Nissan 370Z Forum

Nissan 370Z Forum (http://www.the370z.com/)
-   Engine & Drivetrain (http://www.the370z.com/engine-drivetrain/)
-   -   Sticky: (Official) 370Z Clutch Pressure (CSC) Failures (http://www.the370z.com/engine-drivetrain/25007-sticky-official-370z-clutch-pressure-csc-failures.html)

YO-EL 02-03-2018 05:59 AM

Ours is a 2016, about 10,800 miles..
Used as daily driver for work/school..
Not aggressively driven.

andrzej641104 02-14-2018 04:06 PM

NISSAN 370Z CSC FAILURE LAWSUIT AIMS FOR CLASS CERTIFICATION
Nissan and Infiniti clutch pedals allegedly fall and stay on the floorboards.

https://www.carcomplaints.com/news/2...-lawsuit.shtml

Kzonts 02-14-2018 06:13 PM

I guess Nissan is willing to lose customers over this. They don't want to layout the cash for a recall. This is a potentially dangerous defect if you find yourself in heavy traffic and it fails...

Zyonara91 02-27-2018 03:01 PM

Got the Z1 CSC kit installed on mine, while I was at it got a Z1 oil cooler as well (19 row).

Anyways, as many have stared, it baffles me as to why Nissan has not gone ahead with the recall in regards to this defect. I feel, possibly, in the future they will have a few law suits on their hands due to this.

Funny, I expected more from Nissan in this regard and I can assure you there are folks from Nissan who definitely cruise these forums and yet nothing is being done by them. The issue, as we all know lies with the manual not automatic models.

I hope no lives are ever lost due to this defect. Come on Nissan, at least subsidize up to 50% for the costs required for a new CSC elimination kit.

Fountainhead 02-28-2018 01:41 PM

yeah as in it failing at a RR Crossing

Joe@ZSpeed 02-28-2018 01:54 PM

Quote:

Originally Posted by Fountainhead (Post 3734529)
yeah as in it failing at a RR Crossing

Not like the car is going to LURCH forward into a train if it popped. You should have your foot on the brake anyway :) Just saying :stirthepot:

Jsolo 02-28-2018 02:21 PM

I think he means if one is crossing the tracks slowly. I suppose if the clutch happens to fail at that exact moment there is possibility of the car stalling.

Drex 04-14-2018 08:11 PM

pretty sure this just happened to me last night. went to clutch in from a stop at a red light and clutch went right to the floor. was barely able to get going. luckily i was very close to home and managed to limp my way there. when i finally got home, i couldn't get in any gear and my neighbor thankfully helped me push my car into the parking spot. :shakes head:

ill have to get it towed somewhere to get fixed now... :mad:

2011 with just over 38k miles.

edit: had it towed to a local shop, who flushed and replaced the clutch fluid with dot 4 brake fluid. seemed to be working ok for the last few days, but clutch started acting wonky again today after a long drive. thinking i'll take it back and just get the csc replaced. :ugh2:

celiboom 05-01-2018 02:49 PM

My csc failed on my 2016 at 11K miles. Never driven hard, never burnout.

happenned suddenly, clutch remained floored. got it towed to nissan who confirm CSC and replaced everything with a new csc (that will prob break again) under warrenty.

car feels like new now. lost it for 3 day while they worked on it.

Vivi 05-16-2018 10:11 AM

Hi everyone,

This is my first time posting here.

I bought my first car a 2015 370z Nismo a month back with 35k miles on it. I did a full pre-purchase inspection on the car and it was perfect. However, for the past two days, I noticed when I drive the car hard after a while when I hit around 5k rpm and try to shift the clutch becomes very light. It doesn't get stuck or anything, it just becomes super light to press. When I go back under 4k rpm the clutch pressure returns to normal.

I feel like this isn't normal. Is my CSC failing? I think I might take the car tomorrow to change the clutch fluid and see if that helps.

Joe@ZSpeed 05-16-2018 10:51 AM

Quote:

Originally Posted by Vivi (Post 3756413)
Hi everyone,

This is my first time posting here.

I bought my first car a 2015 370z Nismo a month back with 35k miles on it. I did a full pre-purchase inspection on the car and it was perfect. However, for the past two days, I noticed when I drive the car hard after a while when I hit around 5k rpm and try to shift the clutch becomes very light. It doesn't get stuck or anything, it just becomes super light to press. When I go back under 4k rpm the clutch pressure returns to normal.

I feel like this isn't normal. Is my CSC failing? I think I might take the car tomorrow to change the clutch fluid and see if that helps.

The stock clutch will cause a light feeling pedal at high rpm, Hold it 3/4 of the way down and rev the engine to 6-7k , It will get very light. Normal for crappy stock clutch.

Vivi 05-16-2018 12:10 PM

Quote:

Originally Posted by Joe@ZSpeed (Post 3756441)
The stock clutch will cause a light feeling pedal at high rpm, Hold it 3/4 of the way down and rev the engine to 6-7k , It will get very light. Normal for crappy stock clutch.

That is a relief. Alright, well thanks :)

Uxi 05-21-2018 01:34 PM

2nd failure on my 2016 Nismo Tech. This time at about 23,000 miles. Replaced under warranty and gave me a loaner (Altima). Inspection notes warped seals. Doesn't appear they used GTR fluid this time. :\

Endless34 06-21-2018 10:48 AM

Picked up my car from the dealer with new CSC, GTR fluid and clutch assembly, but they didn't replace the CMC.

Clutch was feeling great on the drive home, but the clutch pedal got stuck to the floor after 20 min of driving. Luckily this happened after I was engaged to first, so I was able pull over. I pulled the clutch pedal back up with my foot and it seemed to gain pressure again. This happened once more on my drive back to the dealer. Each time I pulled the clutch pedal out, it seem to be OK.

Could this be CMC issue or air bubbles in the clutch line? It was a warmer day at +80F. Initially, the clutch pedal was very eager to come back to top and it got softer as the drive progressed.

Joe@ZSpeed 06-21-2018 10:54 AM

Quote:

Originally Posted by Endless34 (Post 3766154)
Picked up my car from the dealer with new CSC, GTR fluid and clutch assembly, but they didn't replace the CMC.

Clutch was feeling great on the drive home, but the clutch pedal got stuck to the floor after 20 min of driving. Luckily this happened after I was engaged to first, so I was able pull over. I pulled the clutch pedal back up with my foot and it seemed to gain pressure again. This happened once more on my drive back to the dealer. Each time I pulled the clutch pedal out, it seem to be OK.

Could this be CMC issue or air bubbles in the clutch line? It was a warmer day at +80F. Initially, the clutch pedal was very eager to come back to top and it got softer as the drive progressed.

Needs a Master cylinder

jcasti07 07-03-2018 03:14 PM

How much is the stealership charging to replace the CSC or master cylinder?

JARblue 07-03-2018 11:41 PM

It's typically $1200 and up for parts and labor for both.

Jhofbauer94 07-13-2018 06:54 AM

I brought my Z into the Nissan Stealership with the symptoms of a failed CSC and they just bled the system, test drove it and said it was good to go. I went to pick it up the next day, paid $230 and while waiting they came around and said they couldnt get it into gear. Shifted perfectly before, just lost pressure one day. Could still shift just a low engagement point, 20% maybe? Well they "didnt get around to it" the next day, so the following day they call me and tell me my "clutch spring" is bad and id need to pay $1600 to have them change the clutch and flywheel. WHAT? Am i being scammed or what? Thanks.

TreeSemdyZee 07-13-2018 07:13 AM

Quote:

Originally Posted by Jhofbauer94 (Post 3771119)
I brought my Z into the Nissan Stealership with the symptoms of a failed CSC and they just bled the system, test drove it and said it was good to go. I went to pick it up the next day, paid $230 and while waiting they came around and said they couldnt get it into gear. Shifted perfectly before, just lost pressure one day. Could still shift just a low engagement point, 20% maybe? Well they "didnt get around to it" the next day, so the following day they call me and tell me my "clutch spring" is bad and id need to pay $1600 to have them change the clutch and flywheel. WHAT? Am i being scammed or what? Thanks.

Short answer. Yes.

Jhofbauer94 07-13-2018 07:21 AM

Quote:

Originally Posted by TreeSemdyZee (Post 3771124)
Short answer. Yes.

Thanks for the quick reply. I just need to know im not crazy for thinking this because thats how they're making it sound. I'm trying to get them to fix it since it was "shifting perfectly" when I PAID FOR IT. So if they are lying, atleast i can get my car back in working condition without having to pay $1600 for a clutch i don't need.

Joe@ZSpeed 07-13-2018 08:51 AM

Quote:

Originally Posted by jhofbauer94 (Post 3771119)
i brought my z into the nissan stealership with the symptoms of a failed csc and they just bled the system, test drove it and said it was good to go. I went to pick it up the next day, paid $230 and while waiting they came around and said they couldnt get it into gear. Shifted perfectly before, just lost pressure one day. Could still shift just a low engagement point, 20% maybe? Well they "didnt get around to it" the next day, so the following day they call me and tell me my "clutch spring" is bad and id need to pay $1600 to have them change the clutch and flywheel. What? Am i being scammed or what? Thanks.

run!

Jhofbauer94 07-13-2018 08:58 AM

Quote:

Originally Posted by Joe@ZSpeed (Post 3771156)
run!

I'm seeing if i can get anything out of a claim first so im not screwed too bad. Hopefully get it back to driving so i can bring it somewhere else and give them the external CSC. Im terrified they're going to sabotage it just to get me at this point so id like to get it fixed by them first.

Joe@ZSpeed 07-13-2018 09:36 AM

Quote:

Originally Posted by Jhofbauer94 (Post 3771161)
I'm seeing if i can get anything out of a claim first so im not screwed too bad. Hopefully get it back to driving so i can bring it somewhere else and give them the external CSC. Im terrified they're going to sabotage it just to get me at this point so id like to get it fixed by them first.

I'm saying if they replaced your "clutch spring" to try and fix the issue they obviously have no clue, Last person I would trust to change my clutch/flywheel.

Jhofbauer94 07-13-2018 09:40 AM

Quote:

Originally Posted by Joe@ZSpeed (Post 3771189)
I'm saying if they replaced your "clutch spring" to try and fix the issue they obviously have no clue, Last person I would trust to change my clutch/flywheel.

They haven't yet. Just told me they'd need to change my clutch and flywheel because of a faulty spring. Whatever the hell that means. But I'd only let them do it for free(if the claim goes in my favor) and then take it to a shop right after to get the CMAK and new CMC put on and have the clutch looked at while its there. I don't want them to touch my car other than get it back to where it was when they test drove it and "everything was perfect".

TreeSemdyZee 07-13-2018 10:15 AM

I recommend a road trip to Vandalia, Ohio in the future! :happydance:
(i.e. Joe@ZSpeed)

danegrey 10-08-2018 05:20 PM

ok, after reading all of this, this is a mod for in the next several months. Have a 2012 with 57000 miles on it, and it has been autocross / tracked this year / driven hard.
so I need to talk to joe@zspeed and get what I need, most likely will go with https://www.zspeedperformance.com/ZS...ZSP-EZ-CMK.htm

Thanks to everyone

TreeSemdyZee 10-08-2018 06:31 PM

Quote:

Originally Posted by danegrey (Post 3790925)
ok, after reading all of this, this is a mod for in the next several months. Have a 2012 with 57000 miles on it, and it has been autocross / tracked this year / driven hard.
so I need to talk to joe@zspeed and get what I need, most likely will go with https://www.zspeedperformance.com/ZS...ZSP-EZ-CMK.htm

Thanks to everyone

If you auotcross a lot, you might like the lightweight flywheel instead of the billet. More reaponsive.
Joe will definitely hook you up though. Very nice guy and knowledgeable.

MrPostman 10-08-2018 08:29 PM

I have noticed an issue with my CSC, it works fine with the clutch pedal letting out in the correct spot driving it normal and hard, but if I rev it out of gear to near redline I can feel it engage lower to the floor. Then after I mash it about 20 or 30 times it will correct itself and start engaging in the correct spot again. Anyone else have this issue?

TreeSemdyZee 10-08-2018 09:06 PM

Quote:

Originally Posted by MrPostman (Post 3790952)
I have noticed an issue with my CSC, it works fine with the clutch pedal letting out in the correct spot driving it normal and hard, but if I rev it out of gear to near redline I can feel it engage lower to the floor. Then after I mash it about 20 or 30 times it will correct itself and start engaging in the correct spot again. Anyone else have this issue?

Might need to be bled. You're probably losing pressure in the hydraulics.
Sort of normal. I manage to embarrass my self quite often when sitting at stop lights. I'll hold the clutch in waiting for the light to change, then kill it because the point has dropped a bit. Or it's just weak middle-aged legs. :icon14:

Joe@ZSpeed 10-09-2018 08:44 AM

Quote:

Originally Posted by MrPostman (Post 3790952)
I have noticed an issue with my CSC, it works fine with the clutch pedal letting out in the correct spot driving it normal and hard, but if I rev it out of gear to near redline I can feel it engage lower to the floor. Then after I mash it about 20 or 30 times it will correct itself and start engaging in the correct spot again. Anyone else have this issue?

This is actually just the stock clutch doing that, It's called "reversing" At high rpm the clutch fingers are trying to stay in the forward position just from the rotational force being applied to them at high rpm. One reason I hate the stock clutch.

MrPostman 10-09-2018 12:13 PM

Quote:

Originally Posted by Joe@ZSpeed (Post 3791035)
This is actually just the stock clutch doing that, It's called "reversing" At high rpm the clutch fingers are trying to stay in the forward position just from the rotational force being applied to them at high rpm. One reason I hate the stock clutch.

Makes sense to me, thanks for the explanation. One of your clutches will be going in the car when the time comes, most likely the "EZ street quiet clutch" and the CMAK v2.

russw007 11-03-2018 05:35 PM

I have a 2015 nismo with 26k on it. I baby this thing and today I'm getting in it and push the clutch to the floor to start it and it snaps to the floor! Won't return on its own. I have to manually move it back to the top. I push it in again and it snaps back to the floor and stays there.:crying::crying::crying:

BoneZ 11-04-2018 12:58 PM

Quote:

Originally Posted by russw007 (Post 3796616)
I have a 2015 nismo with 26k on it. I baby this thing and today I'm getting in it and push the clutch to the floor to start it and it snaps to the floor! Won't return on its own. I have to manually move it back to the top. I push it in again and it snaps back to the floor and stays there.:crying::crying::crying:

You have to expect certain repairs will be needed for such an old high-mileage car.

theART 11-09-2018 05:52 PM

Has anyone installed this metal CSC from ebay?

http://i65.tinypic.com/2euk307.jpg

Winter is coming and I will be doing upgrades and repairs, might as well beef up CSC while at it.

Rusty 11-09-2018 07:12 PM

Seriously?

Joe@ZSpeed 11-11-2018 04:29 PM

Quote:

Originally Posted by Rusty (Post 3798005)
Seriously?

:bowrofl:

Joe@ZSpeed 11-15-2018 11:27 AM

Quote:

Originally Posted by theART (Post 3797995)
Has anyone installed this metal CSC from ebay?


Winter is coming and I will be doing upgrades and repairs, might as well beef up CSC while at it.



ZSerg 11-20-2018 12:28 PM

I guess last night I joined this unfortunate club. Clutch fluid was below min a week ago. Did a flush and replaced the fluid. The clutch was better for a day or 2 but then started losing pressure. Last night it abruptly lost all pressure and I was not able to get it into gear. Clutch just sticks to the floor. While there are no visible leaks my break fluid was below min a week ago, and the leak may be inside the bell housing.

Looking to pick these up from Jie at ZSpeed:

\https://zspeed.com/product/zspeed-pe...elete-v2-370z/

https://zspeed.com/product/nissan-in...ster-cylinder/

eastwest2300 12-03-2018 08:32 PM

Quote:

Originally Posted by Rusty (Post 3798005)
Seriously?

:bowrofl::bowrofl::bowrofl::bowrofl:

ahhlun 12-05-2018 07:58 PM

Should I replace both CSC and cmc at the same time to save on labour? If they will both eventually fail anyways...


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