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Author Topic: DSG DQ250 Tuning  (Read 163881 times)
Bitshifter
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« Reply #240 on: August 08, 2021, 07:32:35 PM »

Hach ja, von einem Sechsgang-Doppelkupplungs-Getriebe kann man als Familienvater ja nur träumen. Da wir inzwischen 3 Kinder haben, mussten wir meinen Wagen verkaufen um eine echte Familienkutsche zu besorgen. Wenn die Kinder alle ausgezogen sind, hole ich mir dafür mein Traumauto. Das lasse ich dann noch zusätzlich bei https://dtc-bremen.de/ etwas bearbeiten und dann steht einem Roadtrip nichts mehr im Wege. Bis dahin halten meine Frau und ich uns an dem Gedanken fest, Kinder können echt ganz schön anstrengend sein. Auch wenn man sie liebt:D.

WTF? Nice first post.  Grin
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RaraK
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« Reply #241 on: September 24, 2021, 04:59:21 AM »

DSG DQ250 reverse light signal


Old dq250 (eg. in audi tt 1gen) had direct reverse gear signal on pin 12 while newer gearboxes are not using this pin. I have newer DSG (02E300014H 069D61902ec__getriebe_DSG_chD6 F31S) and would like to ask if is it  possible to activate this signal in software? I need it as this gearbox will be working in older chassis.
dsg readout attached


You ever figure this out?  I am going to be updating mech unit potentially in my mk1 TT as well, probably run into this issue.
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marchewa
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« Reply #242 on: September 28, 2021, 04:19:24 AM »

You ever figure this out?  I am going to be updating mech unit potentially in my mk1 TT as well, probably run into this issue.

Sorry, no (switch mentioned by Leonhard tested on Fxx mechatronics with no luck).
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elRey
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« Reply #243 on: September 28, 2021, 11:55:21 AM »

Can you work with the LED gear selector indicator for Reverse? When the 'R' LED is powered, the Reverse lights relay is powered?
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tao13
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« Reply #244 on: October 03, 2021, 10:04:14 AM »

You can use LED gear selector indicator for Reverse. But ther is a COM pin for all sellected mode and it is a + connection and all selected mode led go to ground. It is a little problem because on COM pin have anytime a 2v power and when the mode is selected you will have 12v. Must make a module.
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terminator
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« Reply #245 on: October 15, 2021, 12:51:38 PM »

What about clutch pressure? Seems it's not easy to raise it.
From what I read, the more the engine torque, the more the pressure. I guess K1/K2 torque?
There is no Clutch Pressure map also that could be adjusted. Some tuners patch the code.


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ship
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« Reply #246 on: November 04, 2021, 04:20:49 AM »

What about clutch pressure? Seems it's not easy to raise it.
From what I read, the more the engine torque, the more the pressure. I guess K1/K2 torque?
There is no Clutch Pressure map also that could be adjusted. Some tuners patch the code.



Mikroschlupfadaption , Try it
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KRACER
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« Reply #247 on: November 11, 2021, 10:38:59 PM »

How to increase the boost pressure when launch control?Now only 0.5bar boost pressure
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Josh_ox3
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« Reply #248 on: November 25, 2021, 03:28:35 PM »

How to increase the boost pressure when launch control?Now only 0.5bar boost pressure

TVS
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KRACER
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« Reply #249 on: November 25, 2021, 05:31:48 PM »

TVS
I want to tune it myself
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CarHood
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« Reply #250 on: November 25, 2021, 06:31:40 PM »

How to increase the boost pressure when launch control?Now only 0.5bar boost pressure

You can try IP_FAC_PUT_SP_BOL_ATJS and IP_FAC_PUT_SP_BOL_ATJS_4WD if you haven't already... this increases PUT_SP on launch control.  Mine is set to 2.2 or ~220kPa for launch control but it never gets close to reaching target, about 0.5 bar max for me too.  But I have seen other cals that have this set to 1.0 / 0 bar, so it might help.  Simply raising the RPM has been sufficient for my use but I'm not a serious drag racer either.

Curious to hear if others are willing to share some info on how you can increase boost with oem DSG logic.
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KRACER
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« Reply #251 on: December 19, 2021, 08:01:07 PM »

Thanks for your answer.Is the map you mentioned about SIMOS18? My car is MED17.5. I increased the launch preload in the TCU, but it didn’t work
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CarHood
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« Reply #252 on: December 19, 2021, 09:17:56 PM »

ah yes, I assumed s18, sorry.
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ktm733
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« Reply #253 on: January 24, 2022, 03:21:01 PM »

I didn't want to start a new post, so I'm posting here.

My question is, when tuning shift timing, I change shift time to 100ms. If I request too fast of a shift time, what will happen in terms of clutch/transmission intervention? I have put the shift timing to 100ms and it shifts fast, but what would happen if I put it to 20ms? Obviously, it can't shift that fast, but will this cause tcu to micro slip more? Which I would believe in terms cause shortage of clutches, right? dq250/dl501 gen 2
« Last Edit: January 24, 2022, 08:11:54 PM by ktm733 » Logged
ktm733
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« Reply #254 on: January 24, 2022, 08:11:23 PM »

I didn't want to start a new post, so I'm posting here.

My question is, when tuning shift timing, I change shift time to 100ms. If I request too fast of a shift time, what will happen in terms of clutch/transmission intervention? I have put the shift timing to 100ms and it shifts fast, but what would happen if I put it to 20ms? Obviously, it can't shift that fast, but will this cause tcu to micro slip more? Which I would believe in terms cause shortage of clutches, right? dq250/dl501 gen 2
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