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

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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
18 views

1995 Mercury Grand Marquis, loud whine corresponding to engine revving

My '95 Grand Marquis (or as I like to call it, a Grandma Rquis) is suddenly very loud. There doesn't seem to be any issue with the performance, and when it's idling, it's as quiet as can be. I'm ...
3
votes
1answer
171 views

Corsa Sport (2007) low compression cylinders 2 & 4

I have been having trouble with my Corsa. It sometimes just cuts out or does not want to start at random times. I have had the car serviced, I have had the starter motor replaced & am now having ...
2
votes
1answer
145 views

Engine sound rumbles/grumble noise 800-1300 RPM

A 2000 Toyota Celica GTS 225k miles engine makes a mild rumbling/grumbling rough sound when accelerating slowly from a stop in drive or reverse only in the 800-1300 RPM band. Does not occur when in ...
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votes
1answer
32 views

2010 Hyundai Accent starts but won't stay running

Car would stop running while driving it and wouldn't start after that; changed the alternator and now it will start but it doesn't stay running. It stalls every time I try to put it in gear to drive ...
8
votes
0answers
74 views

1982 Yamaha Virago - Several things are wrong and i'd like to repair myself

Several things have happened in the past couple days and I would like to know what could possibly be wrong before I take it all apart. Engine dies after letting off the throttle while on the road. ...
7
votes
0answers
41 views

Ford Tractor 5600

This is a older tractor. My question relates to the fuel system. The older fuel injectors don't have any external seals? All of them seat and 3 don't leak but one does. I was looking for a seal but ...
7
votes
0answers
25 views

VW Bora V6 2005 - Sump Replacement Question

My sump cover has a huge hole and I'm going to replace it. Can I take the cover off from underneath the car or does the motor have to be lifted to recover the sump cover?
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0answers
34 views

Car stalls/dies suddenly while driving and is not starting again

I own a Indian Make TATA INDICA Ev2 (CR4) Turbo Engine car. i did rebore recently and the milage was 1,30,000 KMs. after rebore first service of 3000 km is successfully completed and now i'm facing a ...
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votes
0answers
30 views

My engine stalled and wont restart - after downshifting - Automatic Trans

My engine stalled and wont restart - All I did was downshift... 2005 Chrysler Town & Country Limited. V6 - 3.8 Liter EFI. For some history, a couple days ago I noticed a clicking sound - it ...
5
votes
0answers
58 views

Can you identify this part?

I have just had the cam belt and water pump changed at my local VW dealership on my 2004 VW Passat B5 and on the technical report they were kind enough to point out everything else they wanted to ...
5
votes
0answers
23 views

Ford F-150 4x2 4.9l straight 6 misses after lots of work

Just seems like plug wire, plug, or something missing shakes whole truck. It's acting like it's starving for gas. New plugs, plug wires, MAF sensor, idle control sensor, cleaned and still can't figure ...
5
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0answers
51 views

Remanufactured 5.3 engine not firing on one bank

2007 Chevy Avalanche 5.3 vin 3. Bought a remanufactured engine, after install truck runs only on bank 1 (1,3,5,7). Have power to coil packs on bank 2 (2,4,6,8) but no spark. Put in new cam sensor, ...
4
votes
0answers
46 views

What will upgrading the Camshaft do to my BBC 454?

I have been told that upgrading the Camshaft in my GM 454 will increase performance. What will this do exactly and what will the engine actually gain? 10069286 block casting 454cu '90-'91 MY, Mark ...
4
votes
0answers
29 views

Vauxhall Vectra engine (1.6 petrol) cuts out

My beloved Vectra C (2006) a previous story here developed a new "symptom": engine cuts out while driving. Since there are other (possibly connected) symptoms I am going to list them one-by-one: ...
4
votes
0answers
33 views

Saying its running hot but full of coolant and not over heating

2005 Hyundai Elantra. Says its running hot but has coolant and so far hasn't over heated and also can't turn on heat in car because smoke pours from vents into the inside of car.
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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 ...
4
votes
0answers
100 views

My BMW X5 won't stay running

Hello I have a 2003 BMW X5. I just got the engine replace a couple days ago. I went to pick it up but because the shop was done installing the motor but now I have to deal with the other problems I ...
4
votes
0answers
120 views

Engine Running Fast in Park

Never had this issue before but I just started my vehicle and the tac automatically revved up to 1500 rpm when I cranked it. It didn't go back down while in park, it basically idled at about 500 rmp ...
4
votes
0answers
122 views

How to remove engine cooling fan from a W169 Mercedes A-Class

How do you remove engine cooling fan from A-Class Mercedes W169?
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votes
0answers
70 views

2009 Kia Rio - Potential Misfiring?

I have a 2009 Kia Rio with ~75,000 miles. After I first start the car and accelerate away from where it was parked (especially if I accelerate hard), the car will repeatedly make a quick sound that ...
4
votes
0answers
153 views

High Idle and Engine Noise in Chrysler 300c Hemi

I recently bought a 300, it had 170000 miles on it. When I test drove it nothing felt wrong what so ever. Week later it started turning off by itself in the middle of the freeway or alleys. Got it ...
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votes
0answers
257 views

Ford Fiesta Mk6 Diesel Engine Fault

Upon acceleration the following lights illuminate once the engine reaches 3000-4000 RPM: A message; "Engine Fault" appears on the dash screen. Once this happens, the engine will no longer rev ...
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votes
0answers
45 views

96 Suburban intermittent falter/stall immediate restart

96 GMC K1500 Suburban. Falters/stalls. Intermittent. So far low speed/parking lot acceleration from stop. Also deceleration low speed as in coming to stop. Radio cuts in and out around the time of the ...
4
votes
0answers
64 views

Chevrolet Corsa doesn't accelerate until I restart the engine

It works fine for the first 10 km or so, then it'll suddenly stop accelerating, as if I weren't even pressing the pedal, and I have to restart the machine and it'd work again, for at least other ...
3
votes
0answers
43 views

Jerks on 2nd gear at low speed

My car jerks on second gear when I slow down while on second gear and then want to accelerate back. After changing the plugs and air filter it got a bit better but after driving 500+ miles it is back ...
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. ...
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 ...
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votes
0answers
19 views

Hiace 1996 ignition/motor problems

I have a 1996 Hiace. I was driving and it just died, nothing. Dash lights all work, but motor will not turn over, nothing from starter. It has dual fuel, and was wondering if it could be the AEB 552 ...
3
votes
0answers
55 views

Wrongly plugged battery terminals

I inter-switched my battery wires, positive to negative. Now the car moves but does not accelerate with the pedal to the floor. What have I done to the car? The car is a Toyota land cruiser v8 2006. ...
3
votes
0answers
59 views

Typical voltage drop when air con, radio, lights, etc. in use

Imagine the engine/alternator are running and the battery voltage is 14V. If I now turn on the air conditioner, radio, headlights, seat warmer, cigarette lighter, should I now expect the voltage to ...
3
votes
0answers
190 views

Renault/Dacia Logan 2014+ engine temperature indicator?

the Renault/Dacia Logan 2014 and above have indicators like this: As you can see, the dial at the right has the total mileage and the fuel indicator only. I'm wondering if there is an indicator for ...
3
votes
0answers
189 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 ...
3
votes
0answers
141 views

Engine randomly turns off on Mazda Capella 2000

Recently I have been having some issues with my Mazda Capella 2000 occasionally just switching off while I am at low revs. It doesn't often happen but when it does it seems to happen multiple times in ...
3
votes
0answers
360 views

Strange surging and like it's going to stall, hesitant whilst idling

I have been having an issue with my Peugeot 207 (2008 model) 1.6L VTI petrol engine. The cam cover was replaced by the garage but hasn't fixed the problem. I have lost faith in them. I managed to ...
3
votes
0answers
683 views

Mercedes C250- Eco mode not working

i have a C250, W204, 2011 model, and i noticed that the ECO mode is not working anymore. When i turn the car on, the ECO button light is green and the ECO sign appears in the cluster. After 1-2 min, ...
3
votes
0answers
361 views

Kia Sedona CRDi cranks but won't start

I have KIA Sedona 06 CRDi. It went into the garage for a major service: timing belt; serpentine belt; filters; brakes; etc. I got it back running perfect. 2 days later it won't start. It cranks over ...
3
votes
0answers
221 views

2004 Chevy Malibu Classic Acceleration & starting problems

I was riding along and my 2004 Chevy Malibu Classic stopped accelerating. I was pressing the gas but it wouldn't go any faster. I coasted off the highway and turned it off, then I started it back up ...
3
votes
0answers
977 views

Mercedes Atego OBD2 live data codes

I have tried to connect an OBDII ELM327 adapter in Mercedes Atego. Somehow I managed to get it in that OBD2 connector. I can see that my adapter is receiving electricity. These are the PID's that I ...
2
votes
0answers
18 views

04 dakota problems

I have a 04 dakota 4.7. My truck started to shake going down the road. I heard a pop unsure if it was metal slapping or a backfire. Had towed home and hooked to computer codes were multiple cylinders ...
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
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0answers
49 views

Changing Freeze Plugs on a Mazda 626

On a 98 Mazda 626 4 cylinder 2L engine where are the freeze plugs and how hard is it to replace them?
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18 views

1999 Ford F250 xlt super duty

My truck has the 6.8l V10 Triton engine in it when I got it there was a lot of oil in the cooling system but no water in the oil it ran hot once but didn't do it again would it be the head gasket and ...
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vote
0answers
29 views

My car is running very poorly when I start my 1994 Buick Century

My car is running very poorly when I start my 1994 Buick Century for the first time every day. It will stall out especially at a stop, but starts right back up and it stutters. Plus, the service ...
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vote
0answers
83 views

Mitsubishi Galant over heating with battery light and brake light on

I have a 2000 Mitsubishi Galant ES 2.4 cylinder engine. I parked my car after leaving the laundry mart and I got in to pick up my children and it would crank but won't start. So we changed the spark ...