Questions tagged [engine]

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

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32 views

Knocking right underneath the valve cover?

My engine was starting to make a loud knocking noise, so what I did, I turn the engine off, and I checked the oil, and the oil dipstick did not even register no oil at all? So I turned the engine on, ...
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9k views

VW Polo strange issue of overheating

can I kindly ask your opinion on my car issue? I'm not deep in field of engines and this problem is causing my serious headache and a total waste of cash without any results. I've a 2015 VW Polo TDI. ...
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1answer
51 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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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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246 views

What exactly is an intake manifold?

This is one of those phrases I have heard a lot but never bothered to ask what it meant. Until now. What exactly is an intake manifold?
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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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Knocking valve sound after gasket replacement

I changed the intake gaskets top and bottom along with valve cover gaskets on my Ford F-150. After I finished it was hard getting started but I finally got it started and now it sounds like the valves ...
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1answer
29 views

Mazda 6 V6 auto rough misfiring – fuel flow problem?

2007 Mazda 6 3.0L V6 automatic with ~80k miles: Runs "rough," especially while stopped in drive – feels like what I imagine an occasional cylinder misfire would feel like, producing a sort ...
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1answer
328 views

Chevy 3.5 engine tick

I have a 08 Chevrolet Impala with a 3.5 with 70k miles. There is a tick that corresponds to engine speed. It's a pronounced tick but I highly doubt its piston slap or rod knock. It seemed like an ...
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108 views

2018 BMW S1000RR hesitates when hot

Recently got the bike serviced. Its done 5500 KMS. But soon after the 2nd service , I started experiencing engine hesitation issues , especially around 4 to 6000 rpm , regardless of gear. The engine ...
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1answer
75 views

Power loss after driving over 15km (engine hot)

I have a 2010 Opel corsa D driven under 50k km. The car was parked outside for 5 weeks as I was in vacation (outside temperature -4deg to +6deg). As I came back I found a strange problem every time I ...
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Chevrolet Cruze head gasket (“A/C off due to…”) root cause

Background I have a 2011 Chevy Cruze with the "Eco" engine that I bought used, May '18, with about 99,000 miles on it. Seemed to run fine until mid-December, about 107,00 miles, when some hose ...
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2004 Nissan Sentra white smoke from engine then radiator busts

I just got 2004 Nissan Sentra had been setting up for about year now. I was told at the time only thing that could be wrong with it was the cam shaft position sensor, and possibly the catalytic ...
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02 wrx power issue

Just replaced the alternator and starter and battery reads at 12.5 volts but when I try to start it, the engine will turn over once and the starter will start clicking. Bad battery? Anything I should ...
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Best way to clean corrosion off exhaust manifold mating surface on engine side?

It’s an aluminum block and there are some high spots of white powdery corrosion. I was able to gently scrape most off using a (dull) metal paint scraper and a green scour pad, but there are some ...
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Car stalls in flood but now starts, does that mean the engine is okay?

I drove my car (Fiat Panda Active) through a flood that was deeper than I expected, it stalled, I restarted it again, it struggled once more when I got out of the flood but kept going. I then had the ...
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1answer
62 views

Nissan qashqal is smoking out of exhaust

Hi can you help my Nissan is blowing white smoke out of the exhaust for about 10 min when I first use it and when I stop and leave it for a hour then go back and drive it the smoke comes back any ...
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Sort of a knock when starting the car only once

I have an Audi A3 2007 2.0 tdi, the oil still valable for more than 4000km to be changed, today, since the morning when i start the car i hear a single knock in the bottom, the knock happens only one ...
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150 views

Engine light turn off sometimes and sometimes stays on

When I turn on the ignition of car, it shows the light of oil, battery and engine. Sometimes it tun off and sometimes stay on. When it turn off the car starts easily. when engine light stays on, car ...
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1answer
18 views

Petrol car engine won't start though it will turn over

I imagine there are many instances of the correct answer to my question here, but I have little for diagnosis besides the engine sound. I have a 1.4l petrol Toyota Corolla 2001 model. The car was ...
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Engine replacement for my 2001 V20 XC (B5244T3)

Is it possible to replace my B5244T3 (2001 V70 XC) engine with the engines below; B5254T4 (2004–2007 Volvo S60 R or V70 R) B5254T12 (2014–2016 Volvo XC70) B5254T14 (2013–2016 V60 T5 or 2016 XC70) ...
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Additional air injection [closed]

In addition to the topic of air injection. Adding a air injector upstream of the fuel injectors at 15-20 psi Combined with the natural air intake would give better atomization and more hp. This is a ...
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133 views

Motorcycle engine oil decreasing periodically

Why the oil is decreasing in the engine, I have to refill the oil monthly
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1answer
708 views

Why is my 2011 Outback intermittently squeaking at 60-65 mph?

I have a 2011 Subaru Outback. It has 175k miles and a CVT transmission. I’ve had a lot of work done on it this summer: serpentine belt replaced Front driver’s side wheel bearing replaced Windshield ...
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41 views

Should I replace wiring harness? If yes, how to do it?

My Hyundai Tucson 2013's fog light is not working. Also a bulb in cabin which is supposed to stay steady is blinking. I suspect this could be because of the voltage drops and electrical faults. I ...
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277 views

Engine making weird noise at specific RPM range

The car in question is 2017 Kia Ceed with 1.6 GDI petrol engine. Lately, I noticed a wierd noise coming out of the engine. As I'm accelerating, up to around 3200-3300 RPM everything sounds fine. ...
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51 views

VW Golf 5 FSI Jerks When Driving

Please help. I have recently serviced my VW Golf 5 with air cleaner,oil filter,fuel filter and plugs but the car still jerks most times when driving. I had it diagonised and gave me error codes P1403 ...
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2answers
736 views

How to flush a cooling system after head gasket failure?

I recently replaced the head gasket in my Renault K9K (700) 1.5 DCi, due to a cylinder/cooling system type failure. As such, the cooling system is full of partially burned diesel. Despite having ...
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2answers
76 views

Knocking under load on first gear

I have this issue.. I already asked on FordOwnersClub, but I feel like here I might have a better chance to sort it out. I bought a Ford Focus mk3 2011 with 1.6 ecoboost 134kW engine with 90k km. My ...
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hyundai getz 1.3 only accept 100 RON fuel

I recently bought a hyundai getz 1.3 petrol car and its only "accept" a 100 RON fuel. I have tried 95 RON whitch is the most common fuel in my country and the check engine lights up. If the ...
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Oil change and no oil question

We took our Kia Optima Hybrid (2014) to a shop for an oil change. We've had the car nearly three years, no engine issues at all. Normally, my husband and his dad handle the oil changes, but we were ...
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Should I accelerate when start the deisel engine

When starting a deisel engine vehicle in the morning that was manufactured in 90's should I give accelerate. Some are telling do not accelerate when starting the vehicle start of the day. Give some ...
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Corsa life 1.2 oil/engine problem

No lights have came on at all to tell me the car was running low on oil. Drove home today and smoke was coming from under the hood and burning smell. The car is still turning over but when I looked at ...
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3k views

When should I suspect that valves are not sealing

I just lost an (old, 230K miles) engine with no compression in two cylinders. It had been drinking oil liberally for a while, but just prior to this failure, had begun seriously drinking oil (6QT per ...
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3k views

Low engine temp

2001 chevy s10 2.2 will not reach normal operating temp. First noticed when defroster was blowing cold. Replaced thermostat with Stant superstat with no change whatsoever. Coolant level is normal. Out ...
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2answers
8k views

06 G35 Coupe Engine Compatibility

Following this adventure: 2006 Infiniti G35 - Blown engine following Kwik Kar engine flush I'm getting ready to put a new engine in my 06 G35 coupe, 6-speed manual (also with RAS, etc. but that ...
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93 Thunderbird LX priority maintenance?

Purchased from first owner that said he had kept the basic rules and procedures for a stored automobile when I come in from out of town and sees a jump start hooked up this is where I knew it was not ...
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1answer
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I need help with 2009 Buick Lucerne- Engine and Oil

I have a 2009 Buick Lucerne. I have recently realized it has been dripping oil. Thought it was another car and it is not a lot of oil. Anyway, this prompted me to check the oil level. I usually do ...
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1answer
699 views

Bypassing immobiliser in a 1999 Subaru Forester

I have two paddock/farm vehicles. One is a 1998 Forester (black), auto, EJ20, no ignition immobiliser. The other is a 1999 Forester (green), manual, lo-range, immobiliser. Neither came with a FOB or ...
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2answers
143 views

Renault Clio 5 motor oil

Which type of motor oil is suitable for Renault Clio 5 sce 65 with petrol engine? I think a 5w30 but i don't know what type. Maintenance and warranty sheet : norm RN 17 , engine oil volume 3.40 L , ...
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ML 350 has 1 second strange noise right after cold start

I have Mercedes ML350 (2011) and this winter I noticed that it started making weird noise right after cold start, I'm almost sure that this isn't timing chain (I know how broken timing chain sounds). ...
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1answer
581 views

1996 Mustang GT won't start with shifter in Park, but will start in Neutral

I just had this weird problem today. The engine will turn fine, but won't start with shifter in Park. Once started in Neutral the motor runs fine with no hesitations. Battery is strong. Any ideas?
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109 views

car engine (AC?) hose frosting up in engine?

A hose in the engine is frosting up (like you may see in a fridge - see image - the hose/pipe is not normally white!). Any ideas what this may mean? I've also losing some coolant in the radiation (.....
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Can I use ACEA A5 engine oil for my engine with recommended class API SJ/SL, ILSAC GF-3?

According to manual for my car the recommended class of engine oil is: "API Service SJ, SL or above, ILSAC GF-3 or above" Can I use ACEA A5 engine oil for this engine?
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114 views

Is this a bad engine mount?

So it's my first time opening the hood of my car, only to find this. I came to ask because this doesn't look normal, I dont know any reason what could cause this as its a new unit, 600 kms on my odo ...
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68 views

Nissan Qashqai 2009 2.0 Accenta smoke and flame

I had a new clutch installed in the car last week. 14kms later when I was entering the complex I noticed smoke coming from the engine. When I drove through the gate the clutch pedal went to the floor ...
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1answer
80 views

High Rpms and loud reving sound

I have a 2008 mercury sable. Its an automatic. I was in stop and go traffic this morning on the highway and I went to accelerate and the Rpm shot up as high at they could go and stayed there and the ...
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266 views

Motor shake and loud when accelerating

first post here. My car , Chevy Malibu 2005 LS 3.5L V6, recently started to be much more loud when accelerating. It shake a lot too. But only when accelerating and especially at 1000RPM. When don't ...
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8answers
33k views

What would cause motor mounts to go out on a factory engine?

I got my factory motor mounts replaced on my 2000 eclipse at 175k miles. I am now at 189k and the mounts blew again. I can hear the same rattling and squeaking. I had the spark plugs and valve cover ...
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25 views

Ecoboost 3.5L Twin-Turbo reliability [closed]

I'm looking for a $15,000 SUV to pull my 4,000-lb travel trailer, and I really like the Ford Explorer. I've been looking at some used 2014 Ford Explorer Sport vehicles with ~100,000-125,000 miles on ...

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