The alignment state of the wheels is tested by determining a first test toe angle of a first wheel relative to a first reference point and determining {HEAD ~ a second test toe angle} of a second wheel relative to {TAIL ~ a second reference point} 
The alignment state of the wheels is tested by determining a first test toe angle of a first wheel relative to a first reference point and determining { HEAD ~ a second test toe angle } of a second wheel relative to { TAIL ~ a second reference point }
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 HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL