problem with RUF CTR2

  • Thread starter Thread starter Marcelo1994
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Marcelosiliano
After the 2.02 update the stock ruf ctr2 on standard center diferencial is fwd and with the torque sensing center diferencial is 4wd:dunce:
Try to test this car with the standard center diferencial and you will see what i am talking about.

ps: sorry for the bad english i am from Brazil:)
 
Hmm... Much like the 1.8T Audi TT?

Although the CTR2 has always smoked the front tires more than the rear ones. I remember it from GT4. I haven't driven it in GT5 though.
 
but i cant smoke the rear tires even with confort hard tires!
 
He's right it is off alot more, though it is fun trying to muscle it around after awhile it's not fun. I love the car but the op is right about it, and trying to set it up is hard. I can see why the op may be upset, this is one of my primary weapons.
 
I've noticed the same issue with the Golf Mk.VI R.

I wonder how many other AWD/4WD vehicles do this with the stock center diff.
 
I've noticed the same issue with the Golf Mk.VI R.

I wonder how many other AWD/4WD vehicles do this with the stock center diff.

Not sure, probably something to go try.
 
This is the same with the Audi's and other AWD car, the front wheels have differential setting and the rears do not. Not exactly sure if Quattro AWD is modeled in GT, but Quattro is dynamic and usually switches intermittently when you are attempting to gain traction from the left front to right rear wheel. I haven't seen signs of this in GT5 so I think that they went with front bias differential and the rear end will act like an open diff.

I love play with the CTR2, I don't use the stock diff for it because I prefer to set my car up to my liking, FR style. This car tends to snap oversteer even though it's AWD, but it can be tamed.
 
This is the same with the Audi's and other AWD car, the front wheels have differential setting and the rears do not. Not exactly sure if Quattro AWD is modeled in GT, but Quattro is dynamic and usually switches intermittently when you are attempting to gain traction from the left front to right rear wheel. I haven't seen signs of this in GT5 so I think that they went with front bias differential and the rear end will act like an open diff.

I love play with the CTR2, I don't use the stock diff for it because I prefer to set my car up to my liking, FR style. This car tends to snap oversteer even though it's AWD, but it can be tamed.

About Quattro, I'm affraid they havn't modeled it correctly. One example is the TT 1.8T that acts like it has a 98/2 torque distribution, pretty much as if it was a FF car; it never gets the power to the rear wheels. The TT 1.8 has been like this since GT4.

Good thing is that at least it can be adjusted with the center dif, and the LSD so it can really start spinning those rear wheels evenly.
 
The car is quite fast when you're not throttling too much in the corners, I made a decent lap with it bone strock on the Nordschleife:

 
It's certainly not a post-2.02 problem, the car has been broken since GT4. Back then it was even more frustrating as it couldn't be fixed with a VCD but this time around it can and has been done.
 
The differential behaviour in the game seems to have changed in general. At least on deceleration; the yaw effect of an open diff in deceleration is seemingly increased, which means the understeer effect of a "corrected" front diff on the CTR2 will possibly be (comparatively) worse. The real car came with a range of drivetrain options; RWD, "standard" 4WD and the 4WD system similar to that used in the 959, with the active clutch-pack centre diff. It's known that active differentials haven't been well represented in GT, and this is only a standard car, so it's likely to be unchanged from GT4. Then again, the game model may only have the primitive 4WD system.

I haven't tested this car in a while, though.
 
I have found the same thing, except it was like this MUCH before the update, It's always done this
 
I haven't tried the CTR2, but when I drove the MK.VI I was able to hold the E-brake and have the front wheels spin.

Torque distribution on the stock diff is set to a 40/60 split and it shouldn't be possible for it to act like a FF layout.
 
I think that Audi and others with special AWD systems do not give out their trade secrets on the actual programming behind their systems and how exactly it works. Fair enough but they more than likely give PD the info for how the car is set up and since AWD on Audi doesn't actually do much unless you are riding on terrain that force the AWD to react then there is little problem with the cars as they are in the game no?
 
I was on a shuffle race last night when I got this car, driving around Suzuka.
During cornering, especially long sweeper, the front inner tire goes red while the outer doesn't.

Example, long sweeper to the left and I see front left tire goes red...
 
Most audi 4wd systems in real life are adjusted to understeer and GT5 does a fairly good job modelling this. However accuracy of individual 4wd system varies. Some 4wd systems have been patched in later versions of the game like AYC system of evo.
 
Most audi 4wd systems in real life are adjusted to understeer and GT5 does a fairly good job modelling this. However accuracy of individual 4wd system varies. Some 4wd systems have been patched in later versions of the game like AYC system of evo.

The AYC of the Mitsubishi Lancer Evo seems to be the only one aside from perhaps the ATTESA system in the GT-R, but who knows, PD doesn't actually say, but we all know that something is making those GT-R's turn well bone stock.
 
The AYC of the Mitsubishi Lancer Evo seems to be the only one aside from perhaps the ATTESA system in the GT-R, but who knows, PD doesn't actually say, but we all know that something is making those GT-R's turn well bone stock.

Further evidence for that with the GTRs comes in the form of the performance drop in stock form when fitting the adjustable diffs. It either understeers too much (in comparison), or if you manage to tune it to retain the fantastic turn-in, it's just too "loose" in the transition between on- and off-throttle, making it inconsistent. At least, that's with my limited GT-bound diff-tweaking skills (I'm used to GPL and LFS in that regard).
 
GTR has always had a good turn-in . 4WD system of older skylines actually turned off when driver applied certain steering angle. Of course the GTR is maybe the most accurately modelled car in the game.
 
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