Questions tagged [engine]

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

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13 views

Engine issues raised tac

My wife has a 2015 Chevy Cruise and the tac is raised up a little bit from where it used to sit. Can it just need a tuneup?
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My car will start right up no sounds but will die after 30 mins of idling

It's a 1998 saab 900 s 2.3 L car was maintenanced regularly until 2019 which it sat until I bought it a couple months ago. The car is in great condition. When I start the car it turns on perfectly no ...
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Engine oil change interval

Very confusing topic I want to know exact drain interval of engine oil company says 6000 km and my mechanic says every 2000 . I use semi synthetic veedol take off 4t 10w30 api sn in my hero honda CBZ ...
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Flywheel timing

I pulled the flywheel off my 4 cylinder diesel without checking any timing marks, I've since learned I probably should have. It's in the shop being machined right now (for new clutch), but I'm ...
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Peugeot 207, Head gasket blown?

4 vti coolant has a brownish color and its oily to the touch. I did an oil change about two weeks ago, I'm wondering if it could be connected, the coolant level didn't really budge. I remember the ...
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Will a Mazda 6 GH 2009 2.5 L5 engine also fit a Mazda 6 2005?

I’m Wanting to know if an engine taken out of a Mazda 6 GH 2009 can be fitted/is compatible with a 2005 Mazda 6.? Are there any other makes/models of engine that would work for me or anything else I ...
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1answer
42 views

Which direction to turn crank for engine “normal” operation?

I'm working on a valve adjustment for a 1994 Suzuki Katana 600. I'm at the point where the signal generator cover is off and I'm ready to rotate the engine and make my measurements. However, the ...
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1answer
50 views

Is my engine missing a bolt?

Civic coupe vti 1999. Engine is b16a2. I notice there engine has a hole for what seems to be a stud. Couldn’t get my head positioned to see if it goes into the engine. I have taken a picture from ...
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125cc miss-fire new wiring loom

I’ve wired up a road legal pit bike, but it’s miss firing I kick it up it high revs then drops and then revs up again it seem it’s only doing 2 strokes as it should do 4 (so it’s lighting and sparking ...
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65 views

Low LTFT, high STFT

Disclaimer: I am a novice, so I possibly have made many errors during the process. I have a Mercedes-Benz A Class w168 (2001). It has a problem that sometimes, when running low RPMs it shuts down (...
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Thunderbird 350 stopped during acceleration

I have problem I put my Thunderbird 350 on stand and start it in neutral gear. It will remain on till I do not do anything. But when I do moderate acceleration it becomes off. I have already cleaned ...
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RPM dropping after refueling

It only happens when I refuel and then drive and everytime I come to a complete stop it drops RPM from a normal 1k to 500 and then goes back up to 1k I am not sure what’s wrong I use 93 premium ...
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Coolant Leak/Bubbling/Whistling

New here! Will say right off the bat car knowledge isn't my strongest suit but i've been trying to tackle my latest problem. I've got a 2004 Ford Fusion. About a week ago when parking up i noticed a ...
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Can very low engine oil cause a car to overheat going up a mountain

Noticed partners car overheating going up the mountain then fine. I just replaced the oil tonight as the dip stick was dry
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3answers
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Paint falling into engine?

I removed engine oil cap and noticed the paint is peeling off the thread and will probably fall into the driv train/may already have. If you zoom into the pic you can see paint peel is quite bad. ...
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509 views

Potential issues with this car that passed by a flooded street for a couple seconds?

There was a day where it rained extremely hard like buckets of water at a time. It flooded like crazy in a matter of 10-15 minutes literally. The floods were insane and I panicked driving through ...
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Is it possible to swap out the v6 in my 2019 Ford f 150 XL rwd with a 4.6 v8 2 valve engine?

Can I swap out the v6 in my 2019 Ford f150 xl regular cab to a 4.6 v8 2 valve engine? Will the wiring, plumbing,drive train and exhaust be needed to changed as well? And if so what kind of the wiring, ...
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Affected sensors when boosting another car

I own a 2017 Kia SUV and periodically I'll give my neighbor a boost on their 2002 Liberty Jeep periodically, maybe once or twice a month, until they buy another battery. So I noticed a couple of times ...
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Toyota Prado V6 gasoline engine component enquiry

Which component sits in the circled area and what is it's function?
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1answer
79 views

What does this engine weigh?

We have this old inline 6 engine on our property. We guess it is from a Chevy Panel Truck from 1963 (something like this: http://davidsclassiccars.com/chevrolet/69489-1963-chevrolet-panel-truck.html) ...
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Honda Interceptor 1987 Spark Plugs getting carbon fouled within seconds. Vehicle idling louder than usual

I recently installed a new engine on my Interceptor. After riding for about half an hour the bike petered out. I left in in the garage for about 7 months before installing new spark plugs. This got it ...
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1answer
49 views

Authentic Engine Oil online

Generally at Car service centers I observed that they buy huge barrels of Engine Oil. I don't trust, what they are putting in my car. So, I purchased an engine oil can online (See picture). My ...
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My 1997 Dodge Ram 1500 starts but if I don't keep my foot on the gas pedal and keep the rpms up, it dies

Before this started my battery would be dead if sitting for 2 or more days. I'd jump it, it would run fine then after driving a few miles it would just die and not start for about 10 to 15 minutes. ...
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Best engine Oil for TVS Apache RTR 160 4V?

I have been using the TVS's own Tru4 Synthetic oil but i think the quality of that oil is not that great (Maybe am wrong), please suggest me a good engine oil for my bike. Thanks.
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38 views

Buying the correct antifreeze type for my engine

I'm looking to flush and re-fill my cooling system, and I'm struggling to work out exactly what type of coolant I need to buy. My maintenance book says I need 'Ethylene glycol-based antifreeze with a ...
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Yamaha FZS 600 Faser - Losing a cylinder when hot

I recently bought a 1999 Yamaha FZS 600 Fazer. It was absolutely fine on the test ride. Did a couple of other short rides (about 20 mins), also fine. Then today after about 15 mins I lose a cylinder. ...
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what's the name of the sound cars and motorcycles makes during redlining?

when revving a car or a motocycle engine to a high rpm its starts to make a sound like (dun dun dun dun dun dunn) watch this video to understand what i mean( https://www.youtube.com/watch?v=...
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Car has trouble starting ONLY after it has been sitting overnight

I own a Volkswagen Polo 2015, It has clocked around 40000 miles. It has a very peculiar problem, i.e the car has trouble starting only after it has been sitting for 7+ hours. Once the car starts, the ...
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33 views

Should you use gasoline on cylinder head gasket

I'm an amateur mechanic. Recently I met an experienced car mechanic and he told me that if I dip a new out of the box cylinder head in gasoline mixed with engine oil for a couple of hours, it would ...
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7answers
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Accidentally left car idling for 14 hours. What are possible consequences from this?

I have an 08 ford focus that I haven't been driving. I just turn it on and let it run for about 30 minutes every few weeks so that it's not just sitting. One time I left it running in the parking lot ...
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1answer
22 views

Air filter for 1.4 tdci Ford Fiesta

i have a 1.4 TDCI Ford Fiesta mk7 and I would like to know if I can install a cone shaped air filter in this engine in order to have a little bit more sound without looking too "showy". My ...
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1answer
55 views

How is it possible for the oil to fall back to the oil pan soon enough to prevent oil starvation?

This is one thing I don't understand. When the engine is running, the oil is pumped by the oil pump towards the upper part of the engine (cylinder head assembly). I know there are some galleries ...
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2answers
101 views

Is it harmful for the engine if you drive a long distance nonstop?

I'm planning to have a 370 kilometers road trip between two cities. I want to drive at 90 km/h average speed and without any break or stop. Is it harmful for the engine to run nonstop for about 4 or 5 ...
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26 views

Long term engine issues by using Active Exhaust?

Looking to install OEM active valve mufflers on my 2019 Mustang EcoBoost. Wondering if the valves opening and closing, thus changing exhaust back-pressure would cause the engine to run lean/rich and ...
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1answer
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Burning smell comes from the engine oil sump area

My motorbike has been suffering from an issue which goes like this . Whenever I drive for a few kilometres a smell comes from the engine oil sump area even if the engine oil is brand new . One year ...
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1answer
39 views

Bf falcon trying to skid

i tried doing a skid and burnout i put my foot all the way down on the brake and accelerator with traction control off tried multiple times nothing happen expect when i went to a dirt road it worked ...
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EJ205 - Valves Seats Recut and Reseated by machinist then failed leakdown test on engine stand

After getting the community's help on my previous question, I sent my cylinder heads to a local machine shop to get a valve job done (valve seats cut, valves reseated, and valve clearances redone). ...
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1answer
26 views

Is it right to presume that the top hose to heater matrix is always the hot hose?

Is it right to presume that the top hose to the heater matrix always comes fom the engine goes to the heater matrix and then exits, cold, to the lower radiator hose? I have an o series engine ...
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33 views

Engine vibration when A/C is on

I have a Toyota IQ 2010 model. I bought this car second hand having driven 50,000 KM. When I bought the car it had power and acceleration issues, it wouldn't even climb a small ramp. Other problems ...
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1answer
194 views

What can cause knocking sound when pressing and releasing gas pedal?

I hear a knocking sound whenever I pres the gas pedal and accelerate fast, or when I quickly take my foot off the gas. I hear it at low speeds 25-40mph. Just replaced the CV axles, put on new tires, ...
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2012 Hyundia Accent

I have 2012 Hyundai Accent. The EPS light came on. After it runs for a while and I try starting it, it is difficult to start and then the rpm gauge doesn't work and the eps light comes on. It doesn't ...
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How to design an exhaust pipe to increase scavenging at specific RPMs

Good day all. I'm looking for advice on an exhaust design problem. It is easy to find videos explaining exhaust scavenging, but how do you control it? Surely there must be some physics that can be ...
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2013 Dart SXT Clunking/Grinding, Front Right

I own a 2013 Dart SXT, 140k miles. I typically do all my own maintenance, so most of the car is in decent shape. However, for the first time I took my car to a shop to get an alignment + 2 front tires....
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49 views

Is there a special procedure for preparing a new but very old stock engine?

I have a 1979 Austin morris (leyland,freight rover) Sherpa campervan 1979 model 230 with a "17v" "o" series engine 1.7 litre. I am soon to replace the engine with a new old stock (...
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1answer
47 views

Leakdown Test | EJ205 on Engine Stand and replaced all Valves

I have my EJ205 out of my 2003 WRX. I pulled the engine in the first place to troubleshoot a 90% pressure loss in Cylinder 4 (measured via a leakdown test with the Engine still in the car). The ...
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1answer
41 views

Smoke from engine, cranks but wont start

I came off the motorway to a slip road, slowing down to 20mph and about to turn when I saw smoke coming from my engine bay. Then all the lights on my dashboard (not just warning but all of them) ...
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1answer
66 views

Engine locked while driving

Hi I have a volvo 440 d13 motor. Driver could not get the truck started but dashboard displayed that it was in neutral and no faults appeared. A mechanic went to site and said that the truck was stuck ...
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Engine oil change from 15w50 to a higher viscosity

I have a 2000 Mitsubishi Lancer CK2 with a 4g15 dohc 16 valve engine. I've been using Valvoline VR1 15w40 engine oil and recently noticed its burning a bit more oil than usual. The tailpipe is clean ...
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2answers
59 views

Keeping a device in cigarette lighter

I own a Ford Fiesta 2006 when my car is turned off my cigarette lighter stays on as I only have one I use a 3 way cigarette lighter plug splitter adapter I use one port for the dash cam and one for an ...
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1answer
125 views

my car can't climb even a small ramp

I own a Toyota IQ model 2010 I have been experiencing this issue from the past year that my car when stopped on a small ramp it wouldn't even climb. Then I have to reverse all the way and get some ...

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