and felt like it was going to stall while stopped at ...
4
votes
3answers
2k views

Ford Taurus common oil leak area?

On my last oil change, the technician noted some oil around top and side of the engine block and said there is a small leak. The only way to find where it is coming from is doing the whole dye test, ...
5
votes
4answers
5k views

What is the purpose of plastic engine covers?

I have a 2010 Toyota Corolla. What is the purpose of the large plastic cover that stretches over my valve cover? Does it have a particular function? Are they just for looks? Or are they designed by ...
3
votes
2answers
2k views

Is short drive trip bad for your engine?

My wife's car often uses to drive to a nearby grocery store, which is too close to our house (about 2 miles). Some one told me that I should change the engine oil more often because engine is working ...
4
votes
3answers
7k views

2009 Toyota Camry 2AZFE idle vibration remains after new motor mounts

My wife's Camry went in to the shop 2 months ago for a rough idle. We bought the car used in February with 72K miles. We've put on 10K and decided to have a mechanic look it over and tell us what it ...
3
votes
1answer
124 views

Honda Accord 2004 V6 Australian, Can stopped in the middle of the road

Recently, when I was driving and had to stop at a set of light the car all of a sudden stopped. All the lights on the spedometer came up, but the A/C, radio all was working fine. I turned it off and ...
2
votes
2answers
1k 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 ...
4
votes
2answers
725 views

Add 2 stroke oil to a 4 stroke petrol engine during burn-in period

I'm planning to get a new petrol (gasoline) car soon. A friend of mine, who worked as a motorbike mechanic when he was young, told me he puts a small quantity (125 ml / 4 oz) of 2 stroke oil in the ...
-4
votes
1answer
1k views

Why are American cars so inefficient compared to European cars? [closed]

A normal average European car has a diesel motor with less than a 2.0 liter engine which consumes 1 litre of fuel in 18-22 km. A normal American car has a gasoline (benzin) engine at least a 2.5 ...
0
votes
0answers
71 views

Low acceleration

My car WagonR is behaving strange its acceleration is very slow and it feels like lacking in power to pull. What might be the problem. My friend who owns the same model says that he had to press the ...
9
votes
5answers
989 views

How to properly change out spark plugs?

I am looking into how to change out my spark plugs on my 4 cylinder 2005 Mazda 3. All I know to do is: 1: Open each cylinder. 2: Use a spark plug socket (with the rubber insert) to remove the old ...
6
votes
2answers
1k views

Low power, bad gas mileage, smelly exhaust after engine work

My 92 Civic has had low power (need to use at least one gear lower than usual to get the same power) and has been getting bad gas mileage (15-25mpg vs 32-42 mpg usual) since I replaced the head ...
2
votes
1answer
1k views

Hard Start in cold weather

We have a Ford Escape (2005 V6) with approximately 125k on it. I have done most of the maintenance on it myself since we bought it at 90k and it has overall been a great vehicle. The past two ...