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2010 Mazda 3 i Intermittent 2nd Gear Grind


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BlooRaccoon
Novice

Oct 1, 2012, 7:09 AM

Post #1 of 17 (7096 views)
2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

Hey all,

I'm new and and don't know much about cars, and looking for a little bit of advice. I just purchased a used manual car with 30k miles. It has a 1 year bumper to bumper and 100k power train warranty. After I purchased it, every so often when trying to shift from 1st to 2nd it wouldn't go into gear and have a loud grinding noise. At first I thought it could just be some poor driving on my part, but I have been driving manual for a few years now. I made sure that my clutch was fully depressed when this was happening. This was happening anywhere from 2K rpms and up, so I wasn't redlining it or anything. I did a lot of research and talk to a lot of my car buddies. Everything is pointing to a synchro problem. I took it into the dealership just now and instantly they're telling me its a clutch issue, which I know is not cover under warranty. I knew the clutch did need replacing when I first drove it. This is why my salesman cut me a "deal" with $300 off the car price for that issue. I guess my question is, could it really be a clutch issue? If I go back and they're telling me this, I would just like to be as well informed as possible so I don't get taken advantage of. Thanks for any advice in advance.

2010
Mazda 3 i
2.0 Manual
30k Miles


(This post was edited by BlooRaccoon on Oct 1, 2012, 7:16 AM)


Tom Greenleaf
Ultimate Carjunky / Moderator
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Oct 1, 2012, 7:34 AM

Post #2 of 17 (7065 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

This has a known needed clutch job at 30K? Previous owner/driver didn't know how to driver one very well.

Hard to say if 2nd gear only but hydraulic clutch linkage could be a factor or cause. $300 off for known clutch job wasn't a good deal,

T



BlooRaccoon
Novice

Oct 1, 2012, 7:41 AM

Post #3 of 17 (7061 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

Yea, I know now that $300 off wasn't a good deal. I thought it was because it only cost me $400 to replace on my old 2001 Elantra. Then I looked up clutch prices for my Mazda after :p. Ill do some research on the linkage though. Thanks for the response. Anything I can research is of great help.


Tom Greenleaf
Ultimate Carjunky / Moderator
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Oct 1, 2012, 8:00 AM

Post #4 of 17 (7055 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

Too new to guess if there are any basic changes but doubt it with linkage.

The confusion is that it seems to pick on 2nd gear but for a test just make sure fluid (not oil) is at proper level at the CLUTCH'S master cylinder (check but usually DOT 3 brake fluid) and just with engine idling in neutral try to go thru the gears with clutch depressed plenty and slowly shift thru each with a wait in neutral in between. Any "zipping'' or mashing/grinding of gears suggests clutch is not fully DISENGAGED and should show up worse trying reverse.

Of course none of that is good for the transmission. If it still picked on just 2nd I still don't think just one part inside (synchro) would be the end of it.

Back to fluid level. If that is found below the normal range do look for leaks but hydraulic system can fail or part fail without leaks too,

T



Hammer Time
Ultimate Carjunky / Moderator
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Oct 1, 2012, 10:19 AM

Post #5 of 17 (7042 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

If you can shift it into every gear, let the clutch out and it doesn't move or stall the engine, you have a wiped out clutch. It's definitely not a hydraulic problem. Make sure you didn't break or lose an axle.



~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

We offer help in answering questions, clarifying things or giving advice but we are not a substitute for an on-site inspection by a professional.



(This post was edited by Hammer Time on Oct 1, 2012, 10:19 AM)


Tom Greenleaf
Ultimate Carjunky / Moderator
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Oct 1, 2012, 10:32 AM

Post #6 of 17 (7036 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

?? Wiped out clutch if just worn out not in pieces shouldn't be grinding gears or picking on just one? I think this has some prior driver issues,

T



BlooRaccoon
Novice

Oct 1, 2012, 10:35 AM

Post #7 of 17 (7033 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

Sitting still and shifting through there was no issue/noise, though reverse does give me trouble sometimes. As for the clutch, yea it does move/stall my car when I lift up/release. The clutch is still fine, I don't abuse it so it should last me a long while. Would just prefer to have at least %50 on it, not the %10-%20 that it feels now. The fluids are good, and I see no signs of any loss.


(This post was edited by BlooRaccoon on Oct 1, 2012, 10:36 AM)


Hammer Time
Ultimate Carjunky / Moderator
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Oct 1, 2012, 11:23 AM

Post #8 of 17 (7017 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

OK, I don't get it. What is the issue you have?



~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

We offer help in answering questions, clarifying things or giving advice but we are not a substitute for an on-site inspection by a professional.



Tom Greenleaf
Ultimate Carjunky / Moderator
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Oct 1, 2012, 1:05 PM

Post #9 of 17 (7010 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

Bloo: You can't tell how much wear is left on a clutch or life left in it by % like that. If it slips as HT described it's game over soon. What can cause shifting trouble is a clutch that doesn't release or only partially. Master cylinders can do that or the slave but shouldn't be picking on ONE gear to shift differently within reason.

Whatever or who suggested this needed a clutch to begin with probably just tossed that out off the top of their head because there was a problem known they didn't want to deal with,

T



BlooRaccoon
Novice

Oct 1, 2012, 1:06 PM

Post #10 of 17 (7007 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

Sorry, my 2nd gear will randomly grind and not go into gear at all up-shifting from 1st gear. It happens about %5 above 2k rpms.


BlooRaccoon
Novice

Oct 1, 2012, 1:12 PM

Post #11 of 17 (7006 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

When I test drove the car I noticed the weak clutch. He was claiming it was just the Mazda feel to it. So I asked him to let me try another manual of the same model and could tell a difference right away. I was just throwing that % out there, not really sure how much clutch is left. That just kinda how I see it in my head :p.


Tom Greenleaf
Ultimate Carjunky / Moderator
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Oct 1, 2012, 1:38 PM

Post #12 of 17 (6999 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

This really isn't worth discussing. What the heck is a "weak" clutch? Easy to push or slipping? For all anyone knows someone put an oil in the hydraulic master cylinder of this and it just hasn't finished failing.

Seriously - take it to a transmission specialty shop and spring for 1/2 hour of time if they will do less than one hour increments and get an idea of what is wrong which about can't be known in full until this is taken apart. Salesperson got you IMO,

T



BlooRaccoon
Novice

Oct 1, 2012, 2:14 PM

Post #13 of 17 (6994 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

By weak clutch I meant it wouldn't start to engage until my foot was almost off the clutch. Seem like the salesman did get me. I'll see what the transmission shop has to say. Was just trying to figure out what the problem was so I know if it was covered under warranty. Thanks for taking the time to respond to my questions guys. Sorry if my explanations were difficult to understand.


Hammer Time
Ultimate Carjunky / Moderator
Hammer Time profile image

Oct 1, 2012, 3:05 PM

Post #14 of 17 (6988 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

That means the clutch is worn out.



~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

We offer help in answering questions, clarifying things or giving advice but we are not a substitute for an on-site inspection by a professional.



nickwarner
Veteran / Moderator
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Oct 1, 2012, 4:16 PM

Post #15 of 17 (6983 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

Agree with Tom and HT, your clutch is shot and you got taken for more than a test drive. If he was willing to knock off $800 and you were able to change it yourself I might've done it but with a blown clutch at only 30k I have a feeling this car got pounded hard by some kid from day 1. Maybe that kid is looking to buy a BMW now. Who knows at this point.


BlooRaccoon
Novice

Oct 1, 2012, 4:47 PM

Post #16 of 17 (6977 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

Yea I know the clutch is gone. I just wanted to know if that could be the cause for the 2nd gear only grind.


nickwarner
Veteran / Moderator
nickwarner profile image

Oct 1, 2012, 5:57 PM

Post #17 of 17 (6969 views)
Re: 2010 Mazda 3 i Intermittent 2nd Gear Grind Sign In

To drive this hard enough to wreck a clutch this fast, your worst hammering on the driveline is 2nd gear. Might use first quick to get out of an intersection but grab second and drop the hammer. Sit near a high school once when it lets out and listen to the cars as the kids leave. Easy to tell who has a stick shift. When they hit 2nd they floor it and wind it to redline before grabbing third. Worst wear occurs to 2nd because the car isn't moving fast but has full throttle power applied against it.

The kids who have poor families are easy to spot. Their cars are older than them and they paid for it from a minimum wage job so they drive nicely on them. Look for the flashy ones. Those are the kids who got what they wanted from their parents and don't repect it. Thats what made this car happen. No other reason to waste a clutch at 30k.






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