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What's made you smile today?

I think many over here who are into Volkswagen Audi group products have VCDS https://www.ross-tech.com/vag-com/ or VAG-COM as it used to be called when I bought my copy. Potentially very powerful with plenty of opportunity for ignoramuses like me to really foul things up big time! However used within your own limitations it's a great tool, I wouldn't be without it. Also has an embedded generic OBD reader which works on quite a number of the vehicles in our "family Fleet" although, disappointingly, not on our Fiats. What do you have?

PS sorry, forgot to check the quote box - this post for Cheest.
 
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I think many over here who are into Volkswagen Audi group products have VCDS https://www.ross-tech.com/vag-com/ or VAG-COM as it used to be called when I bought my copy. Potentially very powerful with plenty of opportunity for ignoramuses like me to really foul things up big time! However used within your own limitations it's a great tool, I wouldn't be without it. Also has an embedded generic OBD reader which works on quite a number of the vehicles in our "family Fleet" although, disappointingly, not on our Fiats. What do you have?

PS sorry, forgot to check the quote box - this post for Cheest.

We traded the Audi in on her 2018 Jeep Renegade and the VAG OBDII reader went with the car. I have replaced that OBDII reader with a Foxwell NT630 unit that is just about a World Car Unit.

Besides the Renegade, we have a Daimler/Chysler era Wrangler, old Ford Fusion company car, and a 09 Chevy Silverado pickup(Typical 4 door American excess vehicle), hence the need for the NT630.
 
Experience with other VAG rear disc brakes would indicate the discs will probably rust out before the pads wear down enough to need replacing.

The Fabia has rear discs, and is of course a younger relation to the Ibiza. Like most rear brakes, they do little work unless braking is heavy, which a driver with good forward observation and anticipation will avoid. I have found that with firm braking, I can feel the rear end squat a little.

I try, once a week or so, to brake a little more firmly, to give the rear brakes some work. A hill descent works well, brake progressively harder until the rears can be felt to join in. My theory is that this may prolong the disc life, by removing rust. Practice might just cause it all to wear out faster.
 
Experience with other VAG rear disc brakes would indicate the discs will probably rust out before the pads wear down enough to need replacing. Tyres (that's the Bridgestones which I don't like) are all, gratifyingly, wearing nice and evenly with no signs of "strange wear" - like feathering etc which would point to something being worn or damaged. I'm quite puzzled to find all four tyres measuring approximately 5mm. So, if they had 8 mm on them when new and I'll be changing them at around 2 to 2.5 mm they would seem to be roughly half way through their lives. However there are signs of small surface cracks developing in the depths of the tread grooves - which I'll be keeping an eagle eye on - Not really a problem at this time but may give me cause to renew them before the tread wears to near the legal limit. I'm puzzled by all four tyres being similarly worn though because, being FWD and a turboe'd engine, I would have expected the fronts to wear considerably faster than the rears?

I’m not sure if you’d have seen it but about a year or so ago I posted about the front brakes on my golf having been replaced by the dealer on their insistence when they really didn’t need it and after 60k miles I calculated they were at best 10% worn, firstly I’m quite light on brakes and secondly the car has bluemotion tech so when off the gas the engine breaking is enhanced by shunting a lot of energy into the alternator, this means the car slows down much quicker than others when off the gas but there is software to control it so it’s not like someone threw and anchor out every time you come off the power.

The car has now done over 70k miles and has never had the rear brakes touched, I’m sure they are barely used but I’m thinking of replacing the discs because the edges are getting very rusty now after 5 years, the car is kept in what’s best described as a car port, it’s an open garaged with no door separate to the house, so while it’s protected from the elements the breaks do rust and 2 days ago when I took the car out after 3 weeks of not being used there was a big thunk from each rear brake as the handbrake released as the car moved forward, clearly the pads where fairly well stuck to the discs,

As for the tyres I also have bridgestones on mine. The originals were T001 labeled “Potenza” and then when they needed changing they got changed for S001 also labels potenza now I’ve get Bridgestone T005 “Turanza” which are not notably different to any of the others, but apparently supposed to have better grip and especially good wet grip. What ever the case I note that that all of them have had problems with cracking, I usually notice it around the edges of the tread, they all wear normally and get replaced due to tread depth but I don’t think I’ve had an MOT on this car which they have not mentioned the tyre cracking. The back tyres at the moment are cracked and the fronts will need replacing soon due to low tread (another reason for not driving it in the bad weather)

I kinda like the Bridgestone tyres on that car but then maybe the suit the much heavier car. Our Mini Countryman also had the same tyres but in run flat form and again they worked very well but my wife changed them for some cheaper hankook tyres when they were needed.
 
I’m not sure if you’d have seen it but about a year or so ago I posted about the front brakes on my golf having been replaced by the dealer on their insistence when they really didn’t need it and after 60k miles I calculated they were at best 10% worn, firstly I’m quite light on brakes and secondly the car has bluemotion tech so when off the gas the engine breaking is enhanced by shunting a lot of energy into the alternator, this means the car slows down much quicker than others when off the gas but there is software to control it so it’s not like someone threw and anchor out every time you come off the power.

The car has now done over 70k miles and has never had the rear brakes touched, I’m sure they are barely used but I’m thinking of replacing the discs because the edges are getting very rusty now after 5 years, the car is kept in what’s best described as a car port, it’s an open garaged with no door separate to the house, so while it’s protected from the elements the breaks do rust and 2 days ago when I took the car out after 3 weeks of not being used there was a big thunk from each rear brake as the handbrake released as the car moved forward, clearly the pads where fairly well stuck to the discs,

As for the tyres I also have bridgestones on mine. The originals were T001 labeled “Potenza” and then when they needed changing they got changed for S001 also labels potenza now I’ve get Bridgestone T005 “Turanza” which are not notably different to any of the others, but apparently supposed to have better grip and especially good wet grip. What ever the case I note that that all of them have had problems with cracking, I usually notice it around the edges of the tread, they all wear normally and get replaced due to tread depth but I don’t think I’ve had an MOT on this car which they have not mentioned the tyre cracking. The back tyres at the moment are cracked and the fronts will need replacing soon due to low tread (another reason for not driving it in the bad weather)

I kinda like the Bridgestone tyres on that car but then maybe the suit the much heavier car. Our Mini Countryman also had the same tyres but in run flat form and again they worked very well but my wife changed them for some cheaper hankook tyres when they were needed.

I have a vague recollection of your post about the front brakes Andy. I suppose it's one of the advantages I find in doing my own servicing and light repairs in that I can make my own mind up as to what/when I'm going to replace something. On the other hand there's also the "buck stops here" factor to consider?

My Ibiza is an Ecomotive and has the energy recovery alternator too. I don't really notice any great effect on a trailing throttle. Mind you my last car was a 1.9 tdi diesel Cordoba so It probably had a lot more engine braking on lift off?

We've had a succession of SEAT and Skoda models in the family over the years Ibiza, Fabia and Octavia. The Cordoba had drum rears and never gave any bother. In fact it was still on the original shoes at over 100,000 miles! All the others had discs and all suffered corrosion problems and seizing handbrakes. In fact I installed Ford Galaxy return springs on one of the Ibizas which worked wonderfully! If I know any of our cars is likely to lie dormant for more than a couple of days I leave the handbrake off with a wee block of wood behind a rear wheel. Mrs J can never remember and nearly always drives over it! I'm probably very sensitive to seized hand brakes as I had a Renault 20 many years ago which, in winter, would seize it's handbrake at the slightest excuse! If you do this - leave the handbrake off and chock a wheel - it's a good idea to nip out every second day or so and just yank the handbrake up and down a half dozen times or so to keep the cables free.

My tyres are Bridgestone Ecopia 150. These are low rolling resistance tyres fitted to the Ecomotive SEATs and I suppose if you are going to maximise fuel economy it's likely that the carcass is going to be relatively stiff? I do find they are noisy. Whether that is the tyre itself or the suspension I suppose I'll only find out when I replace them. Performance when they were new seemed fine. However I wasn't used to the car then and find now that I'm feeling part of the car when driving, that I don't have great confidence in the grip available. It's not good in the wet with wheel spin being easily induced and the front end washes out at surprisingly low speeds on roundabouts and the like. In the snow it's disastrous! I don't drive the car hard either, at 74 years of age I like a gentle drive these days. I think a lot of what I'm experiencing now is due to the way the tyres have worn. When they were new they had a lot of sipes to accommodate surface water, as can be seen here: https://www.halfords.com/tyres/bridgestone/ecopia-ep150-ecopiaep150.html Now though, with 5 mm tread depth in all grooves - so about 2.5 or maybe 3 mm worn off from new - they look like this :

P1090602.JPG

The sipes have disappeared from both shoulders - and no I haven't been running them under pressured - and what's left in the centre is really just the main front to rear grooves to shift the water. I'm tempted to go with all season tyres when the time comes but I'm put off by most of them being directional which makes fitting a spare problematic and reduces the options for switching them around on the vehicle if I ever needed to. I certainly won't be going for low rolling resistance "Eco" tyres. By the way, if you look carefully at the bottom of the grooves you can see the cracking I mentioned. I was wondering if maybe the "Eco" tyres use a harder tread rubber - to reduce rolling resistance further? - which might be more prone to cracking? but if yours are showing cracking too that's probably not the reason. In fact I've just "frightened" myself by enlarging that image and noticing there's cracking all over the place. Think I'll be replacing these sooner rather than later!
 
I believe the Golf 8 has similar Bridgestone ecopia tyres on..

If you're ever in any doubt as to why you should bin them read this and possibly watch the video.

https://www.google.com/amp/s/www.motor1.com/news/435142/volkswagen-golf-moose-test-results/amp/

To put that in perspective the Citroën C3 aircross...on all season tyres managed 5mph more in the same test.

Dreadful things.

Edit I was wrong it's on Turanza 005s (caption at video start) but there is no way on proper tyres that should be getting out handled by an mpv.

Ford Focus on Michelins with a similar chassis set up is above 80 km/h
 
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I believe the Golf 8 has similar Bridgestone ecopia tyres on..

If you're ever in any doubt as to why you should bin them read this and possibly watch the video.

https://www.google.com/amp/s/www.motor1.com/news/435142/volkswagen-golf-moose-test-results/amp/

To put that in perspective the Citroën C3 aircross...on all season tyres managed 5mph more in the same test.

Dreadful things.

Edit I was wrong it's on Turanza 005s (caption at video start) but there is no way on proper tyres that should be getting out handled by an mpv.

Ford Focus on Michelins with a similar chassis set up is above 80 km/h


It’s a bit of a weird test, I can appreciate to some degree why they are doing it but it doesn’t really help understand anything. Yes you could make a car that would perfectly pass the test, but then it could be an absolute dog to drive, over steering in every corner and churning through tyres like anything.. also in that video there is comment made that the driver is to blame partly for the poor result, so does that mean the results vary depending on how aversive the person driving it feels that day, meaning they could deliberately make some cars look worse than others.


Finally what are the conditions? Different tyres work best in different temperatures, It looks like they are based in Spain and it looks like the tests are all done on hot tarmac, is it dusty? does that tell someone in Norway how there car will react on the roads up there where it’s much colder? And honestly do they have a lot of moose in Spain ??

It justs looks like a poor excuse to deliberately throw cars about in a dramatic way to get YouTube views and sell insurance but it doesn’t seem to me that what they are generating is any useful real world data. If you wanted to test the handling of the car then the way about it is to put the same tyres on every car.

If you want to test how someone would avoid a moose walking out into the road why do non of the tests seem to include breaking, all of them throw the car in at a set speed and hope for the best coming out the other side. Normal people use the brakes, not just violently steer left and right then carry on their journey
 
I believe the Golf 8 has similar Bridgestone ecopia tyres on..

Interesting. Fairly sure the Prius had these on and I was extremely impressed with them.

Andy will know the bottom of the Trowse intersection in Norwich. I’ve only done it once but to take that at 40mph is rather adventurous to say the least. Not something you’d do with tyres you’ve no faith in. Based on the noise it certainly warmed them up.

https://goo.gl/maps/jd5YYumpwgM5xvnP6
 
It’s a bit of a weird test, I can appreciate to some degree why they are doing it but it doesn’t really help understand anything. Yes you could make a car that would perfectly pass the test, but then it could be an absolute dog to drive, over steering in every corner and churning through tyres like anything.. also in that video there is comment made that the driver is to blame partly for the poor result, so does that mean the results vary depending on how aversive the person driving it feels that day, meaning they could deliberately make some cars look worse than others.

Not really the Focus or the old but mechanically very similar Golf 7 aren't known for being tail happy monsters and yet on Michelins beat the score of mk8 significantly. I agree it is possible for the driver to introduce a margin for error but a robot like ncap used to use for esp tests is probably out of budget.



Finally what are the conditions? Different tyres work best in different temperatures, It looks like they are based in Spain and it looks like the tests are all done on hot tarmac, is it dusty? does that tell someone in Norway how there car will react on the roads up there where it’s much colder? And honestly do they have a lot of moose in Spain ??

I agree but temperature difference should be making a small percentage difference not a huge gulf in performance if the tyre is stable

It justs looks like a poor excuse to deliberately throw cars about in a dramatic way to get YouTube views and sell insurance but it doesn’t seem to me that what they are generating is any useful real world data. If you wanted to test the handling of the car then the way about it is to put the same tyres on every car.

Then the car would not be as delivered to a customer, given many EU countries stipulate you must use the oem tyre brand throughout the life of the car, if it comes on crap tyres and does badly that's the manufacturers look out. I'm sure Citroën would have preferred their car not to be on Mud & Snow tyres

If you want to test how someone would avoid a moose walking out into the road why do non of the tests seem to include breaking, all of them throw the car in at a set speed and hope for the best coming out the other side. Normal people use the brakes, not just violently steer left and right then carry on their journey

Depends if you are cruising foot on the accelerator and bambi steps out of a hedge within your stopping distance you will be steering a way before your foot travels from the accelerator to the brake and you start braking. The other night when I nearly hit a deer I certainly didn't stop because it was out of the way, the road was clear why would you stop?

A lot of the criticism is valid, I've put a few responses in bold.

Watching the Golf test it seems stable it just has no grip nothing wrong with the car itself there's no bite on turn in at all.
 
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A lot of the criticism is valid, I've put a few responses in bold.

Watching the Golf test it seems stable it just has no grip nothing wrong with the car itself there's no bite on turn in at all.

You’ve sort of missed my point a bit i think, I don’t object to testing a cars handling or grip, I just don’t see what purpose this test actually serves, let me try to explain.

The initial post you made was to comment about the grippiness of the tyres the Turanza T005, that was featured in the video with the golf.

Now they could be the best tyres in the world, but the car could handle so badly that the outcome of that test is not fair to the tyres.

Equally you could have the best handling car in the world and but those particular tyres could be terrible. Therefore the tyres make it seem like the car is bad.

There are also two factors with this type of test with the car itself and that is the mechanical parts of the car and how they affect the handling, the “dumb” handling if you like. And there are the more intelligent aspects the stability control system which can greatly affect the handling in this scenario.

In fact with most modern cars its those intelligent features that stop you slamming into the non-existent moose or the sides of the road.

The size of the wheels are also going to have an impact on the handling in this situation. The low spec car with little skinny wheels may never be as good as some top end version of the same car that’s fitted with 19 inch wheels with a much wider tyre.

If you just wanted to test the handling performance of the car then you can throw it round a track and record the results.

If you want to measure the effectiveness of the tyres you fit them to the same car and test them over and over again changing only the tyres.

What does this test actually show? Well if the results are bad it doesn’t tell me if that’s the car or the tyres.

You can make assumptions about a golf v focus and yes the Michellin tyres may be excellent, but then it could also just be the handling of the golf it’s as good as the focus for what ever reason. Or it could be both cars handle brilliantly till you throw it into an unstable state and the stability control kicks in and the stability control of the focus is better.

I could go round and round making hypotheses all day but still not really answer any questions about any one car being any better than any other.

As its called the moose test the idea I suppose is to simulate a moose walking out in front of you, ok, but having had accidents where I have hit dear there are things to consider like “if i swerve am i going to go head to head with another car or am I going to end up off the road” In the accident I had the choice was to hit a dear or a head on with a series two land rover discovery, guess which one I chose?

The car was written off the dear was a bloody mess, at no point did my tyres ability to handle swerving come into play.

So what is this test really for?

Well I can’t quite work out what the website doing these tests is actually for, its either a Spanish version of Car wow or its a Spanish version of compare the market. What ever the goal is seemingly to drive people to the site to get cars or insurance or whatever. So does it really matter what the cars do in the test? Yes, the more dramatic the outcome of the test the more people are likely to watch it. The more high profile the car and the more dramatic the result the more likely it is to be shared and go viral.

I genuinely don’t see any value in these tests, they don’t tell me anything scientific, I certainly couldn’t conclude that one car or one set of tyres is better than any other. Swap the tyres between the golf and the focus and then we can make some conclusions.

Also one final thing is costs.
One set of tyres can cost quite a bit more than another, I dunno what the difference is but bridgestones are not massively expensive. I know that if you start going out of your way to buy the grippiest tyres then the costs can go up massively.
 
Interesting. Fairly sure the Prius had these on and I was extremely impressed with them.

Andy will know the bottom of the Trowse intersection in Norwich. I’ve only done it once but to take that at 40mph is rather adventurous to say the least. Not something you’d do with tyres you’ve no faith in. Based on the noise it certainly warmed them up.

https://goo.gl/maps/jd5YYumpwgM5xvnP6

Interesting, because I could do that junction all day every day in my golf at 40mph... (during lock down 1 I was driving that way every day without another car on the road) Is that the tyres or is that the car ? The Prius is designed to be as efficient as possible so reducing rolling resistance is key, So I’d assume the handling and the tyres etc are all matched to make it as efficient as possible, the trade off is going to be how quick you can or can’t go round a corner.

Then there is centre of gravity, track width.. weight..... the list is endless. Which I why I don’t think you can take one video of a car thrown into an unstable state deliberately and then use that to draw any specific conclusions about how good the tyres are, or vice versa the tyres could be terrible but the car is actually brilliant.
 
Interesting, because I could do that junction all day every day in my golf at 40mph... (during lock down 1 I was driving that way every day without another car on the road) Is that the tyres or is that the car ? The Prius is designed to be as efficient as possible so reducing rolling resistance is key, So I’d assume the handling and the tyres etc are all matched to make it as efficient as possible, the trade off is going to be how quick you can or can’t go round a corner.

Then there is centre of gravity, track width.. weight..... the list is endless. Which I why I don’t think you can take one video of a car thrown into an unstable state deliberately and then use that to draw any specific conclusions about how good the tyres are, or vice versa the tyres could be terrible but the car is actually brilliant.

You’re making me doubt myself now, it may have been quicker thinking of it now. All I know is we were 4 up in the car, I n convoy with a mate in his beemer. I had my passengers swearing as we took the corner, and they’re all fairly quick drivers themselves. Might have just been the shock of a Prius, the typical Sunday drivers car, being capable of being driven that way :p
 
Then there is centre of gravity, track width.. weight..... the list is endless. Which I why I don’t think you can take one video of a car thrown into an unstable state deliberately and then use that to draw any specific conclusions about how good the tyres are, or vice versa the tyres could be terrible but the car is actually brilliant.

Again fair comment, though they've not won any...or finished above about 5th in a tyre test ever...suggesting even with matched variables they are not an exceptional tyre and perhaps not even an average one.

Obviously you are quite correct, you can make a Peugeot 107 into a race car (god bless bad obsession motorsport) with a set of racing slicks and turn a race car into a death trap with 4 space savers.

And that is before you get to the driver...just thought Golf 8 doing worse in the same test as the Golf 7...you'd assume with the same driver on the same track on wider lower profile tyres was an interesting thing.

Not scientific but an Oddity for sure.
 
Vw have been using Bridgestone for years so I’d have thought that the mk7 and the mk8 would have been on similar tyres.

But as I said before, just how “scientific” is this test or is it just some blokes hooning around to create some shock and awe
 
I read a little while ago, that whilst the moose test was created in one of the Scandinavian countries, (can't remember which), the people who do these tests also have use of a test track in Spain, and do some of them there.

The test was created because they have real moose, that will stand in the road, often with their backs to you, so you don't get the eyes reflecting. A real world test for that country, but a useful test of the safety systems on any car. ESP is supposed to brake individual wheels to try to keep the vehicle where the driver is pointing it, but physics will have limits. Same car on different tyres will give different results.

Nice to know for any car, that it will swerve around that child without crashing into a garden and killing three others instead.
 
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Vw have been using Bridgestone for years so I’d have thought that the mk7 and the mk8 would have been on similar tyres.

Screenshot_20210217-071344_YouTube.jpg

Screenshot_20210217-071447_Chrome.jpg

Handily they put both the tyre name and size on the start screen so you can see the 7 did the test on higher profile 20mm narrower Michelins..
 
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Handily they put both the tyre name and size on the start screen so you can see the 7 did the test on higher profile 20mm narrower Michelins..

I’m still not in anyway convinced.

The Michelin tyres are energy saving tyres they are designed to have a lower rolling resistance and trade off the grip for fuel economy

I don’t trust the tests in my opinion the test is just being done to generate views and shares and had no standing or scientific basis at all
 

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I’m still not in anyway convinced.

The Michelin tyres are energy saving tyres they are designed to have a lower rolling resistance and trade off the grip for fuel economy

I don’t trust the tests in my opinion the test is just being done to generate views and shares and had no standing or scientific basis at all

As I seem to be starting every post with...fair enough :ROFLMAO:

edit: This bit deleted as cannot find a credible source..

But don't think there's too many Elk in Norfolk.
 
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