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ABS switch

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Old Feb 4, 2012 | 08:58 PM
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Miller_x's Avatar
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ABS switch

Has anyone put in an abs switch to turn the system on and off. I know a lot of track and autocrossers will just pull the abs fuse. But what about just fuse tapping and adding a cockpit switch?
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Old Feb 5, 2012 | 01:49 PM
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Won't work on an X. The abs wheel sensors are used for the awd system.
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Old Feb 5, 2012 | 02:52 PM
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Even if you could disable the ABS on an X, why would you? If it were some cruddy 2- or 3-channel reactive-style ABS, as on a DSM, then, OK, maybe get rid of it, but the ABS on an X is fantastic.
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Old Feb 5, 2012 | 09:45 PM
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Originally Posted by Subi.convert
Won't work on an X. The abs wheel sensors are used for the awd system.
Yeah had a feeling that was the case.



Originally Posted by Iowa999
Even if you could disable the ABS on an X, why would you? If it were some cruddy 2- or 3-channel reactive-style ABS, as on a DSM, then, OK, maybe get rid of it, but the ABS on an X is fantastic.

Threshold braking would be the reason. ABS was made to stop planes They put it in cars for monkeys to stomp a pedal and keep the wheel turning with out lock up. But fair enough the X is a marvel of technology. I suppose if I get lock up feed back Im not doing my job as a driver.
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Old Feb 6, 2012 | 03:52 AM
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get better tires and you abs problem solved as long as you stay on pavement.
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Old Feb 6, 2012 | 06:56 AM
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Originally Posted by Miller_x
Threshold braking would be the reason. ABS was made to stop planes They put it in cars for monkeys to stomp a pedal and keep the wheel turning with out lock up. But fair enough the X is a marvel of technology. I suppose if I get lock up feed back Im not doing my job as a driver.
Again, that's a valid criticism of reactive ABS, but Evo Xs have predictive ABS, so the criticism doesn't apply here. Predictive ABS (which Mitsu calls "Sport ABS") uses the accelerometers to predict which wheel will lock up first and reduces brake-line pressure to that wheel in advance. It does something that would only be possible on your own if you either had four pedals or three bias adjusters that you could play with while braking.

Best example of where predictive ABS rocks: trail-braking. As you turn in, while still on the brakes, you risk locking up one or both inside tires as the weight shifts to the outside. Without ABS, you have to brake less as you turn in or switch to going wide at entry if you missed the braking point. With predictive ABS you can continue to brake hard as you turn in since the system decreases the pressure to the inside wheels as the weight shifts.
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Old Feb 7, 2012 | 05:36 AM
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I prefer no abs. All the test are still prove there is no really oem system match with a driver imput. Easy understandable ecamples are the slalom test. Just look them up. The abs is part of the evo sawc system and really changed the whole out come hence abs is still lacking the real race world match up to the driver brain. Speed is not everything.
but definietly you can go around issues like that with dedicated tires.
In tarmac you see less draw backs with abs as you to slippery surface like snow. I mean less obvious . For racing i would defenietly prefer non abs set up if that is applicable. Sadly this case is not or will cost arms and legs.
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Old Feb 7, 2012 | 07:52 AM
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Maybe this is related, but it's important to note that the Sport ABS system uses a fixed set of parameters; most of all, it does not change when you switch the S-AWC system from tarmac to gravel to snow. That, to me, is the weak point and it comes from Mitsu cobbling together bits and pieces from various sources to create the final system. In a dream world, the ABS system would "know" what setting you were on and would adjust accordingly. Maybe leave it alone for tarmac, but definitely back it off for gravel and snow. While I like it for autocrossing, for example, it can be very annoying on snow.
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Old Feb 7, 2012 | 12:41 PM
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Originally Posted by Iowa999
Maybe this is related, but it's important to note that the Sport ABS system uses a fixed set of parameters; most of all, it does not change when you switch the S-AWC system from tarmac to gravel to snow. That, to me, is the weak point and it comes from Mitsu cobbling together bits and pieces from various sources to create the final system. In a dream world, the ABS system would "know" what msetting you were on and would adjust accordingly. Maybe leave it alone for tarmac, but definitely back it off for gravel and snow. While I like it for autocrossing, for example, it can be very annoying on snow.
You are 100% right. Should be an off podition and for some speed - settimgs related different functons in the abs too.
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