UK & Ireland S2000 Community Discussions related to the S2000, its ownership and enthusiasm for it in the UK and Ireland. Including FAQs, and technical questions.

ABS

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Old Jun 29, 2008 | 01:21 PM
  #31  
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Originally Posted by Hypersonik,Jun 29 2008, 10:15 PM
6.3kg/mm springs all round.

Non adjustable damping which suits me fine

Probably be on the soft side for track work, but should be perfect for the road.

Heard much praise about them, but proof of the pudding is in the eating.

Decided to go with some replacement blank discs and Ferodo D2S2500 pads and see how the go for brakes
Thanks for the info, I will keep an eye on your tread for when you report back.

I was looking at the buddyclub coilovers as they seem well priced, but I haven't heard of anyone using them
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Old Jun 30, 2008 | 12:34 AM
  #32  
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Originally Posted by Hypersonik,Jun 29 2008, 10:39 AM
Well, it did
Your incorect tho ABS only locks on lose ground ie wet leaves, ice etc but below 15-20Mph It is actually more affective not to have ABS in the above conditions.

Ron

I would suggest you have a fault, ABS does no lock excluding the above. The sarcastic coment in reference to your HID may not be as unfounded as you think.
If you know how ABS works (Simple Version - sensor picks up the mark space, from each corner this is cleaned into a square wave, if the wave stops ie stays high or low the wheel must be locked) Noise on there will make the wheel think its moving when in fact is not. Now I'm not saying this is your problem at all but it is in within the relms on possability.

Personally I would get in there with a scope and just check the waves as a starting point.
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Old Jun 30, 2008 | 12:51 AM
  #33  
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Originally Posted by MC_BLADE,Jun 30 2008, 08:34 AM
Your incorect tho ABS only locks on lose ground ie wet leaves, ice etc but below 15-20Mph It is actually more affective not to have ABS in the above conditions.

Ron

I would suggest you have a fault, ABS does no lock excluding the above. The sarcastic coment in reference to your HID may not be as unfounded as you think.
I would be inclined to agree that dodgy electronics may be the cause.

However, since my full beam wasn't on at the time, I fail to see how it could have anything to do with it.

Now if you are going electronics route, maybe it had more to do with the poor earth on my amplifier?

But from what I can gather the ABS computer is a computer programmed to deal with a set of variables. As such when conditions occur outside its defined parameters it can easily get confused - after all, it's a computer
If the unit had the ability to incorporate other factors instead of just looking at the roatation of the hub, i'm sure it would have done a better job.
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Old Jun 30, 2008 | 07:08 AM
  #34  
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Originally Posted by Hypersonik,Jun 30 2008, 08:51 AM
As such when conditions occur outside its defined parameters it can easily get confused - after all, it's a computer
Thats the point ron it simply cant get confused, its a square wave its either moving or not, so you would think the precessors goosed (which i doubt) or noise in the system. I think your right, most likely a bad earth somwhere.

If you have access to a scope, see if you get any spikes when the sub kicks !

Hope you get it fixed, think the fuse would be out on mine TBH, until its sorted, dont like the idea my brakes could do unexpected things.

Mat
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Old Jul 1, 2008 | 01:07 PM
  #35  
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Ron, just slam on in the dry at about 60, that'll tell you whether your ABS is working or not!

What discs are you getting as well? OEM ones?
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Old Jul 1, 2008 | 03:47 PM
  #36  
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A sensor fault on one wheel will trip the ABS at the slightest hint of brake pressure. Just get it to any equipped garage and they'll soon tell you which one is playing up.

I kid you not, the interference issue MAY be very real, the gent above is quite right and my comments were not actually sarcastic (rare for me, but true)

Quite how the hell you can tell exactly which pair of ABS channels were pulsing I have no idea

Are you YODA?
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Old Jul 1, 2008 | 04:03 PM
  #37  
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Originally Posted by JD_S2k,Jun 29 2008, 01:21 PM
Thanks for the info, I will keep an eye on your tread for when you report back.

I was looking at the buddyclub coilovers as they seem well priced, but I haven't heard of anyone using them


N+ dampers over here, very well put together kit and dampning goes from nice and comfy to rock hard and too bouncy so my car stays at the softest setting (feels just like OEM suspension) just a lot lower I have had them for about 3 months now and have done about 1200 miles on them, no problems to report.
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Old Jul 2, 2008 | 12:10 AM
  #38  
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Originally Posted by m1bjr,Jul 1 2008, 11:47 PM
Quite how the hell you can tell exactly which pair of ABS channels were pulsing I have no idea

Are you YODA?
Oscilloscope, you can see the Waves.
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Old Jul 2, 2008 | 12:58 AM
  #39  
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Originally Posted by MC_BLADE,Jun 30 2008, 03:08 PM
Thats the point ron it simply cant get confused, its a square wave its either moving or not


Computers EASILY get confused. As you said, it's just boolean - on/off. However, They are programed by people, and at best, confused people

I've driven 200 miles since and all is well on the ABS front. Checked out the positioning too and it is within the 1mm spec easily

I think that the earthing on my car is not to the best anyway. I spent 2 hours rewiring my amp the other day to run the power wire down the transmission tunnel, double the earth wire thickness and make it all look pretty

Interference has been reduced, but it's still there

Might have to look like a gimp and invest in an earth/condensing kit.
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Old Jul 2, 2008 | 04:15 AM
  #40  
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Amp = heavy
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