Questions tagged [engine]

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

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5 views

94 Toyota Camry. Car has good starter, battery and alternator yet it won't start. The starter just clicks once but won't turn over the engine

I have a 94 Toyota Camry, that used to run well until last week when the negative battery cable snapped from the terminal and caused the vehicle to lose power and ultimately die. I reconnected the ...
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1answer
37 views

2008 buick lucerne CXL 3.8 L engine mounts

I just got this car and a mechanic told me it needed a transmission mount on the drivers side. After replacing it and saw that it wasn't bad I found the engine still moves a lot when power braking ...
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2answers
923 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 ...
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119 views

2013 Mazda 3 Engine not turning off while pushing the start/stop button

My 2013 Mazda 3 does not turn off the engine while pressing the start/stop button. If I continuously press the start/stop button for three or four times then engine stops and goes to the acc mode. ...
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Why does my car engine run extremely quiet after a few minutes of downhill driving?

I don't want to say my car (Peugeot 406 1.8 16V) is noisy (don't get me wrong) but in normal driving, engine sound can be heard inside the cabin during acceleration. However, when I drive in downhill ...
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109 views

Issue with car rev'ing and brake!

I have 04 VW Polo, it's a bit a complicated for me to explain as I have limited knowledge of car terminology, and this issue happens frequently but not constantly. So, issue number 1 is while I may ...
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2answers
110 views

B18A1 Acura Integra Motor

I have a B18A1 motor. Is it possible for me to use the oem crankshaft for a turbo build? I also am wondering if anyone would be able to give me insight about using aftermarket pistons with the stock ...
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1answer
45 views

Misfire at idle

I have a 97 Montero sport with 2.5k miles on the engine(it’s remanufactured). I’ve been chasing a p0305 for 2 years but can’t find the problem. I know I have a possible vacuum leak since the fuel ...
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79 views

Audi 2.0T Tapping Noise When Accelerating (Up to 3000 RPM only)

Car: 2013 Audi A4 2.0 4-Cyl Turbocharged AWD Mileage: 71,457 miles Video Clip: https://youtu.be/HX1wXk84wq8 The car is exhibiting a tapping noise when the engine is under load at lower RPMs. Test ...
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Mercedes C180 Kompressor ODB 2 P0170 & P171 errors

Recently been having problems with my 2004 Mercedes C180 Kompressor. It was driving well, sometimes at stoplights, it would rev inconsistently but would only be only a few 100 rev/min. This wasn't a ...
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ECU after engine swap

I have a 2005 wrx, previous owner engine swapped it to the STI short block (EJ257) so now it’s a 2.5 instead of a 2.0, i’m trying to buy an accessport for it, but i don’t know which one to get because ...
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Toyota RAV4 - 4cyl 2008 - moderately faint clunking noise when going over bumps plus shut off recently while driving but able to turn on right after

This RAV4 makes a faint clunking noise sometimes when driving over bumps - especially seems like the right front wheel and for sure more clunking when driving over bumps with just the right-side tires....
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Can I use a CNC machine or waterjet to make an adapter plate to adapt a 5 speed transmission to a rare, obsolete engine?

I am the sad, proud owner of a Nissan SD33T (Diesel), mated to a 4 speed T-19. The power this engine outputs (101HP, 160#/TQ stock) means it struggles on the highway, and I don't want to sacrifice my ...
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What are some good ways to trace wires in an engine?

Something chewed the wires in my car's engine recently. What are some ways to trace which wires goto which components? Backstory: a few months ago, my car started acting funny. One of the blinkers ...
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2000 Daewoo Musso 2.9 TDI Engine shaking heavily in idle, getting better in higher RPMs

I bought my first project car dirt cheap it's a Daewoo (Ssangyong) Musso Diesel SUV which has one of the most reliable engines, the Mercedes OM602 This car is starting fine but the Engine is shaking ...
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Engine valve cover replacement due to oil leak followed by new, seemingly unrelated, symptoms

A couple of days ago my Chevy Cruze 2013, ~85k miles, had its engine valve cover replaced and 2 cam adjuster magnets resealed, according to the paperwork, due to an oil leak at the top of the engine. ...
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2k views

Corolla idle fluctuation and noise

This is a 2009 1.8 Corolla with 150k km on the 2ZR-FE engine. At idle RPM's cycle up and down by one or two hundred RPM and there is a gasping or rotational noise from the right hand (belt) side of ...
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100k views

Standardised engine oil temperature range?

Does anyone know what the (more or less) acceptable standardised range is, for the oil temperature of a car engine? I understand that 40-120 degrees C, seems to be the acceptable range for the engine ...
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66 views

Rough engine sound at 30-60 mph on a 2012 Toyota Camry

I have a 2012 Camry, 4 cyl, whose engine has a random rough sound on a light acceleration, between 30 and 60 mph. It's very brief, but seems to be getting worse and more frequent. It doesn't happen ...
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Can I use 0w 30 instead of 0w 20 engine oil in Honda wrv deisel model of 2019?

I am not able to find the specific engine oil online or offline as per the recommendation of Honda. Can I use any alternative for the same
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I have a 2000 GMC Sierra 5.3L that won't start/run as of today

My truck has died on me 3 times today. When I put it in park and turn it off the doors don't unlock themselves. Then when I tried to start it up again nothing! No sounds, no lights. Then when I do get ...
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140 views

Black soot on the exhaust pipe of subaru forester sg5 turbo

I am experiensing some black soot from the exhaust pipe of my forester sg5 turbo. This started after changing to a bigger turbo(td04hl). What could this mean and the advisable repair? Kindly
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110 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 word....
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27 views

2004 Chevy Tahoe burning oil & coolant, smoking, and turning oil to jelly

I have a 2004 Chevy Tahoe with about 180k miles. Its really taken care of with regular maintenance. Recently after driving 30min on the highway, the next time I turn it on white smoke comes out the ...
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961 views

Speed sensor location on 03 jetta 2.0 engine

So i was driving yesterday n the car shut off. I lost acceleration first then the car shut off leaving all my lights on. I pulled over turned it off then tried to turn it back on n i got nothing. No ...
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1k views

Bike stops Suddenly after 2 to 3 Km

I have a Royal Enfield 350 Classic,15000km and 4 years old. These days I am facing a problem ,it stops after a few kms. I was on highway and it stopped so I visited a mechanic he said there is water ...
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1answer
95 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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52 views

2014 HARLEY ULTRA EXHAUST UPGRADES

I'm helping a buddy. He has a 2014 Harley Ultra Classic with a high output 103. It has 23k miles, Vance & Hines Short Slashes, Vance & Hines Heavy Sucker air filter, and Vance & Hines Fuel ...
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77 views

What things cannot be tested(except by elimination) when trying to diagnose a sluggish engine?

As far as I'm aware there are certain things that cannot really be diagnosed if you have a sluggish engine and so you can only find them by elimination. As an example if you test a car due to ...
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578 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 IV ...
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Does engine oil compensate below-threshold Catalytic Converter performance?

I have a Toyota Yaris 1.3 VVT-i with 2SZ-FE engine. The car has 100K of mileage (I recently bought it with no service history). Most importantly, its check-engine light is on for "catalytic ...
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1answer
100 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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Metallic Engine Sound Coming from 2005 Nissan Altima

My car recently started making a sound coming from the engine. It's hard to describe, but it's something like a mix of metallic and squeaking. I thought it would be better if I recorded it: Listen to ...
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1answer
128 views

2004 Monte Carlo SS supercharged white smoke coming from engine

2004 Monte Carlo SS supercharged with 145k miles: I just replaced the upper intake manifold and supercharger gaskets...plus the oil pan and transmission oil pan and dipstick gaskets. I'm still ...
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3answers
193 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
458 views

Ford Fiesta MK6 deep moan with release of accelerator

While driving my Fiesta on the motorway I noticed that at around 3000rpm/70mph that if I release my foot off of the accelerator completely (I just let the current momentum propel me forward) the ...
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1answer
26 views

Is it true that crankshaft counterweights help with extending the life of the main bearings?

I have heard that use of counterweights in crankshafts also help with bearing life because "counterweights reduce peak main bearing inertia loads". Is this true? If its true how does that ...
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Engine dies when brake pedal is pressed

1995 Chevy Cheyenne C2500 dies when brake pedal is pressed. Run fine when started. I changed the brake booster and the EGR valve and problem still there!!!!
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1answer
4k views

Engine temperature gauge stays on cold

I have a 2011 Hyundai equus and all of a sudden my temperature gauge stays on cold I checked my coolant level and it was low in which I added the correct amount and drove for awhile but temp gauge is ...
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2answers
513 views

2006 Buick Rendezvous 3.5 will not rev over 3500 rpm in park or driving with pedal to the metal. Any ideas?

3.5 will not rev over 3500 rpm. PO 449 is the only code stored. It will not rev over 3500 cold or hot. After driving 10-15 minutes seems like the transmission is searching for a gear, just ...
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104 views

Why my TVS Scooty Pep+ 90cc stops when it slows down?

Driving in traffic is worst as as whenever I stop vehicle, the engine stops and it needs to be restarted again. What can be the issue? Facing this problem since an year now.
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420 views

Which school of thought is right for breaking in engines - keep RPM below 3000 for the first 3000 miles, or rev up to redline?

My friend has overhauled his engine recently and he sought my advice about the most efficient way of breaking in his new engine (Peugeot 405 1.8L Petrol). It is usually said that you should keep RPM ...
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2009 Subaru Legacy Poor acceleration with no DTC codes

2009 Subaru Legacy EJ253 Non Turbo 4EAT transmission The car seems to be in LimpHomeMode although I don't know how to verify that. Very poor acceleration with some hesitation when in drive. The ...
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430 views

2004 Chrysler Sebring Coolant Overflow

So my dad and I replaced the thermostat, outlet housing, and radiator within the past month (all went bad at once) So ever since replacing the system, we have been noticing that as we put coolant in ...
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1answer
250 views

2008 GMC Yukon 5.3L engine vibration at low speeds with cylinder deactivation

I have a 2008 gmc yukon 5.3L that has developed an engine vibration at low speeds with cylinder deactivation like when coming to a stop. Does not vibrate while normal low speed cruising but when ...
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1answer
241 views

Ford Probe '95, 2.0l, 85kw starting problems

I'm trying to diagnose why my car doesn't start. Hope you guys will share some ideas for what to test. First of all, the car started when towed by another car and holds idle, but as soon I press the ...
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1answer
96 views

Water spilling out of motor

So I have a truck that has been parked for a year and when I try to jump start it, it turns on but as soon as I put the truck on drive it shuts off so I bought a new alternator and put it in and still ...
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1answer
40 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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1answer
64 views

Clio 2 engine support screw broken

After a hard gear shift, a big boom sound was heard and I was unable to accelerate without having the engaged gear to fall. It turned out that screw linking the rear bottom silent bloc to the engine ...
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39 views

yellow oil pressure warning light gone off without doing nothing but then I ran 1000km and found low oil level

some weeks ago I saw a yellow oil pressure warning symbol and I move the dipstick up and down then it gone off. As I am not a Car guy I didn't check the oil level because I don't know how much it ...

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