Alternatively, a second embodiment of the invention relates to a method of “calibrating” the vehicle 900 which involves monitoring instantaneous pressure P as sensed by the modules 400 for {HEAD ~ each} of {TAIL ~ their respective wheels} 10 
of
Alternatively , a second embodiment of the invention relates to a method of “ calibrating ” the vehicle 900 which involves monitoring instantaneous pressure P as sensed by the modules 400 for { HEAD ~ each } of { TAIL ~ their respective wheels } 10
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH