Opozniona reakcja to wina tzw. drive by wire (czyli od pedału gazu do przepustnicy idzie kabel, a nie linka). Ponizej link do fajnego urzadzonka poprawiajacego czas reakcji: http://www.turnermotorsport.com/p-1878-sprint-booster-drive-by-wire-enhancement-module-for-2001-bmw.aspx Ja swego czasu wymienilem pedal gazu na z 2004 roku, bo wyczytałem cos takiego: SUBJECT Accelerator Pedal Feels "Notchy" at Times. MODEL E38 with M62TU produced from 09/99 up to 07/01 E39 with M62 TU produced from 09/99 up to 06/02 E39 with M54 produced from 09/00 up to 06/02 E46 with M54 and S54 produced from 06/00 up to 06/02 E52 Z8, E53 X5, and E65/E66 vehicles from series introduction up to 06/02 SITUATION Customer may complain of the accelerator pedal feeling "notchy", or not moving smoothly when depressed in small increments. This situation can occur with high ambient temperatures, or if heating is directed towards the foot well area. NOTE Integrity of the PWG "drive-by-wire" system is not being compromised, if such a situation is experienced - pedal movement is not restricted or limited. CAUSE Unfavorable friction conditions inside the accelerator pedal, when exposed to higher ambient temperatures (in excess of 140 deg F). CORRECTION On a customer complaint basis only, replace the acceleration pedal with an improved part. For replacement instruction refer to RA 35 40 001, which can be found in BMW TIS. PARTS INFORMATION Part Number Description 35 40 6 762 480 Accelerator pedal for: E38, E39, E46, E53 vehicles with automatic transmissions 35 40 6 762 481 Accelerator pedal for: E39, E46, E52, E53 vehicles with manual transmissions 35 40 6 756 720 Pedal adapter plate for E46 up to 05/01 35 40 6 756 719 Pedal adapter plate for E38, E39, E52, E53 up to 10/01 production 35 40 6 762 482 Accelerator pedal for E65/E66 vehicles DUE TO LIMITED PARTS AVAILABILITY, ABOVE LISTED PART NUMBERS SHOULD BE USED ONLY FOR THE TYPE OF COMPLAINT DESCRIBED IN THIS SERVICE INFORMATION BULLETIN, AND NOT FOR STOCK PURPOSES. TO ORDER UPDATED PARTS: Complete a direct-ship order form WITH VIN and PART NUMBERS and fax it to 201 â 307 â 1892, attention PEDAL UPDATE.