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Old 04-19-2011, 08:16 AM   #56 (permalink)
ResIpsa
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Quote:
Originally Posted by Shamu View Post
I suspect the car and driver magazine accident was caused by ice mode and not pad failure. I was at the track for past three days and ice mode was activating almost every hard braking turn. It was scary as heck. Suspect if you aren't having issues your not aggressively braking.

I ended up disconnecting the abs fuse which Nissan put in a cluster of 3 fuses. The car with my monster front brakes had a slight rear bias. That rear bias may be the issue. If you are skilled with non abs braking that is cheapest fix.

Honestly I don't want to experience ice mode ever and I don't think pad changes are going to eliminate the issue. I may go with very expensive alternate abs system made for competition later on.
So you are saying that you were experiencing ice mode at the track before pulling the abs fuse? And after pulling the fuse, without any other modification to the brakes, you never experienced ice mode again?

If the answer is yes to both questions this really throws a wrench into my theory that ice mode was only related to heat buildup boiling the brake fluid. In my Z, I have completely cured (or I thought) ice mode by upgrading to CarboTech XP10/8 pads, Castrol SRF brake fluid, and brake ducts. Mind you that I run at Summit Point which has only two heavy brake events both under 125 mph.

My problem with the abs theory on this forum was that all the posts seemed to be speculation. I had never seen (or read) any real substantive evidence pointing to the abs. However, if pulling the fuse completely cured the problem this seems to be the first substantive repeatable evidence that there are some gremlins in the abs system.

I think you may have ruined my day…
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