View Single Post
  #49  
Old 04-03-2006, 01:30 PM
BayAreaBMWFan BayAreaBMWFan is offline
Back in California
Location: San Francisco Bay Area
 
Join Date: Aug 2004
Posts: 3,251
Mein Auto: '12 328 Vert; '09 Odyssey
Quote:
Originally Posted by rruiter
Has nothing to do with the Throttle by wire. It is simply a motion of throttle on/throttle off done by the driver. The jerking of the car will make your foot on the throttle do this. Trying to fight this motion makes it worse since you react too late and only increase the on/off motion.
OK. Thanks for the observation. That explains the series of jerks.

However, the driver input happens only after the initial jerk. What causes the initial jerk?

In my experience, it is caused typically, when you are easing off the throttle after a hard start.
__________________
2012 328Ci Black/Black ZPP
2011 528 Black/Black Retired ZPP ZP2 BMW Apps
2005 330Ci SparkGraphite/Gray Retired ZHP, Step, Nav, Xenon, Heated Seats, PDC
2007 X3 3.0si AlpiWhite/Tobacco ED Retired Step, ZSP, ZPP, ZCW, PDC, Nav, Xenon, Privacy Glass, Servotronic, Cargo Net
2002 745Li Slate Green Metallic/Beige Retired; Perfect baby-hauler
2006 525 TiAg/Black Retired
2004 3.0 Z4 Black/Black/Black SMG Retired
2003 525iA TiAg/Gray Retired;King of all Bimmers, the E39
Reply With Quote