Questions tagged [engine]

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

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1answer
51 views

2012 Toyota Camry

I have a 2012 Camry, 4 cyl, that has a random rough idle on a light acceleration, between 30 and 60 mph. It very brief, but seems to be getting worse and more frequent. It doesn't happen when using ...
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6answers
218k views

What actually happens when there is not enough coolant in a car engine?

I know that a lack of engine oil can destroy an engine, so I was curious as to whether it is just as bad to drive a car with a very low engine coolant. What is engine coolant? What exactly are all ...
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4answers
5k views

What happens when I fill diesel in a petrol car?

What happens when I fill diesel in a petrol engine. I know what happens when I put petrol in a diesel engine but not the other way. Could you please explain that to me?
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2answers
29 views

I am looking for cylinder head bolt tightening torque specs for a Benz OM651

I am currently working on a Benz Vito bus engine and cannot find the engine tightening torques. I have search all over the web for this information with no luck. Thanks in advanced.
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2answers
124 views

Engine stuttering/dying and loss of accelerator

I had recently bought a 1998 Gen 3 Subaru legacy (BH5) with 190k Kms/ 118k Miles on it, for the first month it ran perfect with zero issues. Suddenly one day I started up the car as I was reversing ...
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2answers
111 views

Question about temperature of car

In my auto (Škoda Rapid 1.6 Diesel 115 HP 2015) show in display " Check outside temperature " Is it danger something?Is it necassary to check in car service?
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1answer
73 views

Chevy 327/350 block

I’m wanting to swap a 305 with a 327 in an El Camino, had a 68-69 327 long block but the block turned out to be cracked so I kept the crank (2 piece rear main seal), pistons, rods and heads from it ...
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1answer
35 views

Hi! Crankshaft for 400ci chevrolet engine from 1975 el camino

I've put my engine back together but the crankshaft moves back and forth about 1/8 of an inch. My motor is a 400 chev
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1answer
34 views

Hard starting, poor idle and exhaust smell

Are these symptoms associated with valve problems? If so, is it better to replace the heads or just replace the defective valves?
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1answer
40 views

2002 Mercury Mountaineer V8 4.6 2W Drive

While driving on freeway going 75 MPH using cruise control, my engine stops running. I still have lights and power but no power steering or power brakes because engine was off. I put it in neutral and ...
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1answer
81 views

Is this internal engine component cracked?

I was inspecting my engine (1.6L N15 Pulsar) yesterday and I noticed some moisture on the rocker cover coming from the oil fill cap. I unscrewed it and it looked like it was allowing some fluid out. I'...
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1answer
54 views

Revs go up when I depress clutch pedal

As I was driving my 2001 Mazda Tribute today I was pulling up to a red light and I depressed the clutch pedal as I came to a stop. Once the clutch pedal was depressed the revs suddenly shot up to ...
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3answers
145 views

Determining my Kia Forte Trim Level

I'm trying to figure out my trim level on my kia forte from 2011. The sticker on the inside of the drivers door jamb says "trim: WK". What trim level is this and what engine do I have? Is there anyway ...
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1answer
50 views

Should I re-build my engine?

12 months ago, I bought a 1999 Mitsubishi Delica with a 4m40 2.8TD engine (diesel). The vehicle itself has done 120,000 miles and runs very well. There is a very slight oil leak somewhere. There is ...
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1answer
49 views

Unknown pink car fluid running low

When I opened the car hood, I see a pink fluid running low, I am not quite sure what the liquid is, and would I be able to add it by myself? What is this pink fluid? And would I be able to add it by ...
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10answers
85k views

Is it all right to clean a car radiator with vinegar and chlorine?

I got the idea from this article, where it suggests cleaning your washing machine using chlorine bleach and then vinegar. I have successfully used this method to clean my household washing machine ...
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1answer
788 views

LS1 - ticking slapping noise w video

So I'm trying to identify what may be the cause of this ticking noise. I listened to all the LS1 ticking and knocking videos on YouTube but none are similar to mine. It sort of sounds like when ...
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1answer
29 views

What is the black box between my air filter housing and throttle body?

I recently purchased a 2001 Dodge Dakota 4.7L SOHC. I want to start working on my own vehicles more. But I have very little experience and this question reflects that. Please correct me if I get ...
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2answers
25 views

Engine Oil Change Duration regarding with respect to Engine Oil Top Up

We all know that engine oil are of 3 types namely 1. Mineral Oil 2. Semi-Synthetic Oil 3. Synthetic Oil. Right. And their drain intervals 2000-2500 kms, 3000-4000 kms, After 6000 kms correspondingly. ...
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1answer
62 views

What is the duration of changing engine oil in Bikes and What is the impact of oil in Bike mileage?

I am asking two question which has some connection closely. I having Honda Shine Bike which is running fine. I am curious about changing oil...Is it necessary to change engine oil in every 4 months ...
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1answer
3k views

ISUZU CUBIC mixing oil in coolant

ISUZU CUBIC - CITIBUS ENGINE - 6hh1, 8300cc, 6 Cylinder, No Turbo I have this Isuzu with the above description. It is mixing oil and water coolant. I did not find water in the crankcase but found oil ...
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0answers
34 views

Why Long Term Fuel Trims Remains in Negative?

Dear Experts here im attaching log of 1SZ-FE, 1.0L engine for your kind consideration, please advice why my LTFT remains in -ive though MAF, Intake Air Temp sensor, ECT sensor and O2 sensor is working ...
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1answer
36 views

Why my long fuel trim readings are higher than short trim ones?

My understanding of long trim vs short one is that the short trim readings will adjust the long trim after awhile right? For example my short trim readings are in the -5 to positive 7% max while the ...
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2answers
30k views

White smoke and burning smell from engine area, can you spot the oil leak?

I own an Audi A4 2008. When I drive the car for more than 15 minutes I get white smoke coming from under the hood and a burning smell getting into my air conditioning system. When I open the hood, I ...
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2answers
1k views

Oil pressure low turn engine off will my car work again?

My car key is actually stuck in the ignition battery died out after some days after the car wouldn't start. While driving my car told me turn off the engine oil pressure low. but I didn't kept driving ...
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3answers
1k views

Engine shudders when tachometer falls to idle RPM from around 2K RPM

We're talking about a 2005 Volvo S80 2.5T 5-cyl engine vehicle here. Back in late September was the first time I experienced this engine shudder/stutter behavior when the tachometer dial went from say ...
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1answer
6k views

Smoke coming out of oil fill port

I've been reading up on this smoking oil dipstick tube/oil port for Volvos and they all seem to stem around a clogged PCV system as being the root cause. We're looking at a 2005 Volvo S80 5cyl 2.5L ...
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3answers
18k views

Peugeot 308 Anti Pollution Light and engine rev drop with odd sounds (video)

I have a 2008 Peugeot 308 1.4 petrol. I got this car a few weeks ago, and ever since I got it, I seems to have a problem with the anti-pollution system. The anti-pollution warning light comes up to ...
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0answers
19 views

2013 Polo Vivo 1.6 overheating warning light

Hi all I'm hoping someone can help me with my car that keeps giving me the engine overheating warning light. The car was in a minor accident from behind and ever since then the warning light comes on ...
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1answer
6k views

Mechanics left the cap off my radiator. Can this cause proven damaged to my engine?

I had a service done on my car I drove my car home (40 min drive) and noticed the heating wasn't working. I checked under the bonnet the next day and there was no liquid in the radiator reservoir and ...
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1answer
43 views

5L vortec won’t start

Ok, so I hope this doesn’t seem like a stupid question. Take away all logical scenarios and just answer in theory. If a timing chain could jump exactly 180’ would the intake and exhaust valves reverse ...
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1answer
54 views

What is typically involved to repair a internal combustion engine that has a cylinder misfiring?

I have a vehicle with a cylinder misfiring (according to my OBD-II code reader). I have decided to have a mechanic repair it, as I have never performed a similar motor vehicle repair. Note that the ...
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1answer
31 views

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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1answer
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Where can I find information about car PIDs?

i'm doing a research and i can't find voltage information from the car sensors, where do you find such information? finding the voltage range would help a lot.
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1answer
634 views

Heating Issue In Nissan Sunny

I have a Nissan sunny N16 car which heats(engine) at a low speed but normalizes at high speed and when its on idle the temperature stays normal. Need Solution?
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1answer
196 views

Check Engine light came on, turns out, i had a bad battery but it threw a bunch of codes?

Okay, so I drive a 13 Hyundai Genesis Coupe 2.0T. Last night my check engine light came on. I took it to advance auto today to have the code read. It threw a bunch of codes which were Throttle ...
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1answer
82 views

Car Overheated Trouble Shooting

Recently my car overheated and I had to get it towed to the garage in pretty bad shape. It turned out I was driving with no coolant. When I got to the garage they poured water directly in the ...
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2answers
72 views

Ticking sound from engine bay

I bought a used 2014 Hyundai Elantra GL (82400kms odo) a week ago and I have been hearing a clicking sound from 1.5 to 2 thousand RPM mark from the engine bay, when I am sitting in the cabin. Here's ...
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0answers
35 views

Motorcycle not starting unless I force it into first gear, but the battery itself is ok

I am having a weird issue with my Kawasaki Z650 2019, as per title. It used to start when I just pulled the clutch, now it needs be forced into first gear in order for it to start (while holding down ...
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1answer
53 views

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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1answer
28 views

What engine are comparable to swap in a Kia Sorento 2.5l 2009

Oil pump has buggered my engine so looking for a replacement. Have been told Hyundai would swap, but clueless as what year model year ect. Any help would be appreciated. Thanks. My is 2009
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2answers
2k views

What is this loud clacking engine sound from 2001 BMW 325i E46?

This car is a 2001 BMW 325i E46 with 150k miles. Well maintained and seen by a specialist mechanic in the last month. Loud hollow rattle/clacking sound just started. Persists stopping and ...
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1answer
170 views

Honda Accord I-Dtec 2010 2.2 Clutch/Recall problem?

Hi I recently bought a Honda Accord Exec 2010 2.2 i-dtec 210k km, I own it for about 5 days now, I have been driving with it everyday, but since yesterday, A weird problem start to occur, When I am ...
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1answer
19 views

My 99 F150 RWD has the P0171 code for its running lean any idea where to start

I got the tool to see why my engine light is on and is running lean. It returns a P0171 code. Any idea where to start diagnosing this?
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1answer
29 views

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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0answers
27 views

Engine/Clutch/Powertrain

When my engine is in neutral it reaches red line with no problem. It also has power in first and second gear. The problem happens when i am driving up a long incline, I will be in third or fourth gear ...
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4answers
15k views

Manual engine has no power in third fourth and fifth gear when driving up an incline.

When my engine is in neutral it reaches red line with no problem. It also has power in first and second gear. The problem happens when i am driving up a long incline, I will be in third or fourth ...
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2answers
9k views

Overheated while driving now it won't start

When I opened the hood I saw the radiator cap missing now car won't start...why won't it start
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2answers
13k views

When doing an engine swap , do you have to have a matching ecu

Now I’m familiar with engine swaps and where they can be useful, but the idea behind the engine management system throws me off.If for example , I have a stock engine in my 2008 Chevy impala , then I ...
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1answer
2k views

Tapping engine noise, but only with load and only for short time

2003 Toyota Rav4. 4 cylinder, 145k miles. Recently started making a ticking noise. Noise only happens on startup and for about 15 minutes and ONLY when under load. So, start the car and fast idle ...

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