Questions tagged [wear]
The wear tag has no usage guidance.
64 questions
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Which parts of an F1 engine are most prone to wear and tear over time?
Which parts of an F1 engine are most prone to wear and tear over time and why if metal is not in contact with metal, always is oil film between, so how wear become?
If wear hapend(what is true) that ...
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Manual VS Automatic Transmissions Suitability
On weekends I do deliveries. I make over 150+ stops, short distances apart and engage gears 1/2/3 and reverse during every stop.
Which transmission setup would be best suited for such a scenario? ...
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Why would shallow brake pads cause valleys & ridges (grooving) in disc brake rotors?
In one of Paulster2's helpful answers, he mentions:
Usually when the brake pads get shallow, they start digging into the rotor and will cause all kinds of valleys and ridges. They may be large or ...
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Is high engine load bad?
I drive a 4-speed automatic with a 1.1L 70 HP engine. Naturally, I very frequently find myself in situations where pressing the gas pedal deeper doesn't increase acceleration (i.e. maximum engine load)...
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Does the alignment problem cause uneven tread wear in my case?
2002 Camry LE, 4 cylinder, Michelin premier a/s performance h/v purchased in 2017, 60,000 mile tread wear warranty. The tread reaches the end of the life only after 33,000 miles, and the tread wear is ...
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Does tire size or vehicle weight affect needed minimum tread depth?
Where I live, summer tires are required by law to have 1.6 mm minimum tread depth, and winter tires 3 mm. However, a general recommendation is that summer tires should have 4 mm tread for optimal ...
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Ford Explorer Sport Trac 2001
Is it safe to switch front tires from left to right (or vice versa) by taking each off its rim and installing on the other? The intention is to retain the direction of tire rotation while switching ...
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Audi Q5 2012 2.0l shaking and noise
I have a 2012 Audi Q5. Recently soon as I reach 120kmh the car starts shaking like you can feel the steering wheel and the whole car shaking like its about to fall apart.
I took it to a mechanic he ...
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car tire wear not pointed out
should a dealer allow you to leave lot with steel belt showing on tire? This was after windshield replacement. A multi-point safety inspection was recorded showing tire wear issue. The only ...
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How to assess iridium spark plugs?
My BMW M3 E46 seems to be running rich on start and getting poor mileage so I pulled the plugs to have a look. I know how to read normal plugs but these are NGK Iridium plugs and I'm not sure how to ...
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What advances in material technology, have made serpentine belts last longer?
This article on serpentine belts says:
"Vehicle manufacturers recommend inspection and replacement of the serpentine belt between 60k and 90k miles. Advances in material technology allow some ...
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If I use synthetic/food safe grease will my front end loader or backhoe have excessive wear?
I have a small tractor with a frontend loader and backhoe that gets used near our house's well and natural creeks/drainage areas. I wouldn't mind paying the premium for synthetic grease to try and ...
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Will regular slamming of car doors cause damage during the lifetime of the vehicle?
How long would door slamming take to affect the regular functioning of the vehicle in any way, and are there any ways to find how many door slams a door for a particular individual make/model can take ...
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Is clutch bearing wear still an issue with modern manual cars?
Decades ago I was told repeatedly to press the clutch pedal in manual cars for as short a moment as reasonable, since prolonged clutch disengagement leads to excessive wear of the clutch bearing, ...
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How can a damaged caliper prevent other calipers from fully pressurizing?
I've got a 2013 CR-V. During a recent service, I asked a tech to take a look at what might be causing a weird smell to come from one of the rear wheels. During the initial look, he noticed that there ...
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Sufficient Oil Distribution after Cranking for a Long Time?
It's getting about time to de-winterize the ski boat this year, and I got to thinking about what happened last year.
It has a carbureted Chevy 350, and the winterizing process involves spraying a can ...
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Does the start-stop function on a car wear down its starter faster?
I recently purchased a used 2012 Volvo XC70. It has a diesel engine and the start-stop function. Both the salesman and later my mechanic told me the same thing - this feature wears down the starter ...
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Is the minimum advisable tread depth for winter tires different than for all season tires?
It seems that a consensus on tire wear is that tires should be replaced if you'll be driving on icy roads with less than 6/32" of tread, but are safe on other roads up to 4/32" (source). I'm ...
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What is the clutch life of a DSG gearbox?
I have a car with the VAG 7-speed dry clutch DSG gearbox, which is a preselect automatic gearbox with two drive shafts and two clutches.
The clutches started to squeal on taking up the drive, and to ...
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Why do worn diesels emit black smoke?
I have often noticed that on the road, whenever a heavy diesel accelerates, it emits a huge cloud of black smoke. If this happens in front of me, I put the air recirculation mode on. This typically ...
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High iron level in manual transmission oil changed not long ago. Worth replacing oil again?
In August 2017 I replaced manual transmission oil in my 2005 Toyota Hilux, which was at 178,280 km back then. The oil was very good synthetic, top-notch.
Two weeks ago, when the truck had done 205,...
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price of gas vs engine wear
so I got asked a question about getting gas from two different gas stations, where brand a got 4 more miles to the gallon then brand b did but brand b costs less. I don't know the question so here is ...
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What happens inside a 4-stroke gas engine when it's first (cold) started at below 0f?
I'm asking in order to understand the risks (if any) specifically to an engine if I (cold) start it on days that are below 0f, and I don't use an oil pan heater or similar device.
If we need to be ...
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Engine pre-startup automatic lubrication to prevent wear
As explained here (Is it true that most of the engine wear during its life time occurs during a cold start up?) most of the wear of an engine is during startup and especially during cold startup.
Why ...
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Jeep Patriot 2016 brake light whistle sound
When I brake I hear a light whistle sound every time unless a step on the brake harder then the sound goes away. When I drive normally I do not hear anything (unless I start lightly braking). Not sure ...
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Can Engine Lugging cause Piston Ring wear?
I just had my oil analyzed from my 2007 335i highly tuned car. I am using the Motul 300v 5w40 and everything seems really good, except for Chromium and Molybdenum. Before this, every value was fine ...
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Does drifting damage a car?
Sometimes when it's wet outside and there are no cars or pedestrians nearby I will take corners hard and drift. I'm aware that drifting has a safety risk and wears out tires. It also places some ...
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How bad the damage to system will be, when using handbrake
I am new and interested in car driving.
I have seen several videos using hand brake for, turns, drifting, parallel parking by race car drivers, donuts etc, to prove the ability of what a vehicle/...
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engine consuming oil and performance?
Can a car engine begin to burn oil with no noticeable performance or fuel consumption difference / or noticeable white smoke out from the exhaust?
Assuming it loses about 800-900 ml per 1000 km.
I ...
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Tire uneven wear - cause and appropriate preventative action?
The inside of the tires are worn as seen in the attached photos (both front and rear). This is an SUV with about 80k miles on it. Any ideas on 1) what would cause this, 2) how the car could develop ...
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Why don't we rotate tyres but you rotate tires?
Is planning a regular rotation of new tyres over their lifespan a good or bad plan?
From many posts I've seen here and elsewhere on the web, motorists in the USA seem to see rotating tires as a task ...
- 23.4k
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Is it normal for brand new brake rotors to look a little rusty
By looking at these images, would you think these parts are used?
There is a very slight lip at the edge of the surface where the pads will rub.
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Can pulling up the handbrake without depressing the button wear or damage it?
I have a friend who believes that if you pull up the handbrake (aka the parking brake) without pressing down the little button on the end, it "weakens" the handbrake, or otherwise shortens its life. ...
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brake warning reliability?
How reliable are brake warning systems with regard to normal ware ? Nissan Murano with 63 K miles : the rotors look/feel fine. I expect to get at least this much mileage with discs and another 20 K ...
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Rotating tires based on time or miles?
Question:
I am confused about the tire rotation schedule for modern cars. Everywhere I have looked recommends a tire rotation every 3000 to 5000 miles or 6 months.
I understand why a tire needs to ...
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Should I stop shifting out of gear without the clutch?
I drive a manual 2013 Ford Focus. Often times when I am about to coast to a stoplight, I will pull it out of gear without using the clutch. Sometimes it just slides out nice and easy, but other times ...
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Downsides to replacing only two tires on FWD car?
My 2008 MINI Cooper S w/ JCW package has worn the front tires down to the wear bars (in 12k miles). The rear tires still look almost new (I haven't measured, but I'd guess they have at least 6/32s ...
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Buying a used car that is a few years old but high mileage
I am looking at cars that are 2013 or 2014 model year. I found a 2014 model year vehicle for sale that has about 90K miles on it. I know this is high-mileage for a 3- or 4-year old car, but I'm used ...
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Reasons car loses ability to accelerate with time?
My car hasn't done vast amounts of miles (short of 60000), but already at 30-40000 I would say I noticed it's ability to accelerate has dropped.
It is still OK for my use and the fuel efficiency is ...
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What deteriorates engine coolant, Milage, age or both?
Basically what is said in the title, what is a bigger factor on the life of engine coolant? Is it mileage or age?
Say someone were to cover around 30,000 miles a year however only changed his/her ...
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Used Michelin tires safe to install?
My Michelin set of 4, set inside a vehicle 4 years; there are NO VISIBLE CRACKS WHATSOEVER and GREAT THREAD DEPTH REMAINS ALMOST LIKE NEW!!!!! My concern is I KNOW NOTHING ABOUT TIRE SAFETY and NEED ...
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What kind of wear does a spark plug cable go through?
I'm about to change spark plugs on my car, and given the cost of getting just the plugs or plugs + cables, I'm considering just keeping the current ones.
The car runs fine (well, it's consuming way ...
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Does leaving a manual car in gear when parked damage the car in any way? [duplicate]
Does leaving a manual transmission car in gear (tip:lowest ratio gear offers the greatest resistance due to engine compression) present any disadvantage to the mechanicals of a vehicle?
Parking brake ...
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What would cause brake / tire to wear out on only one side?
I do my own repairs. I'm pretty versed on things like engine building, and the importance of farming out things like alignment and having an exhaust system welded on. Just assume I'm "somewhat ...
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Is it true that most of the engine wear during its life time occurs during a cold start up?
I have heard this idea several times, but is it true?
Theories I read about why that might be true:
The engine is running rich at startup because it is running in open loop, which can cause damage ...
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Brake pads finished on only 1 front wheel
I went in to Midas to get my brake pads finished beginning around Feb this year.
2 days back my brakes start screeching. I drive and when they are changed I realize the two brake pads on 1 front ...
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Remapping a used engine
I appreciate that a performance increasing remap is likely to increase the rate of wear and tear on certain components inside an engine bay.
Is remapping an engine that already has 50k miles on the ...
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What is more important the age or the mileage of a vehicle [closed]
I'm looking at two different conversion vans. The first is a 99 with 40k miles and the second a 89 with 20k miles. Both vehicles check out on Carfax. The 99 is a Dodge Ram and the other is a 89 is a ...
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For how long should I idle at a stop?
As I approach a stretch of road that has been single-laned due to roadworks, the sign-flipper spins the sign to STOP. Having been through these roadworks before, I know I'll probably be waiting at ...
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Do long blasts of the horn damage it?
I have recently had to blast my horn for about 2 minutes while I was driving.
Got me wondering: Does using the horn for long periods of time damage it/wear it out?
2003 Opel Agila
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