American Truck Simulator

American Truck Simulator

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Rem4rk4ble Oct 20, 2017 @ 1:40pm
Slow shifting
I noticed this whenever I shift using the clutch, I physicaly have the shifter in the next gear a noticable time before the truck actualy shifts in game, far more than it should be, i.e the shifter is moved very slowly in game. Whenever I float the gears its less noticable, but its still annoying that the gear shifting doesn't respond instantaneously as it should. Does anybody know how this can be remedied or mitigated?
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Showing 16-30 of 53 comments
lazerxxx Oct 20, 2017 @ 8:04pm 
If you have the Advanced Shifting enabled, then you will get this. Advanced is for those of us that want to float (real float not virtual expected float) the gears. To be able to shift into the next gear up it depends on if you are shifting from say 1L - 1H, the RPMs have to drop 250. If you switch from 1L - 2L the RPMs have to drop 500. I have not mastered the art of shifting down yet, but it is basically the same except that you have to tap the accelerator to raise your RPMs just a bit to go to the next gear down.
Ornery Oct 20, 2017 @ 8:14pm 
Originally posted by TL1KS:
Originally posted by Frontiersman:
I don't have that issue. Works just fine for me. Was it the Mack?
It happens on any truck. Shift from one gear to another when stopped and you'll see it shifts imidiately. Shift quickly at a higher speed and you'll see the shifting doesn't keep up with yours. It spends an unecesary amount of time in neutral. Its especialy annoying when I need to build up speed and I spend 2 seconds off gas bleeding speed because it refuses to shift correctly.
That does sound like you have Advanced shifting on. It does mimic real life truck transmission behavior fairly well. It simply will not go into gear just because you place the shifter into the next gear, you must wait for the revs to match. That's what it sounds like is happening.
Ornery Oct 20, 2017 @ 8:16pm 
Originally posted by lazerxxx:
If you have the Advanced Shifting enabled, then you will get this. Advanced is for those of us that want to float (real float not virtual expected float) the gears. To be able to shift into the next gear up it depends on if you are shifting from say 1L - 1H, the RPMs have to drop 250. If you switch from 1L - 2L the RPMs have to drop 500. I have not mastered the art of shifting down yet, but it is basically the same except that you have to tap the accelerator to raise your RPMs just a bit to go to the next gear down.
It's easier IRL than in the game, actually. Because you can feel the gears in real life.
Rem4rk4ble Oct 20, 2017 @ 8:39pm 
Originally posted by Frontiersman:
Originally posted by lazerxxx:
If you have the Advanced Shifting enabled, then you will get this. Advanced is for those of us that want to float (real float not virtual expected float) the gears. To be able to shift into the next gear up it depends on if you are shifting from say 1L - 1H, the RPMs have to drop 250. If you switch from 1L - 2L the RPMs have to drop 500. I have not mastered the art of shifting down yet, but it is basically the same except that you have to tap the accelerator to raise your RPMs just a bit to go to the next gear down.
It's easier IRL than in the game, actually. Because you can feel the gears in real life.
Yes I know, I clutchless shift my bike and have done so with cars as well, it "slips" in at the right RPM, however with advanced on it will still shift into the gear if the rpm is wrong if you try and float it incorrectly and you will hear it grind until the rpm matches. You can force it into gear regardless, however the time in between gears is too long and unrealistic.

TO CLEAR CONFUSION AMONG ANYONE ELSE WHO SEES THIS, THE ISSUE HAS NOTHING TO DO WITH RPM, IT HAS TO DO WITH TIME TAKEN FOR THE GAME TO SWITCH INTO THE NEXT GEAR
kj6zd Oct 20, 2017 @ 8:40pm 
In real life, depending on what gear box is installed, especially with Eaton Fuller gearboxes, there is an issue with shifting, too. This is because most is pneumatically moved in such a huge gearbox.
In cold winter days, you just started the truck, you may completely lose the gear, by shifting too fast. At operating temp it is not as much as an issue, but still present. Trust me, in a real truck (Eaton Fuller) with Low group / High group and rear axel (the one you do with the accellerator) it is / was a pain in the behind.
Now, I would assume that the People from SCS might know about this and implemented it in the game, dunno. There is however a lag with the USB, haven't noticed it since maybe 6 month ago.
Some people may not have it (their hardware etc.) and some may have it. Try to change settings in the Key assignments and place some control that communictaes via USB. If it seems not to accept the new control, then the USB comm has a timming problem.
I know that doesn't help you, but I have seen a mod that gets rid of the gear grinding.
I have learned to live with the delayed shifting, perhaps there is nothing SCS can do about and came up with the idea to insert the grinding, hi, hi.
After a while you might get used to it and simply shift slower, in fact I believe the clutch has to do something with it. I set the lower dead point maybe to 10% and the upper dead point maybe to 65-70% or so. Helped me, perhaps it will help you, too.
Cheers

Ohh, forgot. I don't think that there are many non synchronized gear boxes on the street anymore. At leat I don't double clutch to shift up and double clutch with reving to shift down anymore. I drive it just like a manual car, works great with ETS / ATS I just shift slow, step the clutch and shift.
Last edited by kj6zd; Oct 20, 2017 @ 8:46pm
Rem4rk4ble Oct 20, 2017 @ 8:46pm 
Originally posted by kj6zd:
In real life, depending on what gear box is installed, especially with Eaton Fuller gearboxes, there is an issue with shifting, too. This is because most is pneumatically moved in such a huge gearbox.
In cold winter days, you just started the truck, you may completely lose the gear, by shifting too fast. At operating temp it is not as much as an issue, but still present. Trust me, in a real truck (Eaton Fuller) with Low group / High group and rear axel (the one you do with the accellerator) it is / was a pain in the behind.
Now, I would assume that the People from SCS might know about this and implemented it in the game, dunno. There is however a lag with the USB, haven't noticed it since maybe 6 month ago.
Some people may not have it (their hardware etc.) and some may have it. Try to change settings in the Key assignments and place some control that communictaes via USB. If it seems not to accept the new control, then the USB comm has a timming problem.
I know that doesn't help you, but I have seen a mod that gets rid of the gear grinding.
I have learned to live with the delayed shifting, perhaps there is nothing SCS can do about and came up with the idea to insert the grinding, hi, hi.
After a while you might get used to it and simply shift slower, in fact I believe the clutch has to do something with it. I set the lower dead point maybe to 10% and the upper dead point maybe to 65-70% or so. Helped me, perhaps it will help you, too.
Cheers
The grinding is not an issue, it just tells me it has nothing to do with rpm. If it is pneumatic and the gears aren't moved directly via the gear shaft, then it makes more sense for it to have this delay in neutral. I did however notice that split shifts are instant, unlike shifts where I have to move through neutral to reach the next gear where it lags in neutral for a second before actualy shifting into the gear I have selected. Thanks for the help anyways.
B_Wald Oct 20, 2017 @ 9:25pm 
Originally posted by Frontiersman:
Originally posted by TL1KS:
I noticed this whenever I shift using the clutch, I physicaly have the shifter in the next gear a noticable time before the truck actualy shifts in game, far more than it should be, i.e the shifter is moved very slowly in game. Whenever I float the gears its less noticable, but its still annoying that the gear shifting doesn't respond instantaneously as it should. Does anybody know how this can be remedied or mitigated?
Because the revs must match the gear.. these are big truck transmissions. Don't expect them to shift like a Civic.
*ZZZZZ-ZINK*
*GRRRIND*
*K-K-K-K-K-CRUNCH*

Why, whatever do you mean?!
Ornery Oct 20, 2017 @ 9:55pm 
Originally posted by TL1KS:
Originally posted by kj6zd:
In real life, depending on what gear box is installed, especially with Eaton Fuller gearboxes, there is an issue with shifting, too. This is because most is pneumatically moved in such a huge gearbox.
In cold winter days, you just started the truck, you may completely lose the gear, by shifting too fast. At operating temp it is not as much as an issue, but still present. Trust me, in a real truck (Eaton Fuller) with Low group / High group and rear axel (the one you do with the accellerator) it is / was a pain in the behind.
Now, I would assume that the People from SCS might know about this and implemented it in the game, dunno. There is however a lag with the USB, haven't noticed it since maybe 6 month ago.
Some people may not have it (their hardware etc.) and some may have it. Try to change settings in the Key assignments and place some control that communictaes via USB. If it seems not to accept the new control, then the USB comm has a timming problem.
I know that doesn't help you, but I have seen a mod that gets rid of the gear grinding.
I have learned to live with the delayed shifting, perhaps there is nothing SCS can do about and came up with the idea to insert the grinding, hi, hi.
After a while you might get used to it and simply shift slower, in fact I believe the clutch has to do something with it. I set the lower dead point maybe to 10% and the upper dead point maybe to 65-70% or so. Helped me, perhaps it will help you, too.
Cheers
The grinding is not an issue, it just tells me it has nothing to do with rpm.
Okay look, this isn't going to work if you continue to ignore what we are telling you. Truck transmissions are not bike transmissions. It has everything to do with rev matching the input shaft to the gear you want to go to. The road speed through the gearing must match the engine speed. If it doesn't, it grinds till it does, or you miss it entirely and must start over.

We're not trying to mislead you. You posted a problem you're having and we are trying to help you understand what is happening. I myself have driven big trucks long enough to know how they work. Research it yourself and see. There are many videos on youtube explaining how these EF gearboxes work and how to shift them.[/quote]
AyMazingATS Oct 20, 2017 @ 10:02pm 
^^^^^ This. As a former driver, I can vouch what Frontiersman is telling you is correct.

99.9% of Class 8 tractor trailers that have a manual transmission do not have a synchronised gear box. That is why you are supposed to double clutch them. You need to wait for rpms to drop to get into the next gear(upshift delay) and for downshifting...you take out of gear, rev up 500rpms and then slide into the lower gear.

This is the way these trucks are supposed to be shifted. Seeing as how you can't really use an unsyncrhonised transmission in this game, SCS did the next logical thing and made it sychronised with delay to mimic how a real truck will shift.
Last edited by AyMazingATS; Oct 20, 2017 @ 10:21pm
Rem4rk4ble Oct 20, 2017 @ 10:37pm 
Originally posted by Takoda:
^^^^^ This. As a former driver, I can vouch what Frontiersman is telling you is correct.

99.9% of Class 8 tractor trailers that have a manual transmission do not have a synchronised gear box. That is why you are supposed to double clutch them. You need to wait for rpms to drop to get into the next gear(upshift delay) and for downshifting...you take out of gear, rev up 500rpms and then slide into the lower gear.

This is the way these trucks are supposed to be shifted. Seeing as how you can't really use an unsyncrhonised transmission in this game, SCS did the next logical thing and made it sychronised with delay to mimic how a real truck will shift.
I understand rev matching but you guys are focusing on the wrong thing. I have no problem rev matching, I'm saying the transmision spends too much time in between gears in neutral when I'm moving, and regardless of how fast I move my physical lever, it feels as if the game is following my lever rather than being synced to it. Shouldn't a real transmision grind if you shifted it without rev matching? Well when I shift with the clutch it doesn't, yet it still shifts as slow as when I float it.
Last edited by Rem4rk4ble; Oct 20, 2017 @ 10:38pm
AyMazingATS Oct 20, 2017 @ 10:42pm 
That is cause the rpms need to drop to get into the next year. If you step on the accelerator too soon, revs go way up and you will miss the shift. Sounds like you have the clutch pedal depressed when going from 1L to 2L too.

Yes, you will grind the hell out of the gears if rpms aren't matched.

Even the stock SCS trucks do this. It is normal for this delay to be there.

Last edited by AyMazingATS; Oct 20, 2017 @ 10:54pm
pmar.prj Oct 21, 2017 @ 7:15am 
Flywheels are heavy, man.
AyMazingATS Oct 21, 2017 @ 7:28am 
Originally posted by Takoda:
That is cause the rpms need to drop to get into the next year. If you step on the accelerator too soon, revs go way up and you will miss the shift. Sounds like you have the clutch pedal depressed when going from 1L to 2L too.

Yes, you will grind the hell out of the gears if rpms aren't matched.

Even the stock SCS trucks do this. It is normal for this delay to be there.

I challenge you to take your foot off the clutch when the truck is still showing in N while moving. I will bet that you grind the gear because the rpm's are not synced. It will grind until the rpm's are matched.

This will occur, as I mentioned previously, because these trucks use an unsynchronised gear box in the real world. SCS is emulating this, even though you are shifting this like its your normal every day car or motorcycle.
oh my, am i happy with our european, full electronic synced semi- and fullautomatics :D
hail MB for the Telligent EPS :D

other than that, yea.. you can feel the delay even when using sequential shifting in ATS... i think that´s pretty cool...wrroooom, klick...wait for it klackklack wrooommm :)
Last edited by Jackrabbit_V6/ RSProduxx; Oct 21, 2017 @ 7:54am
AyMazingATS Oct 21, 2017 @ 8:20am 
There are now full automatic and semi automatics in the states too. My brother drives for Marten Transport. He is in a brand new Kenny T680 that is fully automatic.

It really is up to the company anymore and most of them are going the auto route.
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Date Posted: Oct 20, 2017 @ 1:40pm
Posts: 53