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

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3
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1answer
36 views

74 Corvette with slight pop in exhaust

I've got a (new to me) 1974 Corvette with the 5.7 / GM 350 . Dual exhaust. Driver's side exhaust sounds perfect. Passenger's side exhaust has a subtle pop/rattle to it and does not pass the "dollar ...
6
votes
4answers
647 views

2015 Honda Fit iVTEC - Shifted into 2nd Gear at Highway Speeds

I was just driving on the highway and went to pass someone uphill, so I went to put it into 4th gear (from 5th or 6th). I somehow made the mistake of putting it into 2nd and the engine screamed and ...
3
votes
1answer
38 views

What would go into a tranny swap on a modern vehicle

I have a 1999 Isuzu trooper and I have been toying with the idea of doing an engine and transmission swap on it. If all goes well with the engine I plan on getting I would like to replace the ...
4
votes
3answers
148 views

What non-driver, non-terrain factors can affect vehicle miles per gallon?

I've been tracking the mileage on my 2015 VW Golf (a non-intercooled turbo, but not diesel, thank goodness). Of course, my driving habits and highway/city balance influence things greatly, but beyond ...
2
votes
1answer
70 views

Subaru Legacy cam belt change

I have got a 2010 Subaru Legacy 2.5 GT and it has done 90,000 KMs now. What is the best time to change its cam/timing belt? Is it by 100,000 KMs or 100,000 Miles? Thanks!
6
votes
1answer
61 views

2004 Tahoe Conking, Glub Glub Glub

My 2004 Tahoe is not running well and conked out on me the other day. I just had it repaired for some other reasons and the repair shop suggested we needed to have spark plugs replaced so it will run ...
4
votes
0answers
49 views

Engine not functioning properly at idle (cold or hot), during driving, slow acceleration, does not increase speed

I have a VW POLO (6N2) - 1.4 (60Hk), from February 2000. After the car was standing still for 2 days in a rural area close to a stream (damp environment), the car had issues with being idling. Even ...
2
votes
1answer
44 views

Detect engine stumble or hesitation

I want to know if I can detect my engine is having hesitation/stumble problem from an OBD. I mean not from any fault codes, but from the parameters obtained from the OBD. e.g. calculate the obtained ...
3
votes
1answer
235 views

White smoke coming from hood in cold weather at a stop light? [2003 Ford Taurus SE, Vulcan Engine]

As winter approaches, I have been noticing that on some occasions in which it is relatively cold outside (20-30 degrees) ,and also early morning or night time when the temperature is low, that my car ...
2
votes
1answer
25 views

Engine surges when depress accelerator past a certain point

I have a 2003 manual Nissan Almera S petrol 1.5L with only 75,000 miles on the clock. Today the engine has started to surge. If I depress the accelerator pedal more than approx. ½ inch - 1 inch, the ...
2
votes
1answer
17 views

2001 Rover 25 Overheating

My Rover 25 started overheating a couple of days ago. It has had the head gasket replaced already some years ago, and I suspect this might be the beginning of another faiuler, so I'm going to take it ...
3
votes
2answers
62 views

What is the theory behind rpm and torque? [duplicate]

*I am sorry if this seems too basic for you guys. From what I understood is that fuel and air enters the cylinder, combustion occurs, Piston expands generating work and torque. The Rpm should match ...
2
votes
1answer
34 views

What does my serpentine belt run?

My F-150 '04 has a 5.4L Triton. I believe this is a pretty accurate diagram of the serpentine belt. I want to have a better understanding of what's under then hood. I'm pretty familiar with the basics ...
2
votes
2answers
55 views

Can driving long distances cause motor mounts to crack?

I have two cracked motor mounts on my KIA Sadona. I am curious as to what may have caused this. I am wondering if driving longer distances could cause it to happen It is a 2004 Kia Sedona EX. I ...
3
votes
0answers
41 views

What car would I need to buy (secondhand) to replace my currently wrecked BMW 318i motor? [closed]

Okay so I currently have a BMW e46 (318i) and i took it to my mechanic, motors wrecked etc etc. He suggested a cheaper alternative to fixing the motor would be to buy a whole new car (max 5k, second ...
1
vote
1answer
53 views

Ford ikon 1.8 nxt diesel - Starting problem [closed]

Ford ikon 1.8 nxt diesel. It has coverd 130000 kms. Now in winter, there is starting trouble. Mostly it takes 30 to 35 secs. Long self. I have checked its heater , hetaer timer ,fuel leakage , battery ...
9
votes
2answers
796 views

How would I go about becoming a mechanic?

So, for the most part, I know how an engine works. I understand how a car converts liquid fuel to physical power, and most of the concepts behind the operation of a vehicle. Recently, i've begun to ...
1
vote
1answer
25 views

Tractor wont start

Not sure if this is the right stack exchange forum to post this in or not, hoping it is... I have a Toro lawn tractor which is having issues starting. I have been using it fine for the last few weeks ...
4
votes
1answer
63 views

how do I crank a remanufactured engine for the first time?

Just installed my first long block manufactured engine (360 in a 1987 Jeep j20). Got gas, spark and air. Engine turns over but will not hit to fire. Does a manufactured engine come with timing preset? ...
3
votes
0answers
42 views

Antifreeze in my engine, and now it's making a ticking noise

I changed a busted intake out, also changed the plugs. Some old antifreeze get in the plug holes when I pulled the plugs. I have reassembled the car, but it runs bad and has a ticking noise. ...
2
votes
1answer
25 views

Help with six cylinder out of a trailblazer.05 into a 06

I would like to know if I can just drop in. Can't find anything on how to tell what reluctor wheel is in the motors. Need help due to the fact that I took on a project and don't have a lot of ...
1
vote
2answers
97 views

Should I give a little throttle after my car starts?

When I start up my 2003 petrol car, as soon as it fires I often give it a dab of the throttle, so the battery recovers. It's fuel injected, no carburetor or anything. I've been told this is ...
2
votes
1answer
74 views

'Re-Timing' my Engine after timing belt removal

I have little mechanical experience. I decided to try and do the Timing Belt / Water Pump in my 2003 Subaru Outback ( Interference Engine ). Watched a video where someone neglected to put the engine ...
3
votes
3answers
109 views

Should fuel pump noise be changing according to electrical load and RPM?

One thing that bugs me about my car is that the fuel pump noise is fairly inconsistent. Turning on the lights, aircon, defroster, etc. lowers the fuel pump speed and gives a lower pitched noise. It ...
3
votes
0answers
39 views

ECM replacement - starter runs during reprogramming?

(mid-90's Buick) Someone I know had an ECM injector drive output go bad. He got a replacement ECM online, but had to take it to a shop (not a dealer) to get it 'initialized' (If that's the right ...
4
votes
1answer
65 views

Banging sounds coming in front of my car

I'm having a banging sounds coming from the front of my car. Usually they appear after 5-10 meters when I'm driving. It's like one small knock and then around 5-6 more knocks and then they stop until ...
4
votes
3answers
86 views

Car will not start Sometimes?

Hey i just wanted to ask about my girlfriends car she has been having problems with for over a year.. we had it checked but they always say nothing is wrong (usually because the car starts when they ...
1
vote
0answers
33 views

Is it good to start your car up until the engine temperature gets to the middle? [duplicate]

I usually start my car up for around 10-20 minutes before actually driving it to warm it up. I know it's not needed anymore with newer cars but is it better to do it?
2
votes
4answers
201 views

Can 100% load be reached in neutral?

While searching for information about how is engine load calculated I came across this question which contains an equation for the ECU load calculations. As I understand it under fixed atmospheric ...
2
votes
2answers
48 views

Interpreting Cylinder Compression Readings

So I've been having some engine trouble with my 98 Mazda 626 GF 2L, specifically a low, rough idle and lack of power on acceleration. One of the things the WSM says to check for both these problems ...
5
votes
2answers
60 views

2005 Dodge Caravan - Erratic Misfire

The engine was misfiring for quite a while. At some point, the battery went dead due to a bad alternator and all the electrical systems went nuts. I replaced the alternator & battery. At some ...
3
votes
1answer
70 views

Replace 2003 Highlander engine w/Avalon or Camry?

I have a 2003 Toyota Highlander, 3.0L V6, FWD, mfr 12/02, with a blown engine. My local salvage yard sold me a 2002 Avalon engine that "is exactly the same except the intake manifold". I took the ...
1
vote
2answers
54 views

Does a 2010 volkswagen jetta 2.5 have a timming belt or timing chain or both

Does this 2.5 volkswagen jetta se 2010 have a timing chain or timing belt or both. And need to know how to time it
4
votes
3answers
215 views

Should I avoid full throttle when driving with a cold engine?

Apparently I should avoid full throttle until my engine temperature is warmed up fully (to 90 degrees on the gauge) Normally I just get in and drive normally after about 10 seconds, and then after ...
5
votes
2answers
62 views

Very slight arcing of good spark plug wires

While looking for the reason of occasional misfires I checked if my spark plug wires are arcing at night. There was no textbook arcing with popping sounds and pretty lights, but there was extremely ...
2
votes
2answers
95 views

Filled oil with 10L - the car now has problems with the engine cutting out or badly vibrating the car

My husband added 5L of oil to the car, he was told to add another 5L. Now the car makes a very loud sound almost like a vacuum. The car switches itself off when started. Speed picks up very slowly ...
4
votes
1answer
40 views

1997 Honda Odyssey - How do I know if the valves are still good after both the timing belts broke?

I hired a mechanic to replace my crankshaft pulley sensor. He ended up doing something wrong. We tried to crank it and it sounded like a dead battery and the sensor broke and hit the oil pump. Put a ...
2
votes
0answers
66 views

Mazda 323 F is losing power when driving?

I've had a Mazda 323f for a few years now with no faults. But now, it's running poorly with a loss of power that then picks up. I replaced the coil pack and it ran great for a few weeks but then loss ...
2
votes
3answers
52 views

2002 Mitsubishi Galant - Squeaking and starting problems

Just got this 2002 Mitsubishi Galant. I knew it had couple of problems with it, as I'm decently handy with cars. I thought I could figure out the problem. I'm a bit stumped on this one. My first ...
1
vote
1answer
30 views

Studder first starting

Hyundai Tucson 2008. Gasoline model. I live in a very hot climate and when I start my car in the morning it studders for a while. If I pump the gas, it disappears and doesn't come back. I ...
2
votes
2answers
70 views

Lapping Valves - Using Water as Test Medium

I've lapped my valves and want to check if they are sealing properly. Everywhere that I've read talks about using stuff like, acetone, gasoline, paint thinner... to fill the exhaust/intake ports and ...
4
votes
1answer
83 views

Shop replaced engine, blew about six weeks later

A local repair shop recently replaced the engine in my 06 Pontiac Solstice. They obtained a used engine from LKQ. I'm not sure how many miles the replacement engine had (unfortunately). Wednesday ...
2
votes
1answer
89 views

White smoke is coming from my engine. how do i find out what it is?

I own a 92 chevy lumina, when i drive or let it run for a little bit it will smoke from underneath the upper radiator hose. it is not the actual radiator hose as i changed it thinking it was that. ...
2
votes
1answer
89 views

Engine oil reducing almost to half

I recently changed engine oil of my Apache rtr 160. I used otul 5100 15W50. Later I started experiencing vibrations, a lot of vibrations. I checked on the engine oil. The quantity is reduced to half. ...
3
votes
2answers
53 views

No radiator fluid in resevoir

Obviously you shouldn't drive with no coolant, because in most cases obviously your car will overheat, blow a head gasket and all that fun stuff. I drive a 4cyl 2.5L Ford Ranger. One time I realized ...
7
votes
5answers
270 views

Fuel consumption at same speed of different engine

I am wondering why two car running at 100 km/h for example with a 100 hp consume less fuel that an engine of 300hp. Even if I take a supercar lighter and more aerodynamics it will consume more. But ...
7
votes
4answers
103 views

2002 Ford F350 Superduty 7.3L Turbo diesel using a quart of oil every 43 miles

This Diesel engine has been rebuilt and it didn't use any oil till the HPOP went out. I replaced the oil pump and then I noticed my turbo when going up a hill and the Turbo would sound like a sneeze ...
2
votes
1answer
84 views

What is this ticking noise while pulling away?

Lately I noticed a slight ticking noise when pulling off calmly (from a stop light, for example) at the exact moment the car starts moving. Happens when the engine is still cool, before I hit the ...
2
votes
3answers
98 views

Car engine dies when I am not pressing the Gas

Make: Chevrolet Aveo UVA 1.2 LT 2007 model. When ever the gas is not pressed, the engine stalls. Even the engine does not starts unless I press the gas while turning the key. At high speeds every ...
0
votes
1answer
87 views

Is my new car engine damaged?

I bought New Nissan 2 months ago. I was driving on down hills but as it was late at night and no car on the road, I enjoyed of high speed (4-5 min) and I didn't use the break . When we reached my ...