Author Topic: Road departure warning  (Read 21905 times)

shufty

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Re: Road departure warning
« Reply #15 on: February 08, 2022, 09:41:05 AM »
Just a quicky.
I gather that some of you are not happy with the above.
Hopefully Honda will upgrade it soon for the Jazz, to the HR-V version, as I have found no problem with it at all.
All that happens is that the warning notice pops onto the left dashboard screen telling you it has been activated and sometimes, depending how near the edge of the road I actually am, it gives a very gentle 'twitch' on the steering wheel.
Far more annoying, I find, are the lane departure warning and hands on steering wheel warnings,. First is over sensitive and the second doesn't like you driving one handed!!

...That's already how my RDMS works now.

As for the LKAS it also works fine for me, activates at above 45mph but continues to work back down to 40.
As long as you move the steering wheel occasionally it'll continue to steer for you. It doesn't need 'hands' on the wheel as it's only the slight wheel movement that is detected/required.

It's not a perfect system, I doubt any car has one, but it all works well for me. I do indicate 99% of the time so the RDMS intrusion is minimal, reasonably predictable and minor in activation.

I bought a car with all these features with the intention of using them. I'm not sure of the rationale behind switching off (or not switching them on/using them in the first place) all the features that drew me to the car in the first place.

I had a MK2 before for 145,000 miles and 11 years. I enjoy driving the new Jazz along with all of its new features.
I could've saved some money and bought a different car without these features or maybe an older MK3 but I didn't.

I realize not everyone is happy with their car/features and don't use some of the functions they've paid for, which is a shame as I think it is a pretty darn good overall package. I would alter/tweak a few things but other than that it is spot on :)



Kenneve

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Re: Road departure warning
« Reply #16 on: February 08, 2022, 10:21:10 AM »
I accept that RDMS is probably OK on motorways and similar roads, but on narrow country lanes, I believe it is downright dangerous.
Many times, when pulling close to the verge to miss an approaching car, I've had the RDMS try to steer me into the path of that approaching car, not funny at all!!
We certainly need the option to enable/disable RDMS, as required, by the driver.

culzean

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Re: Road departure warning
« Reply #17 on: February 08, 2022, 11:06:14 AM »
I accept that RDMS is probably OK on motorways and similar roads, but on narrow country lanes, I believe it is downright dangerous.
Many times, when pulling close to the verge to miss an approaching car, I've had the RDMS try to steer me into the path of that approaching car, not funny at all!!
We certainly need the option to enable/disable RDMS, as required, by the driver.

My brother found the same on his Suzuki, also the auto braking was a pain on narrow roads and with hedges and also with parked cars. I wonder why drivers cannot see the white lines for themselves ? One thing is for sure, when white lines not visible to humans the RDMS goes awol anyway, and it also responds to 'anomalies' in the road surface like banding,  which is everywhere.   The best thing my brother found was adaptive cruise control, useful but still not perfect. Apart from ACC everything else is turned off...
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Karoq

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Re: Road departure warning
« Reply #18 on: February 08, 2022, 11:06:55 AM »
Hundreds of years ago SHELL made taking the IAM test compulsory for all company car drivers. I leapt at the chance and was the first person in SHELL UK to pass the test. I went on to be an IAM instructor and to become such we had to be passed to Police class 3 level (no high speed pursuit involved obviously) by the head of the local traffic division. A class one driver, rank of Superintendent.
According to the Police 'Blue Book' of Police driving instructions at the time, one should ALWAYS signal for the 'UNSEEN MAN'.
Interestingly, the Dorset Constabulary 'straight lined' clear corners, whereas the Hampshire lot would always drive 'round' the bends. Dorset thinking was in my mind correct as any time your car is not driving in a straight line, it is less stable. (at hight speed).
The HR-V RDMS can be turned off by pressing the button below, scrolling the left hand roller on the steering wheel and turning off whichever safety function is not required.
I admit I have not tried it as none of the systems bother me. I think the HR-V RDMS must be less violent than that on the MKlV Jazz, judging by some of the comments I have seen.
Dip Mech Eng (automotive)

peteo48

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Re: Road departure warning
« Reply #19 on: February 08, 2022, 11:12:23 AM »
I accept that RDMS is probably OK on motorways and similar roads, but on narrow country lanes, I believe it is downright dangerous.
Many times, when pulling close to the verge to miss an approaching car, I've had the RDMS try to steer me into the path of that approaching car, not funny at all!!
We certainly need the option to enable/disable RDMS, as required, by the driver.

I've had a similar experience. There is a stretch of road near us where the single carriageway widens to 3 lanes at the lights. Necessarily these lanes are narrower than the main carriageway. As I pull into, or rather stay in the left lane (where you can either turn left or go straight ahead the RDMs tries to nudge me back into the centre of the road. The option of indicating is not a valid procedure because I am going straight on.

This is why I, now, routinely, turn it off. That's a bigger faff than it should be as well. I press the button by my right knee and it then takes ages for the relevant screen to come up so you can use the little knurled wheel to turn it off and then the home button to return to your chosen display. I often think I might be causing more danger by waiting for the right screen to come up, I am distracted.

It should be easier to turn off. To say I hate RDMS is an understatement. I just can't see that it is, in any meaningful sense of the word, a safety feature.

Kenneve

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Re: Road departure warning
« Reply #20 on: February 08, 2022, 11:22:18 AM »
I accept that RDMS is probably OK on motorways and similar roads, but on narrow country lanes, I believe it is downright dangerous.
Many times, when pulling close to the verge to miss an approaching car, I've had the RDMS try to steer me into the path of that approaching car, not funny at all!!
We certainly need the option to enable/disable RDMS, as required, by the driver.

To the guys who think RDMS is acceptable, one question.
Do you ever drive on narrow country roads????

shufty

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Re: Road departure warning
« Reply #21 on: February 08, 2022, 11:34:05 AM »
...In Derbyshire, yes.

If the road is that narrow I will be travelling pretty slow at the time that I would be moving to the verge and the RDMS isn't going to kick in at such a low pace.
At higher speeds I haven't been thrown into the path of anything with such force that It wasn't easy to correct.

Lord Voltermore

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Re: Road departure warning
« Reply #22 on: February 08, 2022, 12:10:50 PM »
I accept that RDMS is probably OK on motorways and similar roads, but on narrow country lanes, I believe it is downright dangerous.
Many times, when pulling close to the verge to miss an approaching car, I've had the RDMS try to steer me into the path of that approaching car, not funny at all!!
We certainly need the option to enable/disable RDMS, as required, by the driver.

To the guys who think RDMS is acceptable, one question.
Do you ever drive on narrow country roads????
I really think you must have sensitivity settings higher  than mine.  Mine occasionally twitches unexpectedly for things like shiney joins in the road or an oncoming vehicles and  sometimes the proximity to the edge of the road in certain circumstances .But I've often driven down  narrow and single track roads with nothing activating .     And when it does twitch, or give visual and audible warnings  its never been a big deal, or thrown me  uncontrollably off course.  I simply use  proactive action such as a slight movement of the steering  to indicate that "'yes I do know what I am doing, but thank you for asking

   And as others have found  it can get less over time, suggesting that maybe you are adapting your speeds and positioning for the better. Its worth persevering.

It can help if your passenger is aware that the occasional  warning light and beep is not a sign of your inattention or incompetence  (except when it is)
« Last Edit: February 08, 2022, 12:26:29 PM by Lord Voltermore »
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Kremmen

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Re: Road departure warning
« Reply #23 on: February 08, 2022, 12:43:00 PM »
Each to their own I suppose.

In my case I know exactly where I am in relation to the road and other vehicles and I'd rather RDMS didn't pseudo criticise my driving.
Let's be careful out there !

Lord Voltermore

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Re: Road departure warning
« Reply #24 on: February 08, 2022, 01:03:31 PM »
Each to their own I suppose.

In my case I know exactly where I am in relation to the road and other vehicles and I'd rather RDMS didn't pseudo criticise my driving.
each to their own as you say.   "the computer says no"  ;D .

 I concede that most drivers are unlikely to ever  need it to intervene.  .  But just maybe ...  .  I'm happy enough with it on my current settings to leave a safety measure running , however unlikely it is that I will need it. Maybe if it had nice lady voice control making gentle but respectful  suggestions? :-*

I think I said before I once has a silly  thought when driving my old Yaris that the RDMS was well controlled.  Of course it is, there isnt any. It will never do anything to  stop me driving into a ditch. 
« Last Edit: February 08, 2022, 01:07:25 PM by Lord Voltermore »
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shufty

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Re: Road departure warning
« Reply #25 on: February 08, 2022, 01:13:09 PM »
...It relates back to whether we are all describing/experiencing the same thing. It's still hard to judge what one person calls a severe 'grab' of the wheel and another may say was a slight vibration that was barely noticeable.

If that's the case then the conversation may well be as fruitless as Tomato, Tomato :D
On the other hand we may well actually have different strengths connected to the same settings, in this case relating to RDMS.

I know that my closest setting on ACC is way nearer than Kremmen's which may indicate not all our cars are equal!

Neil Ives

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Re: Road departure warning
« Reply #26 on: February 08, 2022, 01:37:37 PM »
"Give a signal whenever it could benefit other road users."
That is my understanding. I must add pedestrians to the list of people who need to know what you are about to do
Neil Ives

Neil Ives

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Re: Road departure warning
« Reply #27 on: February 08, 2022, 01:39:20 PM »
I mostly indicate when crossing the white line, more so since I got this car.
Neil Ives

Kremmen

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Re: Road departure warning
« Reply #28 on: February 08, 2022, 01:46:52 PM »
At the end of the day we all decide whether RDMS is on or off and nobody is 'right', personal preference.
Let's be careful out there !

culzean

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Re: Road departure warning
« Reply #29 on: February 08, 2022, 02:02:53 PM »
I think I said before I once has a silly  thought when driving my old Yaris that the RDMS was well controlled.  Of course it is, there isnt any. It will never do anything to  stop me driving into a ditch.

VSA ( vehicle stability assist ) may stop you driving into a ditch if road conditions too bad for speed you are going and car starts to skid,  the VSA looks at position of steering wheels relative to accelerometers saying which way car is actually moving and selectively applies brakes to straighten up the car)  but RDMS ? Nah-- when the car is traveling sideways it can beep all it wants and rattle the steering till the cows come home, you will still end up in the ditch.  And LKS,  good  luck with finding decent lane markings on most rural roads... especially around by us. What is really needed is a pothole avoidance system, to save me spending more time inspecting the road surface than is healthy when driving.
Some people will only consider you an expert if they agree with your point of view or advice,  when you give them advice they don't like they consider you an idiot

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