Why is my Citroen DS4's speed limit detection not working on all roads?

My Citroen DS4 is equipped with a navigation system that displays the speed limit of the road on which I'm driving, but only on about 5 per cent of roads. Surely it should be possible to achieve this on...

Is it correct to stay in third gear in a 30mph limit?

My wife recently paid to attend a speed awareness course (after getting caught by a speed camera) and the main 'instruction' from the lecturer was to always stay in third gear when in a 30mph zone and...

Why aren't speed limits displayed using a reflective band system?

Speed limits could be posted by reflective bands and a system of one band for 30mph, two for 40mph adopted. Motorists have to have certain standards of eyesight and should be able to observe the bands....

Is there a more efficient way of displaying speed limits?

With reference to the Government’s plans to install extra speed limit signs. I can see the logic as to why this should be thought necessary. My wife and I recently toured an unfamiliar area using ordinary...

Please advise your readers that the speed limit has changed on the A413 near Buckingham.

In the last week or two, a section of the A413 between Buckingham and Maids Moreton has had the speed limit dropped from 40mph to 30mph. There have been no obvious roadside warnings to this effect except...

Did your correspondent really get caught driving at 54mph in a 50mph limit?

I find it hard to believe that your correspondent ES was caught doing 54mph in a 50mph zone, as the leeway guidelines are 10 per cent plus 2mph, i.e. 57mph. I have been driving past a 50mph speed camera...

Why aren't cars fitted with speed limit reminder systems?

Among the myriad of gadgets in modern vehicles, I wonder why there is no "Speed Limit Reminder". As you enter the speed limit you would press the appropriate one of a row of buttons on the steering wheel,...

Obscure law

I am a long-term expat, and recently drove a hired car in England for the first time for a number of years. Not only was there no handbook or even minimal instructions in the unfamiliar car, there was...

Points of view

In the week that Philip Hammond, the Transport Secretary, announced plans to raise the speed limit on motorways to 80mph, I received a Police summons for 80mph on the M4 at. For this offence, I may be...

What do you think of my idea to indicate speed limits by painting the central line on a road?

A couple of years ago, I sent the following suggestion to the Editor of the Daily Telegraph, who promptly ignored it. I still think it has some merit. What do you think? “I see from yesterday's edition...