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Slow Reving

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Hi people just wonder if anyone can help. I've got mk4 fabia Monte carlo Manual, and when it's in natural, the rev its very slow. 

I've been told to get a fast rev response you have to get a lighter flywheel has anyone upgraded ? Or resolved this issue another way 

ETA: Apologises, I missed this was your first post until it was pointed out - hi, welcome.  I read it as revs very slow rather than very low and the neutral rev limiter isn't that very low unless it's different on later models.

 

You have lost me, perhaps others will understand more, it revs very slowly in neutral, what are you trying to do, track style driving on the road.  Unless your car has a fault there's more to quicker pick up than a lighten flywheel.

 

Without further details being made available by you my quick thoughts are,

  • there might be an issue with your car depending on what you actually mean,
  • you want the 'Fabia Projects' forum for more like-minded members - https://www.briskoda.net/forums/forum/205-fabia-projects/
  • you want a DSG (automatic) gearbox model
  • last one, you won't like and I'm not being derogatory to you or others, best tuning aid after full and proper whole car servicing, maintenance and repair is further driver training (preferably road based).

HTH.

 

Edited by nta16
ETA:

Hello Mike, welcome to the forum.

Are you aware that there is a limiter that restricts RPM to a lower level while vehicle is in neutral gear?

  • Author
9 hours ago, Warrior193 said:

Hello Mike, welcome to the forum.

Are you aware that there is a limiter that restricts RPM to a lower level while vehicle is in neutral gear?

Yeah I know it has a rev limiter but say your sat there in neutral and rev it to limiter and then take foot off the gas it's so slow coming back down to zero 

7 hours ago, mike199227 said:

Yeah I know it has a rev limiter but say your sat there in neutral and rev it to limiter and then take foot off the gas it's so slow coming back down to zero 

You do realise that most people never do this?

  • Author
1 hour ago, Paws4Thot said:

You do realise that most people never do this?

Ok, most people don't people don't put an induction kit on their cars, but I have, and this is the reason why I'm asking. I've noticed it 

Are you remapping it? 

How many tyre shredding BHP is your car producing now?

  • Author
10 minutes ago, Ootohere said:

Are you remapping it? 

How many tyre shredding BHP is your car producing now?

Still standard atm 

11 hours ago, mike199227 said:

Yeah I know it has a rev limiter but say your sat there in neutral and rev it to limiter and then take foot off the gas it's so slow coming back down to zero 

Simple law of physics - revving engine to limiter unnecessarily in neutral, then expecting all those high speed reciprocating parts to slow down instantly, is unrealistic (and completely pointless)

If you want to know if your car revving seems different to normal then put up a video (shoot in landscape and not portrait as you generally get more info into the shot) and then it can be seen how fast or slow or not your car is to others. 

 

 

18 hours ago, mike199227 said:

Yeah I know it has a rev limiter but say your sat there in neutral and rev it to limiter and then take foot off the gas it's so slow coming back down to zero 

Just out of curiosity I tried revving my wife's factory standard 2015 1.2 TSI whilst in neutral and after the usual computer hesitation it revved freely and quickly, I only went up to about 3,500 so I guess the limiter might be at 4,000 (I thought it was 3,000), there was the expected drop speed in revs and soft landing to idle or higher idle.  Things were as I would expect from a modern car and accelerator controlled by electric wires and connections, electronics and computer, a bit different to the old full mechanical system.

 

 

9 hours ago, mike199227 said:

Ok, most people don't people don't put an induction kit on their cars, but I have, and this is the reason why I'm asking. I've noticed it 

A 2022 car possibly still in or not long out of warranty seems unusual for someone young or new(-ish) to driving or modifying, you might not be any of theses, and different people have different circumstances, but to me you seem like you might might be young so probably don't want to read the following or will dismiss it.  Just fitting an induction system may not in itself add any performance gain and might actually reduce performance from factory standard and mess with the computer's set ups.

 

If you are young you probably think all us old farts here were never young and did the things you've done and want to do but we probably did and didn't learn from our mistakes first time (or ever perhaps) but over the decades we did build experience and perhaps some knowledge (for those that can remember).

 

As you didn't responded to my first post I'm not sure if you seen it but I did put a link to another forum on this site where you may find stuff more favourable to you, probably get the same answers but in a way and language you might prefer.

 

If you are young and/or new-ish to driving or modifying your car if you wanted I could link you to previous posts or threads (if I can find them) giving general advice to lads wanting to improve/modify their cars.

 

Edited by nta16
typos

The engine is slow to drop revs due to inertia and also for emissions reduction, you could fit a lighter flywheel and probably find no difference other than the myriad other negatives that it will bring.

 

Most people who modify engines and fit lightened flywheels are concerned with the throttle response, how quickly the engine will pick up revs for heel and toe downshifting and in their imagination miniscule gains in acceleration.

At least the rev limiter is just in neutral.

 

Muppets around my way in their Fiestas are on the rev limiter as the boot it along the 20 mph limit road.

So very very sporty. 

Of course you and I were paragons of sociablity when we were yoofs! 😁

 

They wind me up because they make me feel a hypocrit :sadsmile:

 

It's a good job that I didn't know how close some of them would have been to lamping me!

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