Thread: Tpms?
View Single Post
      01-23-2013, 02:34 PM   #10
bavarianx
bavarianx's Avatar
United_States
97
Rep
2,103
Posts

Drives: 2006 X5 4.4i
Join Date: Dec 2006
Location: Orange County, CA

iTrader: (18)

Send a message via AIM to bavarianx
Quote:
Originally Posted by s4nye View Post
How does the system monitor the tire pressure if there isn't a sensor?
Wheel rotation, as the tire goes flat the outside diameter gets smaller and wheel spins faster, setting off code.