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Andy131



Member Since: 09 Dec 2009
Location: Manchester
Posts: 2182

United Kingdom 

What about reversing sensors - when they first came out I thought they would never catch on.
Then We bought our first car with them fitted (£250 for sensors or £500 for a new rear bumper sprayed the right colour and fitted - no brainer). Would you realistically now buy a car without them, unless of course you have the old fashioned reversing "sensor", commonly known as a tow-bar.
Some stuff just makes life easier, there is little fun in parking, even less fun in getting back out if someone has closed up the gap in your absence. Tangiers Orange - gone, missing her
Replaced by Ewok what a mistake - now a happy Disco Sport owner

Post #345992 27th Mar 2018 4:22 pm
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rnlisg



Member Since: 10 Oct 2016
Location: romney marsh kent
Posts: 400

England 2013 Freelander 2 SD4 HSE Auto Santorini Black

agree ,but surely these are "aid,s" they are not in total control of the car.and yes I have them factory fitted front and rear,i used to own a car with an 8"rev camera but I still mainly relied on the mirrors,also have the big metal reversing aid sticking out of the back.a mate had a new corsa run into the back of his freelander at around slow walking pace,the mess was incredible the towbar took the clonk,all it did was knock the plastic ball cover off.he had no damage,the corsa was recovered on a truck Shocked
yes they do make life easier but they should not be able to take total control of any vehicle.
perhaps in years to come when your driving test comes up just send the car on its own to take it for you. Mr. Green gone
P38 v8 auto no problems,great howle from exhausts when giving it welly
Td5 auto head gasket,no5 pot not uncommon but good car.
1st Tdv6s manual epb problem fixed under warranty(stealer said"never heard of this before,i suggested he looked at d3 forum.
2nd Tdv6 se auto epb
3rd Tdv6 xs auto 2008,swmbo,s favourite.

Post #346003 27th Mar 2018 5:45 pm
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RogB



Member Since: 16 Dec 2014
Location: Mansfield
Posts: 3880

England 2013 Freelander 2 SD4 HSE Lux Auto Santorini Black

totally agree with you there rnlisg.
parking sensors, reverse camera, self parking, blind spot monitoring, lane departure, self driving...........etc etc etc.... they are all either AIDS to driving or TOYS, not a replacement for driving skills etc.

unfortunately too many people now rely totally on these and when they reverse into someone/something its ''oh sorry my sensors didn't beep to tell me'' or ''my blind spot monitoring didn't beep to tell me there was a car there''.

at the moment self driving cars are NOT a viable option as the accident in America has just proven...... but they will be with us eventually Big Cry

Post #346034 28th Mar 2018 6:40 am
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rnlisg



Member Since: 10 Oct 2016
Location: romney marsh kent
Posts: 400

England 2013 Freelander 2 SD4 HSE Auto Santorini Black

ref the incident in America,how are they going to sort that one out?,the lawyers will have a field day.who will they hold accountable,the car manufacturer,whoever that is,or the company who made the part that failed,the people who passed it as safe to be driven on the highway,the possibilitys are endless.what ever they do they cant blame the "driver"as the car did not have one.
what a mess. gone
P38 v8 auto no problems,great howle from exhausts when giving it welly
Td5 auto head gasket,no5 pot not uncommon but good car.
1st Tdv6s manual epb problem fixed under warranty(stealer said"never heard of this before,i suggested he looked at d3 forum.
2nd Tdv6 se auto epb
3rd Tdv6 xs auto 2008,swmbo,s favourite.

Post #346037 28th Mar 2018 8:30 am
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Andy131



Member Since: 09 Dec 2009
Location: Manchester
Posts: 2182

United Kingdom 

I blame the guy that programmed it

Every manual that I have read will always state that the sensors are an aid, that not all eventualities can be foreseen and that the driver is ultimately responsible, - granted I haven't had a car /read a manual for a car that parks itself.

The programmers knew the software couldn't forsee all eventualities, you can't program for an eventuality that you are unaware of, so the software was always going to fail. At that point you have to rely on insurance, and lawyers.

Look at large passenger aircraft, they can fly themselves, but they must have at least two pilots (and another guy?), purely because the builders don't believe the all eventualities can be written into the code, and that sensors/pumps/actuators will fail, and that redundant backups fail as well.
The advantage with aircraft is that at 30,000ft you have time to react to danger, at ground level, in traffic, seconds kill. Tangiers Orange - gone, missing her
Replaced by Ewok what a mistake - now a happy Disco Sport owner

Post #346076 28th Mar 2018 5:12 pm
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rnlisg



Member Since: 10 Oct 2016
Location: romney marsh kent
Posts: 400

England 2013 Freelander 2 SD4 HSE Auto Santorini Black

Some very sober observations Andy,it's a pity the manufacturers seem to choose to ignore the facts ,and carry on regardless and build things with known possibility of serious errors. gone
P38 v8 auto no problems,great howle from exhausts when giving it welly
Td5 auto head gasket,no5 pot not uncommon but good car.
1st Tdv6s manual epb problem fixed under warranty(stealer said"never heard of this before,i suggested he looked at d3 forum.
2nd Tdv6 se auto epb
3rd Tdv6 xs auto 2008,swmbo,s favourite.

Post #346081 28th Mar 2018 7:13 pm
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Yorky Bob



Member Since: 28 Apr 2015
Location: Yorkshire
Posts: 4561

United Kingdom 2013 Freelander 2 TD4 GS Manual Firenze Red

Yes getting the code right is quite important Shocked

https://blog.ucsusa.org/david-wright/the-moon-and-nuclear-war-904 FL2 MY10 TD4 GS traded in at 2 years
FL2 MY13 TD4 GS Current

Post #346087 28th Mar 2018 8:25 pm
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IanMetro



Member Since: 11 Sep 2017
Location: Somerset BS21
Posts: 3119

United Kingdom 2014 Freelander 2 SD4 Metropolis LE Auto Fuji White

https://www.theguardian.com/world/2017/sep...es-aged-77

I always remember this event when I am told that human beings are being taken out of the decision loop because their reactions are too slow compared with computers.

If you hand over full control to a computer, expect unintentional consequences, not unexpected actions.

This is for new autonomous cars, as for the older ones, in addition to the old wiring and connections giving problems, think about the old 'patched up' software which may give different answers than when first designed and written.

How will we deal with intermitent faults, people will still 'drive' and hope for the best. Just look at the people driving now with dodgy tyres, or brakes, or lights, etc, etc. FL2 XS SD4 Auto 2010 2012-2017 (21k - 91k miles) (MY2011)
FL2 Metropolis SD4 Auto 2014 2017- (16k - 77k+ miles) (MY2015)
Metro in its 11th Year of (Extended) LR Warranty / Full LR Service History
(Expensive, but Trouble/Worry free - hopefully?)

Post #346089 28th Mar 2018 8:47 pm
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Dartman the one



Member Since: 04 Apr 2013
Location: Seville, Spain
Posts: 1684

England 

Reference the US incident, I am surprised that so many say she came out of nowhere, the woman with the cycle crossed at least two lanes without a problem and seemed to almost make the last lane before being hit by the cars near side ( they are in the States and they do drive on the other side to us) The so called safety driver was looking down not at the road, the video also seemed to be of low quality for night vision but that may be the playback for that camera and possibly not one of the sensors, I thought the avoidance system used a combination of infra-red, sonar/doppler radar video, one of them should have pi cked either her or the cycle and activated the avoidance system. Forget the safety driver, she seemed bored and disinterested and on an fairly clear road at night perhaps was getting ready for bed, if not physically but in the mind. my PC is slightly to the right of Genghis
2012 HSE SD4 In Orkney Grey now gone, best car ever.


Last edited by Dartman the one on 29th Mar 2018 9:31 am. Edited 1 time in total

Post #346101 29th Mar 2018 4:23 am
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IanMetro



Member Since: 11 Sep 2017
Location: Somerset BS21
Posts: 3119

United Kingdom 2014 Freelander 2 SD4 Metropolis LE Auto Fuji White

From the evidence here I would say that the car should have picked up the woman crossing in front of the car.
Even if you can't see her in the dipped headlights, the anti collision radar should have picked her up.

https://www.theguardian.com/technology/201...in-arizona

The computer should be calculating expected tracks of all objects and taking the necessary avoiding action.

It looks to me like a definate system failure. FL2 XS SD4 Auto 2010 2012-2017 (21k - 91k miles) (MY2011)
FL2 Metropolis SD4 Auto 2014 2017- (16k - 77k+ miles) (MY2015)
Metro in its 11th Year of (Extended) LR Warranty / Full LR Service History
(Expensive, but Trouble/Worry free - hopefully?)

Post #346114 29th Mar 2018 9:02 am
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dondiddy



Member Since: 16 Apr 2017
Location: Hamilton
Posts: 753

United Kingdom 2012 Freelander 2 TD4 HSE Manual Firenze Red

That crash and the poor woman`s death creates quite a dilemma I think. If the car was being driven by a human driver and had been an "ordinary" car would there still have been an accident? Personally and admittedly based on a very narrow line of vision given by the video I think that she would still have been hit even if the driver had been driving the car and not the computer. Sad outcome whatever your views are.

Post #346121 29th Mar 2018 9:42 am
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Dartman the one



Member Since: 04 Apr 2013
Location: Seville, Spain
Posts: 1684

England 

I suspect the human vision would have been greater than the camera due to the camera being stopped down so as not to cause white out as it enters the street lights, thus the street lights are shown as individual pools of light rather than graduating intensities as we normally see on streets, witnesses have said it is a well lit street, the video contradicts that but does not show the true lighting. my PC is slightly to the right of Genghis
2012 HSE SD4 In Orkney Grey now gone, best car ever.

Post #346137 29th Mar 2018 2:30 pm
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IanMetro



Member Since: 11 Sep 2017
Location: Somerset BS21
Posts: 3119

United Kingdom 2014 Freelander 2 SD4 Metropolis LE Auto Fuji White

There are many articles on the sensors used by these self driving vehicles.

https://www.mouser.co.uk/applications/auto...rformance/

It's a bit more complicated than looking at just what we would see.

It looks quite interesting. FL2 XS SD4 Auto 2010 2012-2017 (21k - 91k miles) (MY2011)
FL2 Metropolis SD4 Auto 2014 2017- (16k - 77k+ miles) (MY2015)
Metro in its 11th Year of (Extended) LR Warranty / Full LR Service History
(Expensive, but Trouble/Worry free - hopefully?)

Post #346163 29th Mar 2018 6:59 pm
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Largered



Member Since: 10 Jul 2016
Location: UK
Posts: 1978

Watch BBC 'Click' for a view on a company called WayMo, who work with JLR, using an iPace Jag.

Post #346199 30th Mar 2018 11:59 am
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