Search found 7 matches

by mppetrov
08 Dec 2022, 08:51
Forum: [EN]Help
Topic: Gearbox dragging during downshift
Replies: 3
Views: 3323

Re: Gearbox dragging during downshift

Same here. 110k km gearbox.

I noticed when i shift manually, sometimes i manage to do good enough ( way more smoother than when automatic). Still not like oem car, but ok.

Is there a way to copy the manual downshift parameters to automatic mode? I guess yes, but dont know what to log for and ...
by mppetrov
08 Dec 2022, 08:26
Forum: [EN]Help
Topic: 3th to 2nd downshift help
Replies: 2
Views: 605

Re: 3th to 2nd downshift help


1. Not sure if that's possible, you could modify the rpm shift tables so it doesn't downshift, but I think you have to manually shift to 2nd then.

2. Under RPM Limit > Automatic Settings > Time OFF return automatic mode.

3. Under the program Selector you can edit the values for Time Down, 2 for ...
by mppetrov
07 Dec 2022, 13:46
Forum: [EN]Help
Topic: 3th to 2nd downshift help
Replies: 2
Views: 605

3th to 2nd downshift help

Hello, what do i need to change to make the downshift from 3rd to 2nd only when car is fully stopped ?

Also what should i change to make on P1 manual mode to stay longer on Manual ? Sometimes i downshift from 3rd to 2nd and it almost immediately put on D mode, no matter i just changed gear.

Or ...
by mppetrov
01 Dec 2022, 22:57
Forum: [EN]Help
Topic: Downshift harshness
Replies: 7
Views: 4141

Re: Downshift harshness


I believe adaptations only work on gears 4 5 6 7 and 8. I was experiencing harsh shifts from 2-3 and 3-2 so made small adjustments to start% and end% in the parameter gear up and parameter gear down table. Just changing the value by 2 or 3 make aa noticeable difference.


Could you please post a ...
by mppetrov
16 Nov 2022, 09:42
Forum: [EN]Help
Topic: Downshift harshness
Replies: 7
Views: 4141

Re: Downshift harshness

Same issue here. Driving 220 bhp car and especially from 3 to 2 it is really harsh. Texted Lukas, still no answer yet.

Using 8hp70 with its original convertor.

Noticed when i am on P1 and switch to Manual mode, downshifting them by myself is way more smoother. Last time when Lukas tried to fix it ...
by mppetrov
30 Oct 2022, 16:44
Forum: [EN]Help
Topic: Error 33 and some other configs
Replies: 1
Views: 607

Error 33 and some other configs

Hello, i have m52 with ms41 siemens ecu. I wired map, tps and rmps directly from engine. Since i have error 33 the gearbox is driving only on 6th gear.
How do i config this to make it work, not to look for CAN ?
Also i have wired button which when pressed it gives ground to pin 10 (A6) so i can use ...
by mppetrov
29 Oct 2022, 08:56
Forum: [EN]Help
Topic: TCU pins for plug connector
Replies: 3
Views: 1893

Re: TCU pins for plug connector

What are the pins for lcd connector ?