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Suddenly my Z brakes!

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Old 09-17-2014, 09:12 AM
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e.chavez9
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Thumbs down Suddenly my Z brakes!

hi guys please help me I was on my way to college this morning and suddenly out of nowhere my Z start breaking and the slip start flashing while on the god dam*n freeway! I pulled over, restart de car and the same, not only the third time I restarted the car no sudden brake, but i cant be guessing when the car will suddly brake!

thats incredibly dangerous, anybody had experienced this before? hope you guys can help me
Old 09-17-2014, 09:57 AM
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KornerCarver
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I agree that situation is very dangerous. I suspect this problem has something to do with the computer controlling the stability system. You probably need to visit a dealer to get the problem sorted.
Old 09-17-2014, 09:59 AM
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StuLax18
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Is it actually braking as in applying the brakes, or just slowing down?
Old 09-17-2014, 10:01 AM
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Syner
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were you turning?

feathered tires does it in my car.
Old 09-17-2014, 10:15 AM
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travlee
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I think another local to me forum member was having this same issue... I will text him real quick.
Old 09-17-2014, 10:20 AM
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travlee
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it was his abs pump.... he would be driving and suddenly the brakes would lock up....
Old 09-17-2014, 10:38 AM
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e.chavez9
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Originally Posted by travlee
it was his abs pump.... he would be driving and suddenly the brakes would lock up....
really? se just replaced the pump for a new one? the strange think is that my problem just happened twice while my previous problem of vdc/slip lights were off, they are normally on all the time.

im going to call the dealership
Old 09-17-2014, 10:39 AM
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travlee
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let me know what they say....
Old 09-17-2014, 10:39 AM
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e.chavez9
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Originally Posted by Syner
were you turning?

feathered tires does it in my car.
I was turning but a little bit i mean, freeway type turn you know?
Old 09-17-2014, 10:47 AM
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Syner
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Originally Posted by e.chavez9
I was turning but a little bit i mean, freeway type turn you know?
mine did it randomly. check your front tires for feathering.
Old 09-17-2014, 11:02 AM
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e.chavez9
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Tread update:

-VDC/SLIP lights on ALWAYS since new steering wheel install months ago
-This sudden braking only happens when VDC/SLIP lights are off
-Sudden braking happens only when I slightly touch the brake pedal
-Never happened before because VDC/SLIP lights were ALWAYS on until today

I dont know if that info helps at all
Old 09-17-2014, 11:07 AM
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travlee
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my buddy responded and said it was his abs pump, and that it was like an on or off switch... when you barely touched the brakes they would lock on him.... he said he replaced that and a switch under the dash on the brake pedal

good luck sir
Old 09-17-2014, 11:18 AM
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e.chavez9
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Originally Posted by travlee
my buddy responded and said it was his abs pump, and that it was like an on or off switch... when you barely touched the brakes they would lock on him.... he said he replaced that and a switch under the dash on the brake pedal

good luck sir
you sir are da real MVP. thanks mate,
Old 09-17-2014, 11:20 AM
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travlee
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for giggles, have you tried putting the oem steering wheel back in??? not sure how it would be tied together, but you never know
Old 09-17-2014, 12:16 PM
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StuLax18
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So you've had two warning lights on and just been ignoring them?
Old 09-17-2014, 12:18 PM
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Syner
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lol "they're just lights, the car was running fine. Why would I need to look into them?"
Old 09-17-2014, 12:29 PM
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e.chavez9
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Originally Posted by StuLax18
So you've had two warning lights on and just been ignoring them?
No bro, i didnt ignore them, read it can be a brake fluid issue, even the alignment of my new steering wheel but i already made an alignment and a balance. Ive been trying to take care of them but no luck at all. Some people here have the same problem without luck
Old 09-17-2014, 12:30 PM
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e.chavez9
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Originally Posted by travlee
for giggles, have you tried putting the oem steering wheel back in??? not sure how it would be tied together, but you never know
That what i was thinking, i want to get rid of some lights and even see if the vdc/slip lights come off, maybe thats the whole problem, who knows, gonna try it on the weekend and post results.
Old 09-23-2014, 04:52 AM
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travlee
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any update?
Old 09-23-2014, 07:21 AM
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350Zdj
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Similar issue which I had been facing before. It happened when I replaced my horn "clockspring"

I am not sure if you touched any other wiring when you switched your steering wheel though.

Here was my issue:
-ABS kicking in continuously if the VDC isn't switched off (happens usually while turning and applying brakes)
-The system has more tolerance if the VDC is switched off. Only difference is ABS stops kicking in once you take your foot off the pedal.
-For some reason, once the system has "had enough" (for the lack of term) ABS triggers, the SLIP/VDC lights stay on and the ABS stops activating, under normal driving conditions.

Just to check, I put back the old clock spring and the ABS went back to normal... but I could not drive without a non-functioning horn button either. So I put back the working one, did the VDC wire delete mod and problem solved lol.

damn you, Nissan engineers!! lol

Last edited by 350Zdj; 09-23-2014 at 07:27 AM.
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