If it is detected that {HEAD ~ the second actuated sensor} 3, 4, 2 is disposed in {TAIL ~ clockwise direction} before the first actuated sensor 2, 3, 4, then in a method step 108 the parameter for the valve lift is decremented 
If it is detected that { HEAD ~ the second actuated sensor } 3 , 4 , 2 is disposed in { TAIL ~ clockwise direction } before the first actuated sensor 2 , 3 , 4 , then in a method step 108 the parameter for the valve lift is decremented
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL 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