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DMPerth
21st July 2014, 08:59 PM
Hi All,

I am taking my Discovery 4 overseas touring and want to have the speedo changed from KM to Miles. Currently I can choose either option in the computer menu but only for the trip computer, not the Speedo. If an overseas dealer can change this, is it a simple case of a plug in and change as I want to (obviously) avoid changing the dash fascia over etc.... Thanks.

LandyAndy
21st July 2014, 09:04 PM
Welcome aboard.
This post will get shifted to the D3/D4 area,more chance of an answer there.
ENJOY
Andrew

p38arover
21st July 2014, 09:18 PM
How many countries still use MPH? Won't most countries through which you will travel have the metric system?

It really is easy to just use km/h. There are only a few speeds you have to remember.

tiddy
21st July 2014, 09:46 PM
Hi All,

I am taking my Discovery 4 overseas touring and want to have the speedo changed from KM to Miles. Currently I can choose either option in the computer menu but only for the trip computer, not the Speedo. If an overseas dealer can change this, is it a simple case of a plug in and change as I want to (obviously) avoid changing the dash fascia over etc.... Thanks.

Depending on where you're going, leave it the way it is. Europe is metric, the UK isn't & the US isn't either...so where are you going?

DiscoDB
21st July 2014, 09:59 PM
Get a smart phone with GPS, a windscreen mount, and then download a Speedo app, and you can change between MPH and KPH as required.

Sounds like you are planning a great trip.

Bytemrk
21st July 2014, 09:59 PM
When I look on Topix at the build details of my car, it specifies "KPH SPEEDOMETER"... so I suspect its not a simple dealer change.

unseenone
22nd July 2014, 01:11 AM
Where you heading?

The US is MPH Still. The Speedometer on my D3 has both on it. Maybe there is an option like that for your D4? Overall it should not be too complicated as speeds here are fairly standard with a few exceptions. Small communities and town are 30-35MPH, Highways generally run 45-55 and interstates generally run 60-65. Texas is the home to the fastest road in the nation, 85MPH, which is too fast for many of the junk vehicles that drive on it, which can make it dangerous.


https://www.aulro.com/afvb/images/imported/2014/07/362.jpg

The Part number, I think for the LR4 MPH Speedo cluster is LR027891

An ebay US link with a picture of the unit.

Maelgwn
22nd July 2014, 01:38 AM
I've seen obd 2 head up speedometers on eBay as well - might work for you?

O and I think relying on a conversion chart or memory of speed limits is too hard. In the US you may see any speed limit in 5 mph increments from 25 to 80 mph. You already have enough to think about driving and navigating in a different country ( possibly on the other side of the road).

clubagreenie
22nd July 2014, 11:39 AM
JUst divide by 8 and multiply by 5.

101RRS
22nd July 2014, 11:42 AM
JUst divide by 8 and multiply by 5.

Or put some thin coloured tape on the speedo to indicate key speeds.

Redback
22nd July 2014, 11:59 AM
Given that the UK is now metric, I would imagine they will be changing their speed signs to metric in the near future, just like we did all those years ago:)

Baz.

Graeme
22nd July 2014, 01:12 PM
The digital speed display at the bottom centre appears to have the option of kph or mph. If a dealer's equipment isn't able to change it then other equipment (eg Autologic) may. My Faultmate tool indicates it can although I haven't tried it.

bbyer
22nd July 2014, 02:16 PM
I do not think I would worry too much about the speedometer numbers but the steering wheel, now that is more interesting.

Actually the real problem is not where the steering is but one looking the wrong direction first when at an intersection - that can be real exciting.

I got my tuneup in Brisbane a few years back - poking out of a side street onto a quiet main road and first glancing left when I should have looked right - real educational.

p38arover
22nd July 2014, 02:25 PM
For those of us who grew up with Imperial and went through the changeover to the Metric System, this is easy.

Print this out (from the UK Metric Association):

https://www.aulro.com/afvb/images/imported/2014/07/352.jpg

p38arover
22nd July 2014, 02:34 PM
Given that the UK is now metric, I would imagine they will be changing their speed signs to metric in the near future, just like we did all those years ago:)

From Wikipedia:


As of 2014, road signs in the UK have not been metricated, and there are no plans to metricate them.

As for the countries still using mph (and how many of these will the OP be touring?):


These include roads in the United Kingdom,[1] the United States,[2] and UK and US territories; American Samoa,[3] the Bahamas,[4] Belize,[5] British Virgin Islands,[6] the Cayman Islands,[7] Dominica,[8] the Falkland Islands,[9] Grenada,[10] Guam,[11] Burma,[12] The N. Mariana Islands,[13] Samoa,[14] St. Lucia,[15] St. Vincent & The Grenadines,[16] St. Helena,[17] St. Kitts & Nevis,[18] Turks & Caicos Islands,[19] the U.S. Virgin Islands,[20][21] Antigua & Barbuda (although km are used for distance),[22] and Puerto Rico (same as former).[22]

tiddy
22nd July 2014, 09:55 PM
Interesting how there have been a lot of replies so far, but no response from the OP, we still don't know where he's going..lol

Redback
23rd July 2014, 06:53 AM
From Wikipedia:



As for the countries still using mph (and how many of these will the OP be touring?):

The chances of him going to all those Islands Ron, would be slim, sure would make for an expensive trip:p

99% of the world uses KPH, why would you go MPH:confused:

p38arover
23rd July 2014, 07:22 AM
Exactly, Baz.

The lack of metric signs in the UK has caused problems with the influx of Euro trucks. Most bridge strikes are from Euro trucks where the driver doesn't understand clearance heights given in feet.