Questions tagged [tire-pressure]

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4
votes
3answers
663 views

Should I be pumping air to a higher pressure when the weather is hot?

There have been a couple of questions about tyre air pressures at low temperatures: 1, 2. But what about at high temperatures? Currently in Australia daily highs of 35C are common, spiking up to 38 ...
1
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1answer
54 views

Wrong Tire Pressure After Walmart Installation. Intentional?

I bought set of BFGoodrich g-Force COMP-2 all-seasons listed as new, and just had them installed at my local Walmart Auto Care Center. Service time was 2 hours and 20 minutes (is that normal?). Front ...
1
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1answer
39 views

Why would a TPMS sensor start working again?

I have a 2008 Toyota RAV4. One day, the TPMS warning light came on. I then checked the pressure in all of my tires, including the spare. All were ~34 psig, which is plenty of pressure. I went to a ...
0
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0answers
37 views

False warnings about tyre pressure loss

I have a Skoda Octavia Mk3 (essentially a VW mechanically) which started to give false warnings about loss of tyre pressure after about 60k miles. It used to work well, and correctly warned me when a ...
1
vote
1answer
113 views

How much air pressure in tires when storing a vehicle?

When storing a vehicle for several months to a year, is it better to have the tyres/tires overinflated a little, underinflated a little, or at their regular operating pressure?
0
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2answers
51 views

Tire inflator kit cannot pump above 30psi

Few months ago, my tire got punctured by a nail. I used a tire plug to repair my tire. Then i used the mopar tire inflator (air only) that came with my suv. The inflator looks exactly like in this ...
3
votes
1answer
146 views

What would be so wrong with using ATV preventative tire sealant in a street car?

I've been looking for a type of tire sealant like Tireject/Slime that will prevent flats, not the emergency repair kind. Both of these companies sell the preventative goop, but they specifically state ...
1
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3answers
61 views

How much can I lower a Fiat Ducato by releasing tire pressure?

I'm renting a Fiat Ducato (5998 mm long, 10 m^3 payload volume), that according to the rental company is 2640 mm high, but, according to the FIAT specifications I could find, the only compatible value ...
4
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1answer
1k views

When buying a new tire at car shop, they pumped the new tire and it popped loudly, is that normal?

My ears don't hurt, but my left ear feels a little blocked afterwards. I was standing a meter and a half away from a machine that fits rim into the tire, while also pumping air or something. The tire ...
1
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1answer
65 views

How does tire pressure vary as a function of temperature?

Today, I changed my winter tires. I estimate the storage temperature is about +10 degrees Celsius. The average operating temperature is expected to be about -5 degrees Celsius. I measured the tire ...
1
vote
1answer
97 views

Which tire pressure gauge can I trust?

My tires have a recommended inflation pressure of at least 33psi and a suggestion maximum of 40 psi. I have a bicycle pump which can read 0-160psi and took a reading and it read 28psi so I added air ...
40
votes
14answers
22k views

Why don't people hand pump their tires?

My bicycle tires go to 60 psi, and I can easily fill them up from nothing with less than 10 pumps. My car tires are at 32 psi, so shouldn't they be even easier? Yet I have never heard of anyone hand ...
0
votes
1answer
515 views

How much tire pressure with bigger tires? [duplicate]

I have a 2015 grand Jeep Cherokee. It originally had Goodyear 17” with recommendation of 33psi. I upgraded to a nitto 20” and the tire says max 50 psi. How do I know how much air to put in?
0
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1answer
86 views

Air leaking from rear tire

The rear tyre pressure of my motorbike gets reduced from 36 psi to 23 psi within a week. I checked, there is no puncture or any problems with the nozzle. The temperature conditions where i live are ...
1
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1answer
42 views

Air Pressure With Wheel Change [duplicate]

2003 Lexus ES 300, 3439 pounds weight, 61 to 39 front rear weight ratio. Factory wheel/tire size is 215 60 R16. The door sticker says 29 psi both front and back. My new wheel/tire size is 225 45 R18. ...
0
votes
2answers
289 views

What is a 'normal' tire pressure loss over time?

Recently, because of an incident with a friend's car, I started monitoring my tire pressures regularly, and I'd like to understand if the encountered behavior is normal. I started checking tire ...
3
votes
4answers
14k views

Should I over- or under-inflate my tires when towing?

We're about to take a trip across the country towing 5000lb (2300kg) with our SUV. It's rated for 9k, so I'm not worried about that, but I'd like to know how much to inflate my tires. Advice on the ...
0
votes
1answer
824 views

Tire-pressure on Toyota Vitz 2012

I have a Toyota Vitz from 2012 and i want to know what the air pressure is for its tires, the only information the car has are in this picture, and all the manuals i search for are in japanese.
0
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0answers
23 views

Are electronic tire pressure gauges sensitive to temperature?

Recently, I purchased a quality made German mechanical dial-type tire pressure gauge. This was the only I could find with a quality certificate. The cheap Chinese mass-produced electronic tire ...
0
votes
2answers
2k views

Why list cold tire pressure?

At least in the United States, most people don't pump cold tires. They drive to the gas station and immediate pump. Yes, mechanics pump cold tires, but mechanics know, or have resources to look up, ...
1
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1answer
100 views

Tire pressure with tires on vs off the car

Today, I changed to summer tires on my Toyota RAV4 hybrid. Usually I check the air pressure after changing the tires (well, wheels, actually) with the tires on the car. However, today I instead ...
1
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0answers
1k views

Nissan Altima 2011 TPMS light on

I have one Altima 2011 S Sedan with 48000 miles. Yesterday, I went to one Mavis tire shop to replace 4 new tires. After I drove back home, I found that the valve cap of the left front tire (driver's ...
2
votes
4answers
72 views

Can this be patched?

I was going this morning to run some errors and saw that my car PSI was at zero. Went to the gas station to pump some air and once I left the tires was slowly decreasing in pressure. Can this incision ...
3
votes
3answers
888 views

Should I increase my front tyre pressure

I have inflated all tyres on my car to the manufacturer recommended tyre pressure of 28psi, but I have noticed that the front tyres look a lot more squashed than the rear tyres. This is obviously ...
2
votes
1answer
75 views

How to know the tire pressure of my car?

I am a new car owner (Nissan Note manufactured in 2016) and I am learning how to do basic maintenance on my car instead of going to the shop which is expensive. I want to check the tire pressure on my ...
4
votes
1answer
1k views

What tyre pressures when the light-load / heavy-load difference is large?

I've just bought a second hand VW Golf TSI. Great car. The fuel flap shows the following tyre pressures in bar (1bar = 14.5psi): bar psi | Load | Front | Rear |...
1
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2answers
81 views

Tyre pressure ratio

I recently got serviced my car that is 40k on it .They changed front left tyre and rest three tyres are still Okay. If normal pressure is 32psi what level should be for new tyre? Tyre id (205/...
2
votes
4answers
2k views

Why don't rubber tires burn due to friction heat when the vehicle is moving

How come car and bike tires don't catch fire even when driving on a hot road in hot weather at high speed or even when braking suddenly?
0
votes
1answer
2k views

Tire pressure for Tesla S 90D with 19" wheels, front & rear engines and air suspension

Regarding my Tesla S 90D, the door label recommends a tire pressure of 45#, but Tesla information online suggests 50# for cars with 19" wheels, front & rear engines and air suspension which I have....
5
votes
1answer
23k views

Can low tire pressure cause the ABS warning light to come on?

2008 Ford Escape Hybrid 2.3L Vehicle had brake service done by a Ford dealership which is detailed in this post: Previous thread about the same vehicle Now, a few months later the vehicle's ABS ...
1
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2answers
3k views

Is the manufacturer's cold tire inflation pressure in regards to a constant value?

The reason why I ask is because tires can gain pressure (psi) when being driven (heat gained from friction which increases internal tire pressure) so I'm not sure what that number exactly entails. ...
4
votes
1answer
8k views

How long can a flat tire sit before the sidewall is ruined?

I'm on business and two days ago my wife noticed that one of our cars has a flat. She can probably take care of it tomorrow, but that means that the tire will have sat, completely flat for the better ...
3
votes
2answers
130 views

How often to set tire pressure

The recommended tire pressure in my van is 35psi. Two weeks ago I set the pressure when temps were around -20C. This week temps are hovering around zero, and the tires report around 38psi. Should I ...
3
votes
2answers
4k views

Is TPMS service recommended when buying new tires?

When buying new tires (tyres), many shops will recommend performing "TPMS service" on each tire. What is this service, and is it recommended? Or is it just a way for shops to pad their revenue?
2
votes
2answers
2k views

Motorcycle Tire Pressure for Rain

I've read conflicting ideas regarding tire pressure for wet conditions. from an active.com article: decreasing tire pressure does indeed help. By decreasing pressure, you increase the size of ...
3
votes
0answers
600 views

What is correct tire air pressure for my impala 2005 replaced tire?

I bought a 2005 Chevrolet Impala which came with custom wheels and tires put on by the previous owner. In the tire sidewall there is printed "49PSI." Is that the right amount of pressure to put in?
6
votes
1answer
176 views

Uneven readings for tire pressure

I'm new to this community so please instruct me if the question needs improving. On an Acura 2010 TL SH-4WD, is the following reading normal regarding the tire pressure? The tires are winter tires ...
17
votes
2answers
570 views

What factors affect the maximum air pressure that should be put in a vehicle's tires?

For just about every car, there's at least two different "maximum tire pressure" ratings. The vehicle manufacturer's rating. This is usually found on a sticker attached to the driver's door. The ...