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Issues with 5th/6th gear (and 1st/2nd)

It should not work like this but it is just the result of not best engineering by Hyundai. I have the same problem between 5th and 6th gears and also changing down from 3rd to 2nd on race track. There is a TSB out like Emma wrote, so report it to your dealer and they must fix it. I managed to find out that there will be no problems at all if you will learn how you need to act during fast downshifts. After that I had no problems at all with downshifting on race track. In my oppinion the gear linkage needs some upgrade and it might be that first available aftermarket short shifter will ellminate that problem too.
Upshifting from 5th to 6th gear it is the same thing - you need to make it in 2 steps and not fast. Because 6-th gear is located not in most comfortable position to shift (it is located the most far from you), you must be sure that gear lever will move straight (not under small angle, what feels the most comfortable).
In England 6th gear is the one nearest you so maybe not so much a problem, mine seems ok at the moment with 1300 mile (1800 Kms) on it.
 
That’s I think 2 people with the short shifter which “fixed” the gear “issues”...maybe just the linkages are the issue??
 
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That’s I think 2 people with the short shifter which “fixed” the gear “issues”...maybe just the linkages are the issue??
Im starting to think that if your N’s synchros are fine, then it could also be the Linkages that are at fault. Mines looked like they were poorly made compared to the Forge ones.
 
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With the greatest of respect I think some folks are being somewhat lenient on Hyundai here. There should be no requirement whatsoever to start changing bits on brand new cars that cost £30K just to get the gearbox working properly, or taking comfort in the fact the problem is 'only when cold' or 'only when going into a certain gear'.

I've owned a lot of sporty cars over the years and I've never had a car that's had an issue like this with the gearbox. (And come to think of it, I've never owned a non-sporty car that's had an issue like this either.)

Even when it's working properly it's not the best gearbox in the world (good, but not great*), so when mine flat out refuses to go into sixth completely at random, it really gets on my nerves.

The fact there's a TSB proves Hyundai know about it, so why are they leaving us at the mercy of an incredibly inconsistent dealer chain and make us 'prove' that our car has the problem?

Way to burn customer goodwill guys.....

Don't get me wrong, I really like my i30N, but this gearbox crap is starting to negatively colour my opinion of the car.

* FK2 Civic Type-R, now that was a great gearbox. I only changed from that because it was sorely lacking a comfort mode (which of course the i30N has).
 
FK2 Civic Type-R, now that was a great gearbox. I only changed from that because it was sorely lacking a comfort mode (which of course the i30N has).
I did the same as you bud, good car the fk2 but the i30n is a much better daily driver in my opinion, the stock exhaust on the civic is rather lacklustre compared to the N.
 
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With the greatest of respect I think some folks are being somewhat lenient on Hyundai here. There should be no requirement whatsoever to start changing bits on brand new cars that cost £30K just to get the gearbox working properly, or taking comfort in the fact the problem is 'only when cold' or 'only when going into a certain gear'.

I've owned a lot of sporty cars over the years and I've never had a car that's had an issue like this with the gearbox. (And come to think of it, I've never owned a non-sporty car that's had an issue like this either.)

Even when it's working properly it's not the best gearbox in the world (good, but not great*), so when mine flat out refuses to go into sixth completely at random, it really gets on my nerves.

The fact there's a TSB proves Hyundai know about it, so why are they leaving us at the mercy of an incredibly inconsistent dealer chain and make us 'prove' that our car has the problem?

Way to burn customer goodwill guys.....

Don't get me wrong, I really like my i30N, but this gearbox crap is starting to negatively colour my opinion of the car.

* FK2 Civic Type-R, now that was a great gearbox. I only changed from that because it was sorely lacking a comfort mode (which of course the i30N has).
completely agree with this. no-one in their right state of mind will just go about changing something in the gearbox. at least I certainly would not want someone dismantling it and then assembling for no reason. it's waste of time and money.

that being said, the problem isn't resolved with a newer gearbox either. I get the same issue with the 1st or 2nd gear but just can't be bothered anymore to go back to the dealer.
 
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THIS ^^. I have the problem with the change from 5th to 6th intermittently, maybe once or twice a week - if I am not paying attention. If I use a bit of muscle and slam it in with intention it never faulters. Yes, there is a TSB and an admitted issue with the synchro, but I really don't think that is the problem with mine, really 'feels' (seat of the hand, if you will) like it is shift mechanism-related as @Davo01 mentions. At least on my car anyway. And I will do anything I can to avoid 'dealing with the dealer', it is rarely fun.
 
Strange that all cars don't have this issue, if there is something patently wrong then why are only some cars affected, very odd if you ask me.
 
completely agree with this. no-one in their right state of mind will just go about changing something in the gearbox. at least I certainly would not want someone dismantling it and then assembling for no reason. it's waste of time and money.

that being said, the problem isn't resolved with a newer gearbox either. I get the same issue with the 1st or 2nd gear but just can't be bothered anymore to go back to the dealer.

The 1/2 or 5/6 gear issue is very uncommon even on here where the entire world comes to complain. We have 3000 members and yet only a handful have the issue. It’s very rare. That in itself shouldn’t be surprising:it’s rare.

If I read your post above correctly, a second gearbox has exactly the same issue???? Dude you got struck by lightning. Common feature besides you: the linkages to the box.
See
My post #283 above...it’s sounding more likely.
 
The 1/2 or 5/6 gear issue is very uncommon even on here where the entire world comes to complain. We have 3000 members and yet only a handful have the issue. It’s very rare. That in itself shouldn’t be surprising:it’s rare.

If I read your post above correctly, a second gearbox has exactly the same issue???? Dude you got struck by lightning. Common feature besides you: the linkages to the box.
See
My post #283 above...it’s sounding more likely.

My ex-demo car that i had briefly had the same thing, my brand new car also has the same thing.

If there is a TSB on it, it is not very rare, it is quite common actually. People just do not make a big out of it, I can bet you that over 50% of i30N owners are not even proper petrolheads and would not notice such things until it becomes a proper issue later down the line.

When I walked into the dealer the other week to book in for my steering rack knocks, I also mentioned a creak that my gear gaiter seems to be making. They said they have to grease it up, but before they do the service person asked me if I had issues with the gears... Like she already assumed I was going to complain about that too lol.
 
50% have it and yet don’t even know ;) sure! Because most of us are stupid - is that what you just said? That we can’t notice the inability for the gear lever to make it smoothly from 5th to 6th? You really went there?
 
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50% have it and yet don’t even know ;) sure! Because most of us are stupid - is that what you just said? That we can’t notice the inability for the gear lever to make it smoothly from 5th to 6th? You really went there?

No that's not what I am saying. Many owners will simply not complain about it, especially if it rarely happens (like in my case). Some have it worse than others, I agree.

As for my percentage estimate, just a guess but out of all the i30n's I have seen on the road and spoken to, only one owner seemed to really know his stuff. The others simply bought the cars due to their price appeal and they like the looks. Which is totally fine btw! Don't take this the wrong way ;)
 
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Well, my experience is exactly the opposite: the vast majority who have an N have come from experience and are car people.
 
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I've driven 4 hot hatch models with over 250 hp and a manual gearbox. 3 of them (my i30N, my ex Megane RS 275 Trophy and a Cupra 280) had some type of gearbox issue. The 4th one is a Focus RS. The manual that Ford puts in the ST and RS is amazing.
Truth is most hot hatch manufacturers don't do enough to strenghten their manual transmissions which they use in their 3cyl models. They do change a few parts (most of the time) but it's not enough to fully handle double or triple the HP and torque. They make it so it's just enough.
Thankfully there are lots of aftermarket options that can remedy that. I like the i30N gearbox but I wouldn't say it handles the power easily when you are stepping on it.
That being said, I am fine with it because it keeps the cost of the car down and makes it possible for them to still offer a manual option. I'd still like for Hyundai to offer some warranty approved upgrade parts for it. :)
 
I've driven 4 hot hatch models with over 250 hp and a manual gearbox. 3 of them (my i30N, my ex Megane RS 275 Trophy and a Cupra 280) had some type of gearbox issue. The 4th one is a Focus RS. The manual that Ford puts in the ST and RS is amazing.

Ford must have spent the RS engine testing budget on the gearbox ;)
 
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Ok got the car back from the service garage at Hyundai. They said technician took my car out for a 56-mile test journey and they could find no problems with my 6th gear. They stated that no fault was found with my car whatsoever. They also stated that they Hyundai take no notice of the N Forums as everyone on the forum has an opinion and those opinions are members thoughts which account for nothing only the service centre is what matters and their technicians have the final say, Hyundai UK stated to me as well as the service garage FORUMS AND WHAT IS PRINTED THERE IS MEANINGLESS.

So, what next folks looks like I have reached a brick wall on the trusty 6th gear sticking suppose I’ll have to wait until it is out of warranty and I bet then Hunyadi will willingly do the job of fixing the 6th Gear. By the way that TSB & SI Local paper meant absolutely nothing to Hyundai it wasnt even worth the paper it was printed on was absolutely useless much like an ash tray on a motorbike.
 
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Thanks for the update, doesn't really fill me with a lot of confidence for taking mine in for 'professional appraisal'.

Mine isn't getting any worse, but it isn't getting any better either, and it's still irritating me.

56 miles sounds like a lot but it isn't really, I do about 35 miles per day and I can easily go a few days without it happening at all, and then on a bad day it'll do it two or three times on a single journey.

How come they completely ignored the TSB?
 
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Thanks for the update, doesn't really fill me with a lot of confidence for taking mine in for 'professional appraisal'.

Mine isn't getting any worse, but it isn't getting any better either, and it's still irritating me.

56 miles sounds like a lot but it isn't really, I do about 35 miles per day and I can easily go a few days without it happening at all, and then on a bad day it'll do it two or three times on a single journey.

How come they completely ignored the TSB?

I do not know my friend I am at odds totally maybe take it to an independent gear box specialist see what they say then go back to Hyundai with their findings I even phoned Hyundai UK they are aware of my problem I will maybe book it in with another Hyundai garage as I am in the exact same boat as you with what you have written my 6th gear does exactly what your 6th gear is doing.

I’ll keep you all posted as to what I do next and will keep updating here if I get a fix is anyone’s guess, yes that TSB paper Hyundai didn’t even look at it, was as if I had made the whole thing up and printed the TSB myself totally gob smacked.
 
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Yeah - go to a different dealer. That dealer is a jackass or else you don’t have an issue. No that hard to go to a different dealer and explain the issues.