View Single Post
Old 07-09-2009, 08:13 PM   #2 (permalink)
dcb
needs more cowbell
 
dcb's Avatar
 
Join Date: Feb 2008
Location: ÿ
Posts: 5,038

pimp mobile - '81 suzuki gs 250 t
90 day: 96.29 mpg (US)

schnitzel - '01 Volkswagen Golf TDI
90 day: 53.56 mpg (US)
Thanks: 158
Thanked 269 Times in 212 Posts
vss pulses per mile is doubled simply because the interrupt fires both when the speed signal goes high and again when low. There are fancier interrupts (that can determine between a rising and falling signal) but they are used for the injector signal.
__________________
WINDMILLS DO NOT WORK THAT WAY!!!
  Reply With Quote