IAM Teat & Automatics.

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Discussion

markys

Original Poster:

612 posts

263 months

Thursday 10th January 2013
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I have started to embark on passing my IAM car test, last year I passed my motorcycle test. I started out practicing using my manual Subaru Impreza but its just not that smooth and have since also purchased a Mercedes E320 estate which is so smooth and better suited to the test. My question is the Merc has more toys like cruise, speed limiter, electronic hand brake, paddle shift, automatic lights, wipers ect. How do these fit into the test and should they be used, also should the manual hand brake be used when stopped at traffic light ect instead of the electronic version. Thanks in advance.

shoestring7

6,139 posts

252 months

Thursday 10th January 2013
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Ahhh; 'Test'.

I was wondering there.

SS7

Roadru77er

473 posts

201 months

Thursday 10th January 2013
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I think as long as you use your driver aids correctly there's no problem. Might be something else to fill in your commentary biggrin

Roadru77er

473 posts

201 months

Thursday 10th January 2013
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ideaTalk to an observer

johnao

672 posts

249 months

Thursday 10th January 2013
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Probably not a good idea to use speed limiter and/or cruise control on test. The examiners are tasked with seeing if you can drive up to the speed limit, if safe to do so, and are able to maintain that speed. If you are using cruise control or speed limiter it's more difficult for the examiner to make that assessment as the car is effectively doing the job for you. It might cause the examiner to wonder why you need those particular aids.

The other aids you mentioned are all fine for the test.

R0G

4,997 posts

161 months

Thursday 10th January 2013
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All available controls are expected to be used if apropriate to the circumstances at the time

carreauchompeur

17,973 posts

210 months

Thursday 10th January 2013
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How does the IAM feel about setting the cruise control at a suitably athletic speed on a favourite twisty road and using it as a fun driving challenge?

R0G

4,997 posts

161 months

Thursday 10th January 2013
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carreauchompeur said:
How does the IAM feel about setting the cruise control at a suitably athletic speed on a favourite twisty road and using it as a fun driving challenge?
As long as safety is not compromised and all possible safe progress is made then no probs

johnao

672 posts

249 months

Thursday 10th January 2013
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carreauchompeur said:
How does the IAM feel about setting the cruise control at a suitably athletic speed on a favourite twisty road and using it as a fun driving challenge?
On a favourite twisty road, or any twisty road for that matter, how do you apply that subtle on/off acceleration sense when approaching/transitioning those twisty bends, if you have cruise control switched on?

Ooops, sorry, I now realise you were just suggesting that we wind-up the examiner on our test!clap

trashbat

6,008 posts

159 months

Monday 14th January 2013
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I don't have a speed limiter, but I like using cruise control in e.g. straight sections of 30, as it means I can concentrate on hazards instead of watching my speed.

I asked observers about this, and the reaction was mixed. Some approved in a general sense (as it means you can cover the brakes) but almost all said you shouldn't do it on test, because you should be demonstrably able to control your speed without such driver aids.

R0G

4,997 posts

161 months

Monday 14th January 2013
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trashbat said:
I don't have a speed limiter, but I like using cruise control in e.g. straight sections of 30, as it means I can concentrate on hazards instead of watching my speed.

I asked observers about this, and the reaction was mixed. Some approved in a general sense (as it means you can cover the brakes) but almost all said you shouldn't do it on test, because you should be demonstrably able to control your speed without such driver aids.
The problem especially in the 30s is that loads of braking gets done instead of using lightly applied accelerator control

Using brakes a lot when not necessary is regarded in all AD groups as not a sign of a good driver as it compromises smooth control

trashbat

6,008 posts

159 months

Monday 14th January 2013
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R0G said:
The problem especially in the 30s is that loads of braking gets done instead of using lightly applied accelerator control

Using brakes a lot when not necessary is regarded in all AD groups as not a sign of a good driver as it compromises smooth control
Context is everything here.

Here is a good example of where I use it: https://maps.google.com/maps?q=a272&hl=en&...

R0G

4,997 posts

161 months

Monday 14th January 2013
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trashbat said:
R0G said:
The problem especially in the 30s is that loads of braking gets done instead of using lightly applied accelerator control

Using brakes a lot when not necessary is regarded in all AD groups as not a sign of a good driver as it compromises smooth control
Context is everything here.

Here is a good example of where I use it: https://maps.google.com/maps?q=a272&hl=en&...
Got one like that near me where there are so few hazards in a 30 that I use 4th gear instead of the more flexible 3rd

Those are rare cases though - most 30s need flexibility

waremark

3,250 posts

219 months

Monday 14th January 2013
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markys said:
I have started to embark on passing my IAM car test, last year I passed my motorcycle test. I started out practicing using my manual Subaru Impreza but its just not that smooth and have since also purchased a Mercedes E320 estate which is so smooth and better suited to the test. My question is the Merc has more toys like cruise, speed limiter, electronic hand brake, paddle shift, automatic lights, wipers ect. How do these fit into the test and should they be used, also should the manual hand brake be used when stopped at traffic light ect instead of the electronic version. Thanks in advance.
I wonder why you think the Merc is more suitable for the test than the Impreza? In general, I would suggest that the Impreza is the more suitable car for the test in that it allows you to demonstrate more skills.

So far as use of either the cruise control or the speed limiter is concerned - the examiner could well be impressed by demonstrating a good understanding of the features of the car. On an advanced test I once commented: 'If I was not on test, in this situation I would use the cruise control'. The examiner replied: 'By all means use the features of the car'. But if you do use either, make sure you do so well, not compromising the spacing between your car and others, applying it and cancelling it smoothly, and perhaps taking advantage of the opportunity to have your right foot hover over the brake pedal.

So far as the brakes are concerned, if you are talking about the Mercedes brake hold feature, I certainly suggest that you take advantage of that, but demonstrate by your comments that you understand the issues, mentioning for example that the brake lights continue to show to drivers behind, but that in daylight this should not dazzle. If your Mercedes has a foot applied parking brake released with your right hand, in my opinion such systems are not designed for short stops (and it is annoying that they cannot be applied and released silently).

No reason not to leave the lights and wipers on auto, only overriding if you are not happy with what the automatic systems does.

DiscoDan

7 posts

144 months

Saturday 19th January 2013
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trashbat said:
I don't have a speed limiter, but I like using cruise control in e.g. straight sections of 30, as it means I can concentrate on hazards instead of watching my speed.

I asked observers about this, and the reaction was mixed. Some approved in a general sense (as it means you can cover the brakes) but almost all said you shouldn't do it on test, because you should be demonstrably able to control your speed without such driver aids.
I was told by my Observer that this was the right thing to do- rather than constantly checking the speedo you can scan ahead and look for potential hazards. I used cruise control in my test and was told I had 'accurately utilised appropriate driving aids'

GlasgowJoe

5 posts

147 months

Tuesday 29th January 2013
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It shouldn't really matter what car you do your IAM test in. After all, it is YOU as the driver who is being examined, and not the car.

At a recent IAM meeting, the Chief Observer mentioned that examiners are now keen to see that you can demonstrate using the 'extra equipment' fitted to your car, providing it is appropriate to do so. You may not feel the need to use cruise control or the speed limiter, however examiners are now beginning to expect the associate taking the test to show that they are able and confident in using the extra driver aids, as fitted to many modern cars.

And on that note, best of luck with the test, whichever car you choose to use!

markys

Original Poster:

612 posts

263 months

Wednesday 30th January 2013
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Thank you all for the constructive comments, I hope to plan a couple more observed drive and then sort my test.

Frix

678 posts

197 months

Wednesday 30th January 2013
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Are you more concerned about having a tick in the box for the test or actually becoming a better driver? It takes practice. If the Impreza is not "smooth" there may be things you need to work on.

Mr Grayson

159 posts

181 months

Wednesday 6th February 2013
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Learn to drive the Scoob smoothly - much more satisfying to have mastered something than to choose a tool that flatters you.

Good luck!

AER

1,142 posts

276 months

Friday 8th February 2013
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Why do people need to watch their speed? With enough familiarity with the car, I hear my speed mostly, with only a very occasional glance at the speedometer. On a long cruise, I can hold the speed limit +/- 1mph without continued reference to the speedo, even in hilly country.

A