No LSD?

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Old Sep 6, 2020 | 04:22 PM
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No LSD?

I am trying to figure out why the 2021 non SH-AWD TLX doesn't seem to have a limited slip diff? Seems odd to me, since the type R has one.

Is SH-AWD an excuse not to offer a mechanical or electric differential for the FWD variant?

Last edited by Barbecue Tech Tips; Sep 6, 2020 at 04:26 PM.
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Old Sep 6, 2020 | 04:32 PM
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the two cars, TLX and CTR, have different gear boxes. you cant whine (pun intended) about two completely different cars.
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Old Sep 6, 2020 | 04:47 PM
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Originally Posted by justnspace
the two cars, TLX and CTR, have different gear boxes. you cant whine (pun intended) about two completely different cars.
Is acura smart enough to atleast use Brake-based torque vectoring like Toyota in their FWD vehicles?
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Old Sep 6, 2020 | 04:50 PM
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Yea the TLX 2.0T and trans should be looked at as an Accord engine and transmission. No LSD in the Accord.
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Old Sep 6, 2020 | 04:56 PM
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Originally Posted by Taz69
Yea the TLX 2.0T and trans should be looked at as an Accord engine and transmission. No LSD in the Accord.
Does the Accord have a Brake-based torque vectoring system? The flaw with a torque vectoring differential is you have to be on the power to get the benefits out of the differential. A brake based system works on & off the power in turns using the cars brakes.

The type R uses both a
Brake-based torque vectoring system on all 4 wheels & a helical limited-slip differential.

Last edited by Barbecue Tech Tips; Sep 6, 2020 at 05:00 PM.
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Old Sep 6, 2020 | 05:54 PM
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The Type-R is a track focused unabashed performance aimed at enthusiasts. The TLX 2.0T is a sporty-ish compact/midsize sedan aimed at people who want a slighty nicer, slighty more sporty Accord 2.0T. Criticizing Acura for not including an LSD on the TLX would be like criticizing Toyota for not including a 4-Low and locking diffs on a RAV4.
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Old Sep 6, 2020 | 07:12 PM
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Originally Posted by fiatlux
The Type-R is a track focused unabashed performance aimed at enthusiasts. The TLX 2.0T is a sporty-ish compact/midsize sedan aimed at people who want a slighty nicer, slighty more sporty Accord 2.0T. Criticizing Acura for not including an LSD on the TLX would be like criticizing Toyota for not including a 4-Low and locking diffs on a RAV4.
Yeah but toyota did have a 4 low & locking diff on the Rav 4 at one point.

Doesn't make sense not to have a brake torque vectoring system in 2020, when a camry has it and lesser Honda cars. For a company that says they are all about precision crafted performance, they are a joke at the end of the day. Acura's only claim to fame was bringing back the dual wishbone front suspension that Lexus never stopped producing.

Last edited by Barbecue Tech Tips; Sep 6, 2020 at 07:17 PM.
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Old Sep 6, 2020 | 07:42 PM
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The first gen TLX at least utilized P-AWS for rear steering and brake torque vectoring for on & off throttle. Did Acura figure out this system was flawed somehow and wasn't worth the bother?
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Old Sep 6, 2020 | 07:59 PM
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Doesn't make sense why agile handling assist isn't on the new TLX. Since it brake torque vectors each wheel to reduce under & over steer on all 4 wheels.
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Old Sep 6, 2020 | 08:38 PM
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Originally Posted by Barbecue Tech Tips
The first gen TLX at least utilized P-AWS for rear steering and brake torque vectoring for on & off throttle. Did Acura figure out this system was flawed somehow and wasn't worth the bother?
I think they figured out it was just a marketing gimmick. I have it and I for one cannot tell if it makes any noticeable difference whatsoever.
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Old Sep 6, 2020 | 09:11 PM
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Originally Posted by fiatlux
The Type-R is a track focused unabashed performance aimed at enthusiasts.
The TLX 2.0T is a sporty-ish compact midsize sedan aimed at people who want a slightly nicer, slightly more sporty Accord 2.0T.
This I agree with . Also why I think they should be referred to as separate cars ... the price, target customer, power-plant, etc. are all a bit different.

Mr. BTT, I read your objections to SH-AWD in the other thread. I think further up on that page, you can read how I feel about it.
Notice the Type-S will only come with SH-AWD (for obvious reasons). Personally, I think the SH-AWD is a big part of what makes the TLX so special.
If you add SH-AWD to the TLX-2.0T, you end up with a sedan that has many of these power-train properties that you are looking for. Much closer to a Type-S, with just a bit less power.

If I may be so bold to suggest, it sounds like you might be happier with a Accord 2.0T FWD. Sounds like you are already making concessions with the TLX. If you just want the FWD model, there must be something awful special about it to justify the higher $15k cost.

This is coming from one of the TLX's biggest supporters on this forum.
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Old Sep 6, 2020 | 09:51 PM
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Originally Posted by Tesla1856
This I agree with . Also why I think they should be referred to as separate cars ... the price, target customer, power-plant, etc. are all a bit different.

Mr. BTT, I read your objections to SH-AWD in the other thread. I think further up on that page, you can read how I feel about it.
Notice the Type-S will only come with SH-AWD (for obvious reasons). Personally, I think the SH-AWD is a big part of what makes the TLX so special.
If you add SH-AWD to the TLX-2.0T, you end up with a sedan that has many of these power-train properties that you are looking for. Much closer to a Type-S, with just a bit less power.

If I may be so bold to suggest, it sounds like you might be happier with a Accord 2.0T FWD. Sounds like you are already making concessions with the TLX. If you just want the FWD model, there must be something awful special about it to justify the higher $15k cost.

This is coming from one of the TLX's biggest supporters on this forum.
I am not against getting the SH-AWD. For me personally, I don't need all wheel drive on my daily commute and never drive into a hurrican or drive through a blizard.

I'm sure 99% of the population doesn't realise that all wheel drive doesn't give you any advantage in braking, cornering,or general vehicle dynamics.

I do not want to deal with the added tire cost, wear & tear, and fuel cost associated with the SH-AWD model. I hate how honda thinks everyone needs or wants all wheel drive and its the only way to get better driving dynamics.


Last edited by Barbecue Tech Tips; Sep 6, 2020 at 09:59 PM.
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Old Sep 6, 2020 | 10:19 PM
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Originally Posted by Barbecue Tech Tips
Doesn't make sense
There you go ... answered your own queries. Welcome to the 2G Acura TLX release!
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Old Sep 6, 2020 | 10:26 PM
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Originally Posted by Barbecue Tech Tips
I hate how honda thinks everyone needs or wants all wheel drive and its the only way to get better driving dynamics.
Well, without:
2013 RDX with SH-AWD
2014 MDX with SH-AWD
2014 MDX Advance with SH-AWD (pioneered self braking/crashing)

I really doubt they would have sold as good as they did all these years. People would have just bought Honda Pilots and Hondas.
SH-AWD is Acura's "Unique Selling Proposition" in a market with heavy competition.
If Acura was even still is business, they would be just a shell of their current self.

Last edited by Tesla1856; Sep 6, 2020 at 10:29 PM.
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Old Sep 6, 2020 | 10:33 PM
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Originally Posted by Barbecue Tech Tips
I am not against getting the SH-AWD. For me personally, I don't need all wheel drive on my daily commute and never drive into a hurrican or drive through a blizard.

I'm sure 99% of the population doesn't realise that all wheel drive doesn't give you any advantage in braking, cornering,or general vehicle dynamics.
Surely, you watched the whole video (as it explains better than I can):
https://www.acura.com/future-vehicles/2021-tlx

If that still doesn't do it for you, maybe this one will ?. The 2021 TLX uses (the fairly new) 4th-Gen SH-AWD


Last edited by Tesla1856; Sep 6, 2020 at 10:42 PM.
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Old Sep 6, 2020 | 11:01 PM
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I see the benefit of SH-AWD and will consider it over the FWD application when I can get my hands on a TLX. Thanks Tesla!

The SH-AWD application comes incorporated with what Acura calls Agile Handling Assist for brake torque vectoring when off the power in corners.
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Old Sep 7, 2020 | 09:47 AM
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Originally Posted by Barbecue Tech Tips
I am not against getting the SH-AWD. For me personally, I don't need all wheel drive on my daily commute and never drive into a hurrican or drive through a blizard.

I'm sure 99% of the population doesn't realise that all wheel drive doesn't give you any advantage in braking, cornering,or general vehicle dynamics.

I do not want to deal with the added tire cost, wear & tear, and fuel cost associated with the SH-AWD model. I hate how honda thinks everyone needs or wants all wheel drive and its the only way to get better driving dynamics.
Even a touch beyond 99%. Proof is in all the trucks and SUVs sitting in the ditch at first snowfall.
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Old Sep 7, 2020 | 10:32 AM
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Originally Posted by Barbecue Tech Tips
I'm sure 99% of the population doesn't realise that all wheel drive doesn't give you any advantage in braking, cornering,or general vehicle dynamics.
.
I disagree; AWD does give you better traction when cornering and superior grip. If you've never been in a car with an AWD system geared towards performance, you owe it to yourself to see what it's like going around a bend on power.

But I agree that 99% of the population probably doesn't know how to take advantage of that (i.e. don't just lift off and plow, stay on the throttle and have it pull you through the turn).
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Old Sep 14, 2020 | 11:19 AM
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Originally Posted by Barbecue Tech Tips
I am trying to figure out why the 2021 non SH-AWD TLX doesn't seem to have a limited slip diff? Seems odd to me, since the type R has one.

Is SH-AWD an excuse not to offer a mechanical or electric differential for the FWD variant?
Honda probably decided to make more "lux" Acuras, where Honda's will have these kinds of bells n whistles...
Compare Accord 2.0 sport powetrain and any TLX non-Type S powertrain and you will see Honda/Acura is making a separation between the brands in terms of performance and price paid...

Who in their right mind will buy TLX with 4cyl 2.0T banger for 40-45-50k, beats my mind... For comparison, you can get Q50 Red Sport for low 40s to high-mid-40s... for 2018 I personally had a quote for a brand new RS400 at 41500$ (this was provided to me in 2019) - wanted to get rid of it as it say on the floor in a showroom...
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Old Sep 14, 2020 | 11:50 AM
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Originally Posted by Barbecue Tech Tips
Doesn't make sense why agile handling assist isn't on the new TLX. Since it brake torque vectors each wheel to reduce under & over steer on all 4 wheels.
I was looking at Acura Canada website and saw agile handling assist offered on all 2021 TLX.
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Old Sep 14, 2020 | 01:32 PM
  #21  
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Tlx gets P-AWS. No point for me to go SH-AWD.
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Old Sep 14, 2020 | 01:44 PM
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Originally Posted by Barbecue Tech Tips
Tlx gets P-AWS. No point for me to go SH-AWD.
Not 2021+ it doesn't. That was on 2015-2020 2.4L
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Old Sep 14, 2020 | 02:39 PM
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Originally Posted by SRB-TL
Not 2021+ it doesn't. That was on 2015-2020 2.4L
Even if it did I still contend P-AWS does jack squat for spirited driving
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Old Sep 14, 2020 | 02:59 PM
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Originally Posted by fiatlux
Even if it did I still contend P-AWS does jack squat for spirited driving
Once you lose control, doesn't the slightly misaligned wheel with P-AWS on a curve make it worse compared to SH-AWD sending more power to opposite wheel to trigger yaw movement (provided you accelerate of course)? I guess that's when brake torquing kicks in.
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Old Sep 14, 2020 | 05:17 PM
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Originally Posted by SRB-TL
Not 2021+ it doesn't. That was on 2015-2020 2.4L
Negative, its listed on the 2021 TLX car builder on Acura Canada.
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Old Sep 14, 2020 | 05:23 PM
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Originally Posted by Barbecue Tech Tips
Negative, its listed on the 2021 TLX car builder on Acura Canada.
Sorry to burst your bubble, but the configurator is wrong. The spec page already calls out SH-AWD as standard: https://www.acura.ca/tlx/specs

In the configurator, even if you select the P-AWS option, click the features button and you'll get a modal that shows up that lists SH-AWD as a standard feature.
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Old Sep 14, 2020 | 05:23 PM
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But to get violet phantom pearl I have to get SH-AWD sadly at least for Canada.
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Old Sep 14, 2020 | 05:28 PM
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Originally Posted by Barbecue Tech Tips
But to get violet phantom pearl I have to get SH-AWD sadly at least for Canada.
What do you mean you have to get SH-AWD? They don't come any other way in Canada.
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Old Sep 14, 2020 | 05:57 PM
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Originally Posted by fiatlux
What do you mean you have to get SH-AWD? They don't come any other way in Canada.
I didn't realize that was the case.
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