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Showing results 1 to 5 of 5 Search: Posts Made By: Русский шпион

Forum: General Tech Support, Tuning Advice, Logs, and Help Me Posts

10-25-2017, 10:15 AM

Replies: 8

JB4 adjustments for N54 DCT cars

Views: 2,479

Posted By Русский шпион

logs are here

Hi Terry. Was able to make some pulls today with logs in a different settings (normal traction off, sport, sport+).
One log is on map4 just as a stock comparison .
Others are map 5.
Maps1 and 2...

Forum: General Tech Support, Tuning Advice, Logs, and Help Me Posts

10-24-2017, 12:34 PM

Replies: 8

JB4 adjustments for N54 DCT cars

Views: 2,479

Posted By Русский шпион

OK, will do ASAP. If you will not hear from me...

OK, will do ASAP. If you will not hear from me in a next two weeks - means I will be able to catch the log next year only.
Thank you Terry. ;)

Forum: General Tech Support, Tuning Advice, Logs, and Help Me Posts

10-24-2017, 11:33 AM

Replies: 8

JB4 adjustments for N54 DCT cars

Views: 2,479

Posted By Русский шпион

M3/M4 cars have exactly same models of DCT and up...

M3/M4 cars have exactly same models of DCT and up to 18 PSI boost level. I guess their DME and/or transmission computers are adjusted for the power/torque surge on downshifting.
If you need a test...

Forum: General Tech Support, Tuning Advice, Logs, and Help Me Posts

10-24-2017, 10:47 AM

Replies: 8

JB4 adjustments for N54 DCT cars

Views: 2,479

Posted By Русский шпион

JB4 adjustments.

This is what I was thinking myself, it is a DME action to adjust power level for the circumstances..I would like to upgrade my turbos to stage 2 (up to 25 PSI) but if I do it the boost swings might...

Forum: General Tech Support, Tuning Advice, Logs, and Help Me Posts

10-24-2017, 08:00 AM

Replies: 8

JB4 adjustments for N54 DCT cars

Views: 2,479

Posted By Русский шпион

JB4 adjustments for N54 DCT cars

Hi guys.
I have Z4 sdrive35is DCT transmission with JB4.
When I go WOT on speed about 60 miles/hr the car shifts back to 4th, sometimes 3rd gear and when it just starts to pull ( the gears are...

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